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package org.codehaus.groovy.classgen;
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import groovy.lang.Closure;
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37
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import groovy.lang.GString;
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38
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import groovy.lang.GroovyRuntimeException;
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39
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import groovy.lang.MissingClassException;
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40
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import groovy.lang.Reference;
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41
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42
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import java.math.BigDecimal;
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43
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import java.math.BigInteger;
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44
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import java.security.AccessControlException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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52
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import java.util.Set;
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import java.util.logging.Logger;
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54
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55
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import org.codehaus.groovy.ast.ASTNode;
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import org.codehaus.groovy.ast.ClassNode;
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import org.codehaus.groovy.ast.CodeVisitorSupport;
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import org.codehaus.groovy.ast.CompileUnit;
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import org.codehaus.groovy.ast.ConstructorNode;
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import org.codehaus.groovy.ast.FieldNode;
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import org.codehaus.groovy.ast.GroovyClassVisitor;
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import org.codehaus.groovy.ast.GroovyCodeVisitor;
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import org.codehaus.groovy.ast.InnerClassNode;
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import org.codehaus.groovy.ast.MethodNode;
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import org.codehaus.groovy.ast.Parameter;
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import org.codehaus.groovy.ast.PropertyNode;
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import org.codehaus.groovy.ast.Type;
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68
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import org.codehaus.groovy.ast.VariableScope;
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69
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import org.codehaus.groovy.ast.expr.ArgumentListExpression;
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import org.codehaus.groovy.ast.expr.ArrayExpression;
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import org.codehaus.groovy.ast.expr.BinaryExpression;
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import org.codehaus.groovy.ast.expr.BooleanExpression;
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import org.codehaus.groovy.ast.expr.CastExpression;
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import org.codehaus.groovy.ast.expr.ClassExpression;
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import org.codehaus.groovy.ast.expr.ClosureExpression;
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import org.codehaus.groovy.ast.expr.ConstantExpression;
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import org.codehaus.groovy.ast.expr.ConstructorCallExpression;
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78
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import org.codehaus.groovy.ast.expr.Expression;
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79
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import org.codehaus.groovy.ast.expr.ExpressionTransformer;
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80
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import org.codehaus.groovy.ast.expr.FieldExpression;
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81
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import org.codehaus.groovy.ast.expr.GStringExpression;
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82
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import org.codehaus.groovy.ast.expr.ListExpression;
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83
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import org.codehaus.groovy.ast.expr.MapEntryExpression;
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84
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import org.codehaus.groovy.ast.expr.MapExpression;
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85
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import org.codehaus.groovy.ast.expr.MethodCallExpression;
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86
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import org.codehaus.groovy.ast.expr.NegationExpression;
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87
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import org.codehaus.groovy.ast.expr.NotExpression;
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88
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import org.codehaus.groovy.ast.expr.PostfixExpression;
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89
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import org.codehaus.groovy.ast.expr.PrefixExpression;
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90
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import org.codehaus.groovy.ast.expr.PropertyExpression;
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91
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import org.codehaus.groovy.ast.expr.RangeExpression;
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import org.codehaus.groovy.ast.expr.RegexExpression;
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import org.codehaus.groovy.ast.expr.StaticMethodCallExpression;
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94
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import org.codehaus.groovy.ast.expr.TernaryExpression;
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95
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import org.codehaus.groovy.ast.expr.TupleExpression;
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96
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import org.codehaus.groovy.ast.expr.VariableExpression;
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97
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import org.codehaus.groovy.ast.stmt.AssertStatement;
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98
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import org.codehaus.groovy.ast.stmt.BlockStatement;
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99
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import org.codehaus.groovy.ast.stmt.BreakStatement;
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100
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import org.codehaus.groovy.ast.stmt.CaseStatement;
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import org.codehaus.groovy.ast.stmt.CatchStatement;
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import org.codehaus.groovy.ast.stmt.ContinueStatement;
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import org.codehaus.groovy.ast.stmt.DoWhileStatement;
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104
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import org.codehaus.groovy.ast.stmt.ExpressionStatement;
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105
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import org.codehaus.groovy.ast.stmt.ForStatement;
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106
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import org.codehaus.groovy.ast.stmt.IfStatement;
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107
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import org.codehaus.groovy.ast.stmt.ReturnStatement;
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108
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import org.codehaus.groovy.ast.stmt.Statement;
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109
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import org.codehaus.groovy.ast.stmt.SwitchStatement;
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110
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import org.codehaus.groovy.ast.stmt.SynchronizedStatement;
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111
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import org.codehaus.groovy.ast.stmt.ThrowStatement;
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112
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import org.codehaus.groovy.ast.stmt.TryCatchStatement;
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113
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import org.codehaus.groovy.ast.stmt.WhileStatement;
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114
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import org.codehaus.groovy.runtime.InvokerHelper;
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115
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import org.codehaus.groovy.syntax.Token;
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116
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import org.codehaus.groovy.syntax.Types;
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117
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import org.codehaus.groovy.syntax.parser.RuntimeParserException;
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118
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import org.objectweb.asm.ClassVisitor;
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119
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import org.objectweb.asm.CodeVisitor;
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120
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import org.objectweb.asm.Constants;
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121
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import org.objectweb.asm.Label;
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122
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123
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124
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125
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126
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127
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128
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129
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130
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public class AsmClassGenerator extends ClassGenerator {
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132
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private Logger log = Logger.getLogger(getClass().getName());
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133
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134
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private ClassVisitor cw;
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private CodeVisitor cv;
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136
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private GeneratorContext context;
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137
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138
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private String sourceFile;
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139
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140
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141
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private ClassNode classNode;
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142
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private ClassNode outermostClass;
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143
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private String internalClassName;
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144
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private String internalBaseClassName;
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145
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146
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147
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private Map variableStack = new HashMap();
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148
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149
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150
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private boolean outputReturn;
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151
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152
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153
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private boolean leftHandExpression;
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154
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155
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156
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MethodCaller invokeMethodMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeMethod");
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157
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MethodCaller invokeMethodSafeMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeMethodSafe");
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158
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MethodCaller invokeStaticMethodMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeStaticMethod");
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MethodCaller invokeConstructorMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeConstructor");
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MethodCaller invokeConstructorOfMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeConstructorOf");
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161
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MethodCaller invokeNoArgumentsConstructorOf = MethodCaller.newStatic(InvokerHelper.class, "invokeNoArgumentsConstructorOf");
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MethodCaller invokeClosureMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeClosure");
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MethodCaller invokeSuperMethodMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeSuperMethod");
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164
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MethodCaller invokeNoArgumentsMethod = MethodCaller.newStatic(InvokerHelper.class, "invokeNoArgumentsMethod");
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165
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MethodCaller invokeStaticNoArgumentsMethod =
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MethodCaller.newStatic(InvokerHelper.class, "invokeStaticNoArgumentsMethod");
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167
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168
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MethodCaller asIntMethod = MethodCaller.newStatic(InvokerHelper.class, "asInt");
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MethodCaller asTypeMethod = MethodCaller.newStatic(InvokerHelper.class, "asType");
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MethodCaller getPropertyMethod = MethodCaller.newStatic(InvokerHelper.class, "getProperty");
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MethodCaller getPropertySafeMethod = MethodCaller.newStatic(InvokerHelper.class, "getPropertySafe");
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MethodCaller setPropertyMethod = MethodCaller.newStatic(InvokerHelper.class, "setProperty");
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MethodCaller setPropertyMethod2 = MethodCaller.newStatic(InvokerHelper.class, "setProperty2");
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MethodCaller setPropertySafeMethod2 = MethodCaller.newStatic(InvokerHelper.class, "setPropertySafe2");
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MethodCaller getGroovyObjectPropertyMethod = MethodCaller.newStatic(InvokerHelper.class, "getGroovyObjectProperty");
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MethodCaller setGroovyObjectPropertyMethod = MethodCaller.newStatic(InvokerHelper.class, "setGroovyObjectProperty");
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MethodCaller asIteratorMethod = MethodCaller.newStatic(InvokerHelper.class, "asIterator");
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MethodCaller asBool = MethodCaller.newStatic(InvokerHelper.class, "asBool");
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MethodCaller notBoolean = MethodCaller.newStatic(InvokerHelper.class, "notBoolean");
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MethodCaller notObject = MethodCaller.newStatic(InvokerHelper.class, "notObject");
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MethodCaller regexPattern = MethodCaller.newStatic(InvokerHelper.class, "regexPattern");
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MethodCaller negation = MethodCaller.newStatic(InvokerHelper.class, "negate");
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184
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MethodCaller compareIdenticalMethod = MethodCaller.newStatic(InvokerHelper.class, "compareIdentical");
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MethodCaller compareEqualMethod = MethodCaller.newStatic(InvokerHelper.class, "compareEqual");
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MethodCaller compareNotEqualMethod = MethodCaller.newStatic(InvokerHelper.class, "compareNotEqual");
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MethodCaller compareToMethod = MethodCaller.newStatic(InvokerHelper.class, "compareTo");
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MethodCaller findRegexMethod = MethodCaller.newStatic(InvokerHelper.class, "findRegex");
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MethodCaller matchRegexMethod = MethodCaller.newStatic(InvokerHelper.class, "matchRegex");
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MethodCaller compareLessThanMethod = MethodCaller.newStatic(InvokerHelper.class, "compareLessThan");
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MethodCaller compareLessThanEqualMethod = MethodCaller.newStatic(InvokerHelper.class, "compareLessThanEqual");
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MethodCaller compareGreaterThanMethod = MethodCaller.newStatic(InvokerHelper.class, "compareGreaterThan");
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MethodCaller compareGreaterThanEqualMethod = MethodCaller.newStatic(InvokerHelper.class, "compareGreaterThanEqual");
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MethodCaller isCaseMethod = MethodCaller.newStatic(InvokerHelper.class, "isCase");
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195
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196
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MethodCaller createListMethod = MethodCaller.newStatic(InvokerHelper.class, "createList");
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MethodCaller createTupleMethod = MethodCaller.newStatic(InvokerHelper.class, "createTuple");
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MethodCaller createMapMethod = MethodCaller.newStatic(InvokerHelper.class, "createMap");
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MethodCaller createRangeMethod = MethodCaller.newStatic(InvokerHelper.class, "createRange");
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200
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201
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MethodCaller assertFailedMethod = MethodCaller.newStatic(InvokerHelper.class, "assertFailed");
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202
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203
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MethodCaller iteratorNextMethod = MethodCaller.newInterface(Iterator.class, "next");
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204
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MethodCaller iteratorHasNextMethod = MethodCaller.newInterface(Iterator.class, "hasNext");
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205
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206
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207
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private int lastVariableIndex;
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208
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private static int tempVariableNameCounter;
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209
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210
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211
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private List exceptionBlocks = new ArrayList();
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212
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213
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private boolean definingParameters;
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214
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private Set syntheticStaticFields = new HashSet();
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215
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private Set mutableVars = new HashSet();
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216
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private boolean passingClosureParams;
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217
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218
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private ConstructorNode constructorNode;
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219
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private MethodNode methodNode;
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220
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221
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private BlockScope scope;
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222
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private BytecodeHelper helper = new BytecodeHelper(null);
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223
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224
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private VariableScope variableScope;
|
225
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226
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0
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public AsmClassGenerator(
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227
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GeneratorContext context,
|
228
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ClassVisitor classVisitor,
|
229
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ClassLoader classLoader,
|
230
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String sourceFile) {
|
231
|
0
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super(classLoader);
|
232
|
0
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this.context = context;
|
233
|
0
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this.cw = classVisitor;
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234
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0
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this.sourceFile = sourceFile;
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235
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}
|
236
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237
|
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|
238
|
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|
239
|
0
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public void visitClass(ClassNode classNode) {
|
240
|
0
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try {
|
241
|
0
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syntheticStaticFields.clear();
|
242
|
0
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this.classNode = classNode;
|
243
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0
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this.outermostClass = null;
|
244
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0
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this.internalClassName = BytecodeHelper.getClassInternalName(classNode.getName());
|
245
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|
246
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|
247
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|
248
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|
249
|
0
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classNode.setSuperClass(checkValidType(classNode.getSuperClass(), classNode, "Must be a valid base class"));
|
250
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0
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String[] interfaces = classNode.getInterfaces();
|
251
|
0
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for (int i = 0; i < interfaces.length; i++ ) {
|
252
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0
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interfaces[i] = checkValidType(interfaces[i], classNode, "Must be a valid interface name");
|
253
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}
|
254
|
|
|
255
|
0
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this.internalBaseClassName = BytecodeHelper.getClassInternalName(classNode.getSuperClass());
|
256
|
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|
257
|
0
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cw.visit(
|
258
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asmJDKVersion,
|
259
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classNode.getModifiers(),
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260
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internalClassName,
|
261
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internalBaseClassName,
|
262
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BytecodeHelper.getClassInternalNames(classNode.getInterfaces()),
|
263
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sourceFile);
|
264
|
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|
265
|
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|
266
|
|
|
267
|
|
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268
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|
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269
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|
270
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271
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272
|
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|
273
|
0
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classNode.visitContents(this);
|
274
|
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|
275
|
0
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createSyntheticStaticFields();
|
276
|
|
|
277
|
0
|
for (Iterator iter = innerClasses.iterator(); iter.hasNext();) {
|
278
|
0
|
ClassNode innerClass = (ClassNode) iter.next();
|
279
|
0
|
String innerClassName = innerClass.getName();
|
280
|
0
|
String innerClassInternalName = BytecodeHelper.getClassInternalName(innerClassName);
|
281
|
0
|
String outerClassName = internalClassName;
|
282
|
0
|
MethodNode enclosingMethod = innerClass.getEnclosingMethod();
|
283
|
0
|
if (enclosingMethod != null) {
|
284
|
|
|
285
|
0
|
outerClassName = null;
|
286
|
|
}
|
287
|
0
|
cw.visitInnerClass(
|
288
|
|
innerClassInternalName,
|
289
|
|
outerClassName,
|
290
|
|
innerClassName,
|
291
|
|
innerClass.getModifiers());
|
292
|
|
}
|
293
|
|
|
294
|
0
|
cw.visitEnd();
|
295
|
|
}
|
296
|
|
catch (GroovyRuntimeException e) {
|
297
|
0
|
e.setModule(classNode.getModule());
|
298
|
0
|
throw e;
|
299
|
|
}
|
300
|
|
}
|
301
|
|
|
302
|
0
|
public void visitConstructor(ConstructorNode node) {
|
303
|
|
|
304
|
|
|
305
|
|
|
306
|
0
|
this.constructorNode = node;
|
307
|
0
|
this.methodNode = null;
|
308
|
0
|
this.variableScope = null;
|
309
|
|
|
310
|
0
|
visitParameters(node, node.getParameters());
|
311
|
|
|
312
|
0
|
String methodType = BytecodeHelper.getMethodDescriptor("void", node.getParameters());
|
313
|
0
|
cv = cw.visitMethod(node.getModifiers(), "<init>", methodType, null, null);
|
314
|
0
|
helper = new BytecodeHelper(cv);
|
315
|
|
|
316
|
0
|
findMutableVariables();
|
317
|
0
|
resetVariableStack(node.getParameters());
|
318
|
|
|
319
|
0
|
Statement code = node.getCode();
|
320
|
0
|
if (code == null || !firstStatementIsSuperInit(code)) {
|
321
|
|
|
322
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
323
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, internalBaseClassName, "<init>", "()V");
|
324
|
|
}
|
325
|
0
|
if (code != null) {
|
326
|
0
|
code.visit(this);
|
327
|
|
}
|
328
|
|
|
329
|
0
|
cv.visitInsn(RETURN);
|
330
|
0
|
cv.visitMaxs(0, 0);
|
331
|
|
}
|
332
|
|
|
333
|
0
|
public void visitMethod(MethodNode node) {
|
334
|
|
|
335
|
|
|
336
|
0
|
this.constructorNode = null;
|
337
|
0
|
this.methodNode = node;
|
338
|
0
|
this.variableScope = null;
|
339
|
|
|
340
|
0
|
visitParameters(node, node.getParameters());
|
341
|
0
|
node.setReturnType(checkValidType(node.getReturnType(), node, "Must be a valid return type"));
|
342
|
|
|
343
|
0
|
String methodType = BytecodeHelper.getMethodDescriptor(node.getReturnType(), node.getParameters());
|
344
|
0
|
cv = cw.visitMethod(node.getModifiers(), node.getName(), methodType, null, null);
|
345
|
0
|
Label labelStart = new Label();
|
346
|
0
|
cv.visitLabel(labelStart);
|
347
|
0
|
helper = new BytecodeHelper(cv);
|
348
|
|
|
349
|
0
|
findMutableVariables();
|
350
|
0
|
resetVariableStack(node.getParameters());
|
351
|
|
|
352
|
0
|
outputReturn = false;
|
353
|
|
|
354
|
0
|
node.getCode().visit(this);
|
355
|
|
|
356
|
0
|
if (!outputReturn) {
|
357
|
0
|
cv.visitInsn(RETURN);
|
358
|
|
}
|
359
|
|
|
360
|
|
|
361
|
0
|
for (Iterator iter = exceptionBlocks.iterator(); iter.hasNext();) {
|
362
|
0
|
Runnable runnable = (Runnable) iter.next();
|
363
|
0
|
runnable.run();
|
364
|
|
}
|
365
|
0
|
exceptionBlocks.clear();
|
366
|
|
|
367
|
0
|
Label labelEnd = new Label();
|
368
|
0
|
cv.visitLabel(labelEnd);
|
369
|
|
|
370
|
|
|
371
|
|
|
372
|
|
|
373
|
|
|
374
|
|
|
375
|
|
|
376
|
|
|
377
|
|
|
378
|
|
|
379
|
|
|
380
|
0
|
cv.visitMaxs(0, 0);
|
381
|
|
}
|
382
|
|
|
383
|
0
|
protected void visitParameters(ASTNode node, Parameter[] parameters) {
|
384
|
0
|
for (int i = 0, size = parameters.length; i < size; i++ ) {
|
385
|
0
|
visitParameter(node, parameters[i]);
|
386
|
|
}
|
387
|
|
}
|
388
|
|
|
389
|
0
|
protected void visitParameter(ASTNode node, Parameter parameter) {
|
390
|
0
|
if (! parameter.isDynamicType()) {
|
391
|
0
|
parameter.setType(checkValidType(parameter.getType(), node, "Must be a valid parameter class"));
|
392
|
|
}
|
393
|
|
}
|
394
|
|
|
395
|
0
|
public void visitField(FieldNode fieldNode) {
|
396
|
0
|
onLineNumber(fieldNode);
|
397
|
|
|
398
|
|
|
399
|
0
|
fieldNode.setType(checkValidType(fieldNode.getType(), fieldNode, "Must be a valid field class for field: " + fieldNode.getName()));
|
400
|
|
|
401
|
|
|
402
|
|
|
403
|
|
|
404
|
0
|
Object fieldValue = null;
|
405
|
0
|
Expression expression = fieldNode.getInitialValueExpression();
|
406
|
0
|
if (expression instanceof ConstantExpression) {
|
407
|
0
|
ConstantExpression constantExp = (ConstantExpression) expression;
|
408
|
0
|
Object value = constantExp.getValue();
|
409
|
0
|
if (isPrimitiveFieldType(fieldNode.getType())) {
|
410
|
|
|
411
|
0
|
Class type = null;
|
412
|
0
|
try {
|
413
|
0
|
type = loadClass(fieldNode.getType());
|
414
|
0
|
fieldValue = InvokerHelper.asType(value, type);
|
415
|
|
}
|
416
|
|
catch (Exception e) {
|
417
|
0
|
log.warning("Caught unexpected: " + e);
|
418
|
|
}
|
419
|
|
}
|
420
|
|
}
|
421
|
0
|
cw.visitField(
|
422
|
|
fieldNode.getModifiers(),
|
423
|
|
fieldNode.getName(),
|
424
|
|
BytecodeHelper.getTypeDescription(fieldNode.getType()),
|
425
|
|
fieldValue,
|
426
|
|
null);
|
427
|
|
}
|
428
|
|
|
429
|
|
|
430
|
|
|
431
|
|
|
432
|
0
|
public void visitProperty(PropertyNode statement) {
|
433
|
0
|
onLineNumber(statement);
|
434
|
|
|
435
|
0
|
this.methodNode = null;
|
436
|
|
}
|
437
|
|
|
438
|
|
|
439
|
|
|
440
|
|
|
441
|
|
|
442
|
|
|
443
|
|
|
444
|
0
|
public void visitForLoop(ForStatement loop) {
|
445
|
0
|
onLineNumber(loop);
|
446
|
|
|
447
|
|
|
448
|
|
|
449
|
|
|
450
|
|
|
451
|
0
|
Type variableType = checkValidType(loop.getVariableType(), loop, "for loop variable");
|
452
|
0
|
Variable variable = defineVariable(loop.getVariable(), variableType, true);
|
453
|
|
|
454
|
0
|
if( isInScriptBody() ) {
|
455
|
0
|
variable.setProperty( true );
|
456
|
|
}
|
457
|
|
|
458
|
|
|
459
|
|
|
460
|
|
|
461
|
|
|
462
|
0
|
loop.getCollectionExpression().visit(this);
|
463
|
|
|
464
|
0
|
asIteratorMethod.call(cv);
|
465
|
|
|
466
|
0
|
final int iteratorIdx = defineVariable(createVariableName("iterator"), "java.util.Iterator", false).getIndex();
|
467
|
0
|
cv.visitVarInsn(ASTORE, iteratorIdx);
|
468
|
|
|
469
|
0
|
pushBlockScope();
|
470
|
|
|
471
|
0
|
Label continueLabel = scope.getContinueLabel();
|
472
|
0
|
cv.visitJumpInsn(GOTO, continueLabel);
|
473
|
0
|
Label label2 = new Label();
|
474
|
0
|
cv.visitLabel(label2);
|
475
|
|
|
476
|
0
|
BytecodeExpression expression = new BytecodeExpression() {
|
477
|
0
|
public void visit(GroovyCodeVisitor visitor) {
|
478
|
0
|
cv.visitVarInsn(ALOAD, iteratorIdx);
|
479
|
|
|
480
|
0
|
iteratorNextMethod.call(cv);
|
481
|
|
}
|
482
|
|
};
|
483
|
|
|
484
|
0
|
evaluateEqual( BinaryExpression.newAssignmentExpression(loop.getVariable(), expression) );
|
485
|
|
|
486
|
|
|
487
|
|
|
488
|
|
|
489
|
|
|
490
|
0
|
loop.getLoopBlock().visit(this);
|
491
|
|
|
492
|
|
|
493
|
|
|
494
|
|
|
495
|
|
|
496
|
0
|
cv.visitLabel(continueLabel);
|
497
|
0
|
cv.visitVarInsn(ALOAD, iteratorIdx);
|
498
|
|
|
499
|
0
|
iteratorHasNextMethod.call(cv);
|
500
|
|
|
501
|
0
|
cv.visitJumpInsn(IFNE, label2);
|
502
|
|
|
503
|
0
|
cv.visitLabel(scope.getBreakLabel());
|
504
|
0
|
popScope();
|
505
|
|
}
|
506
|
|
|
507
|
0
|
public void visitWhileLoop(WhileStatement loop) {
|
508
|
0
|
onLineNumber(loop);
|
509
|
|
|
510
|
|
|
511
|
|
|
512
|
|
|
513
|
|
|
514
|
|
|
515
|
0
|
pushBlockScope();
|
516
|
|
|
517
|
0
|
Label continueLabel = scope.getContinueLabel();
|
518
|
|
|
519
|
0
|
cv.visitJumpInsn(GOTO, continueLabel);
|
520
|
0
|
Label l1 = new Label();
|
521
|
0
|
cv.visitLabel(l1);
|
522
|
|
|
523
|
0
|
loop.getLoopBlock().visit(this);
|
524
|
|
|
525
|
0
|
cv.visitLabel(continueLabel);
|
526
|
|
|
527
|
|
|
528
|
0
|
loop.getBooleanExpression().visit(this);
|
529
|
|
|
530
|
0
|
cv.visitJumpInsn(IFNE, l1);
|
531
|
|
|
532
|
0
|
cv.visitLabel(scope.getBreakLabel());
|
533
|
0
|
popScope();
|
534
|
|
}
|
535
|
|
|
536
|
0
|
public void visitDoWhileLoop(DoWhileStatement loop) {
|
537
|
0
|
onLineNumber(loop);
|
538
|
|
|
539
|
0
|
pushBlockScope();
|
540
|
|
|
541
|
0
|
Label breakLabel = scope.getBreakLabel();
|
542
|
|
|
543
|
0
|
Label continueLabel = scope.getContinueLabel();
|
544
|
0
|
cv.visitLabel(continueLabel);
|
545
|
0
|
Label l1 = new Label();
|
546
|
|
|
547
|
0
|
loop.getLoopBlock().visit(this);
|
548
|
|
|
549
|
0
|
cv.visitLabel(l1);
|
550
|
|
|
551
|
0
|
loop.getBooleanExpression().visit(this);
|
552
|
|
|
553
|
0
|
cv.visitJumpInsn(IFNE, continueLabel);
|
554
|
|
|
555
|
0
|
cv.visitLabel(breakLabel);
|
556
|
0
|
popScope();
|
557
|
|
}
|
558
|
|
|
559
|
0
|
public void visitIfElse(IfStatement ifElse) {
|
560
|
0
|
onLineNumber(ifElse);
|
561
|
|
|
562
|
0
|
ifElse.getBooleanExpression().visit(this);
|
563
|
|
|
564
|
0
|
Label l0 = new Label();
|
565
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
566
|
0
|
ifElse.getIfBlock().visit(this);
|
567
|
|
|
568
|
0
|
Label l1 = new Label();
|
569
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
570
|
0
|
cv.visitLabel(l0);
|
571
|
|
|
572
|
0
|
ifElse.getElseBlock().visit(this);
|
573
|
0
|
cv.visitLabel(l1);
|
574
|
|
}
|
575
|
|
|
576
|
0
|
public void visitTernaryExpression(TernaryExpression expression) {
|
577
|
0
|
onLineNumber(expression);
|
578
|
|
|
579
|
0
|
expression.getBooleanExpression().visit(this);
|
580
|
|
|
581
|
0
|
Label l0 = new Label();
|
582
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
583
|
0
|
expression.getTrueExpression().visit(this);
|
584
|
|
|
585
|
0
|
Label l1 = new Label();
|
586
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
587
|
0
|
cv.visitLabel(l0);
|
588
|
|
|
589
|
0
|
expression.getFalseExpression().visit(this);
|
590
|
0
|
cv.visitLabel(l1);
|
591
|
|
}
|
592
|
|
|
593
|
0
|
public void visitAssertStatement(AssertStatement statement) {
|
594
|
0
|
onLineNumber(statement);
|
595
|
|
|
596
|
|
|
597
|
|
|
598
|
|
|
599
|
0
|
BooleanExpression booleanExpression = statement.getBooleanExpression();
|
600
|
0
|
booleanExpression.visit(this);
|
601
|
|
|
602
|
0
|
Label l0 = new Label();
|
603
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
604
|
|
|
605
|
|
|
606
|
|
|
607
|
0
|
Label l1 = new Label();
|
608
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
609
|
0
|
cv.visitLabel(l0);
|
610
|
|
|
611
|
|
|
612
|
0
|
String expressionText = booleanExpression.getText();
|
613
|
0
|
List list = new ArrayList();
|
614
|
0
|
addVariableNames(booleanExpression, list);
|
615
|
0
|
if (list.isEmpty()) {
|
616
|
0
|
cv.visitLdcInsn(expressionText);
|
617
|
|
}
|
618
|
|
else {
|
619
|
0
|
boolean first = true;
|
620
|
|
|
621
|
|
|
622
|
0
|
cv.visitTypeInsn(NEW, "java/lang/StringBuffer");
|
623
|
0
|
cv.visitInsn(DUP);
|
624
|
0
|
cv.visitLdcInsn(expressionText + ". Values: ");
|
625
|
|
|
626
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuffer", "<init>", "(Ljava/lang/String;)V");
|
627
|
|
|
628
|
0
|
int tempIndex = defineVariable(createVariableName("assert"), "java.lang.Object", false).getIndex();
|
629
|
|
|
630
|
0
|
cv.visitVarInsn(ASTORE, tempIndex);
|
631
|
|
|
632
|
0
|
for (Iterator iter = list.iterator(); iter.hasNext();) {
|
633
|
0
|
String name = (String) iter.next();
|
634
|
0
|
String text = name + " = ";
|
635
|
0
|
if (first) {
|
636
|
0
|
first = false;
|
637
|
|
}
|
638
|
|
else {
|
639
|
0
|
text = ", " + text;
|
640
|
|
}
|
641
|
|
|
642
|
0
|
cv.visitVarInsn(ALOAD, tempIndex);
|
643
|
0
|
cv.visitLdcInsn(text);
|
644
|
0
|
cv.visitMethodInsn(
|
645
|
|
INVOKEVIRTUAL,
|
646
|
|
"java/lang/StringBuffer",
|
647
|
|
"append",
|
648
|
|
"(Ljava/lang/String;)Ljava/lang/StringBuffer;");
|
649
|
0
|
cv.visitInsn(POP);
|
650
|
|
|
651
|
0
|
cv.visitVarInsn(ALOAD, tempIndex);
|
652
|
0
|
new VariableExpression(name).visit(this);
|
653
|
0
|
cv.visitMethodInsn(
|
654
|
|
INVOKEVIRTUAL,
|
655
|
|
"java/lang/StringBuffer",
|
656
|
|
"append",
|
657
|
|
"(Ljava/lang/Object;)Ljava/lang/StringBuffer;");
|
658
|
0
|
cv.visitInsn(POP);
|
659
|
|
|
660
|
|
}
|
661
|
0
|
cv.visitVarInsn(ALOAD, tempIndex);
|
662
|
|
}
|
663
|
|
|
664
|
|
|
665
|
0
|
statement.getMessageExpression().visit(this);
|
666
|
|
|
667
|
0
|
assertFailedMethod.call(cv);
|
668
|
0
|
cv.visitLabel(l1);
|
669
|
|
}
|
670
|
|
|
671
|
0
|
private void addVariableNames(Expression expression, List list) {
|
672
|
0
|
if (expression instanceof BooleanExpression) {
|
673
|
0
|
BooleanExpression boolExp = (BooleanExpression) expression;
|
674
|
0
|
addVariableNames(boolExp.getExpression(), list);
|
675
|
|
}
|
676
|
0
|
else if (expression instanceof BinaryExpression) {
|
677
|
0
|
BinaryExpression binExp = (BinaryExpression) expression;
|
678
|
0
|
addVariableNames(binExp.getLeftExpression(), list);
|
679
|
0
|
addVariableNames(binExp.getRightExpression(), list);
|
680
|
|
}
|
681
|
0
|
else if (expression instanceof VariableExpression) {
|
682
|
0
|
VariableExpression varExp = (VariableExpression) expression;
|
683
|
0
|
list.add(varExp.getVariable());
|
684
|
|
}
|
685
|
|
}
|
686
|
|
|
687
|
0
|
public void visitTryCatchFinally(TryCatchStatement statement) {
|
688
|
0
|
onLineNumber(statement);
|
689
|
|
|
690
|
0
|
CatchStatement catchStatement = statement.getCatchStatement(0);
|
691
|
|
|
692
|
0
|
Statement tryStatement = statement.getTryStatement();
|
693
|
|
|
694
|
0
|
if (tryStatement.isEmpty() || catchStatement == null) {
|
695
|
0
|
final Label l0 = new Label();
|
696
|
0
|
cv.visitLabel(l0);
|
697
|
|
|
698
|
0
|
tryStatement.visit(this);
|
699
|
|
|
700
|
0
|
int index1 = defineVariable(this.createVariableName("exception"), "java.lang.Object").getIndex();
|
701
|
0
|
int index2 = defineVariable(this.createVariableName("exception"), "java.lang.Object").getIndex();
|
702
|
|
|
703
|
0
|
final Label l1 = new Label();
|
704
|
0
|
cv.visitJumpInsn(JSR, l1);
|
705
|
0
|
final Label l2 = new Label();
|
706
|
0
|
cv.visitLabel(l2);
|
707
|
0
|
final Label l3 = new Label();
|
708
|
0
|
cv.visitJumpInsn(GOTO, l3);
|
709
|
0
|
final Label l4 = new Label();
|
710
|
0
|
cv.visitLabel(l4);
|
711
|
0
|
cv.visitVarInsn(ASTORE, index1);
|
712
|
0
|
cv.visitJumpInsn(JSR, l1);
|
713
|
0
|
final Label l5 = new Label();
|
714
|
0
|
cv.visitLabel(l5);
|
715
|
0
|
cv.visitVarInsn(ALOAD, index1);
|
716
|
0
|
cv.visitInsn(ATHROW);
|
717
|
0
|
cv.visitLabel(l1);
|
718
|
0
|
cv.visitVarInsn(ASTORE, index2);
|
719
|
|
|
720
|
0
|
statement.getFinallyStatement().visit(this);
|
721
|
|
|
722
|
0
|
cv.visitVarInsn(RET, index2);
|
723
|
0
|
cv.visitLabel(l3);
|
724
|
|
|
725
|
0
|
exceptionBlocks.add(new Runnable() {
|
726
|
0
|
public void run() {
|
727
|
0
|
cv.visitTryCatchBlock(l0, l2, l4, null);
|
728
|
0
|
cv.visitTryCatchBlock(l4, l5, l4, null);
|
729
|
|
}
|
730
|
|
});
|
731
|
|
|
732
|
|
}
|
733
|
|
else {
|
734
|
0
|
String exceptionVar = catchStatement.getVariable();
|
735
|
0
|
String exceptionType =
|
736
|
|
checkValidType(catchStatement.getExceptionType(), catchStatement, "in catch statement");
|
737
|
|
|
738
|
0
|
int exceptionIndex = defineVariable(exceptionVar, exceptionType, false).getIndex();
|
739
|
0
|
int index2 = defineVariable(this.createVariableName("exception"), "java.lang.Object").getIndex();
|
740
|
0
|
int index3 = defineVariable(this.createVariableName("exception"), "java.lang.Object").getIndex();
|
741
|
|
|
742
|
0
|
final Label l0 = new Label();
|
743
|
0
|
cv.visitLabel(l0);
|
744
|
|
|
745
|
0
|
tryStatement.visit(this);
|
746
|
|
|
747
|
0
|
final Label l1 = new Label();
|
748
|
0
|
cv.visitLabel(l1);
|
749
|
0
|
Label l2 = new Label();
|
750
|
0
|
cv.visitJumpInsn(JSR, l2);
|
751
|
0
|
final Label l3 = new Label();
|
752
|
0
|
cv.visitLabel(l3);
|
753
|
0
|
Label l4 = new Label();
|
754
|
0
|
cv.visitJumpInsn(GOTO, l4);
|
755
|
0
|
final Label l5 = new Label();
|
756
|
0
|
cv.visitLabel(l5);
|
757
|
|
|
758
|
0
|
cv.visitVarInsn(ASTORE, exceptionIndex);
|
759
|
|
|
760
|
0
|
if (catchStatement != null) {
|
761
|
0
|
catchStatement.visit(this);
|
762
|
|
}
|
763
|
|
|
764
|
0
|
cv.visitJumpInsn(JSR, l2);
|
765
|
0
|
final Label l6 = new Label();
|
766
|
0
|
cv.visitLabel(l6);
|
767
|
0
|
cv.visitJumpInsn(GOTO, l4);
|
768
|
|
|
769
|
0
|
final Label l7 = new Label();
|
770
|
0
|
cv.visitLabel(l7);
|
771
|
0
|
cv.visitVarInsn(ASTORE, index2);
|
772
|
0
|
cv.visitJumpInsn(JSR, l2);
|
773
|
|
|
774
|
0
|
final Label l8 = new Label();
|
775
|
0
|
cv.visitLabel(l8);
|
776
|
0
|
cv.visitVarInsn(ALOAD, index2);
|
777
|
0
|
cv.visitInsn(ATHROW);
|
778
|
0
|
cv.visitLabel(l2);
|
779
|
0
|
cv.visitVarInsn(ASTORE, index3);
|
780
|
|
|
781
|
0
|
statement.getFinallyStatement().visit(this);
|
782
|
|
|
783
|
0
|
cv.visitVarInsn(RET, index3);
|
784
|
0
|
cv.visitLabel(l4);
|
785
|
|
|
786
|
|
|
787
|
|
|
788
|
|
|
789
|
|
|
790
|
|
|
791
|
0
|
final String exceptionTypeInternalName =
|
792
|
0
|
(catchStatement != null) ? BytecodeHelper.getClassInternalName(exceptionType) : null;
|
793
|
|
|
794
|
0
|
exceptionBlocks.add(new Runnable() {
|
795
|
0
|
public void run() {
|
796
|
0
|
cv.visitTryCatchBlock(l0, l1, l5, exceptionTypeInternalName);
|
797
|
0
|
cv.visitTryCatchBlock(l0, l3, l7, null);
|
798
|
0
|
cv.visitTryCatchBlock(l5, l6, l7, null);
|
799
|
0
|
cv.visitTryCatchBlock(l7, l8, l7, null);
|
800
|
|
}
|
801
|
|
});
|
802
|
|
}
|
803
|
|
}
|
804
|
|
|
805
|
0
|
public void visitSwitch(SwitchStatement statement) {
|
806
|
0
|
onLineNumber(statement);
|
807
|
|
|
808
|
0
|
statement.getExpression().visit(this);
|
809
|
|
|
810
|
|
|
811
|
0
|
pushBlockScope(false, true);
|
812
|
0
|
scope.setContinueLabel(scope.getParent().getContinueLabel());
|
813
|
|
|
814
|
|
|
815
|
0
|
int switchVariableIndex = defineVariable(createVariableName("switch"), "java.lang.Object").getIndex();
|
816
|
0
|
cv.visitVarInsn(ASTORE, switchVariableIndex);
|
817
|
|
|
818
|
0
|
List caseStatements = statement.getCaseStatements();
|
819
|
0
|
int caseCount = caseStatements.size();
|
820
|
0
|
Label[] labels = new Label[caseCount + 1];
|
821
|
0
|
for (int i = 0; i < caseCount; i++) {
|
822
|
0
|
labels[i] = new Label();
|
823
|
|
}
|
824
|
|
|
825
|
0
|
int i = 0;
|
826
|
0
|
for (Iterator iter = caseStatements.iterator(); iter.hasNext(); i++) {
|
827
|
0
|
CaseStatement caseStatement = (CaseStatement) iter.next();
|
828
|
0
|
visitCaseStatement(caseStatement, switchVariableIndex, labels[i], labels[i + 1]);
|
829
|
|
}
|
830
|
|
|
831
|
0
|
statement.getDefaultStatement().visit(this);
|
832
|
|
|
833
|
0
|
cv.visitLabel(scope.getBreakLabel());
|
834
|
|
|
835
|
0
|
popScope();
|
836
|
|
}
|
837
|
|
|
838
|
0
|
public void visitCaseStatement(CaseStatement statement) {
|
839
|
|
}
|
840
|
|
|
841
|
0
|
public void visitCaseStatement(
|
842
|
|
CaseStatement statement,
|
843
|
|
int switchVariableIndex,
|
844
|
|
Label thisLabel,
|
845
|
|
Label nextLabel) {
|
846
|
|
|
847
|
0
|
onLineNumber(statement);
|
848
|
|
|
849
|
0
|
cv.visitVarInsn(ALOAD, switchVariableIndex);
|
850
|
0
|
statement.getExpression().visit(this);
|
851
|
|
|
852
|
0
|
isCaseMethod.call(cv);
|
853
|
|
|
854
|
0
|
Label l0 = new Label();
|
855
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
856
|
|
|
857
|
0
|
cv.visitLabel(thisLabel);
|
858
|
|
|
859
|
0
|
statement.getCode().visit(this);
|
860
|
|
|
861
|
|
|
862
|
|
|
863
|
0
|
if (nextLabel != null) {
|
864
|
0
|
cv.visitJumpInsn(GOTO, nextLabel);
|
865
|
|
}
|
866
|
|
|
867
|
0
|
cv.visitLabel(l0);
|
868
|
|
}
|
869
|
|
|
870
|
0
|
public void visitBreakStatement(BreakStatement statement) {
|
871
|
0
|
onLineNumber(statement);
|
872
|
|
|
873
|
0
|
cv.visitJumpInsn(GOTO, scope.getBreakLabel());
|
874
|
|
}
|
875
|
|
|
876
|
0
|
public void visitContinueStatement(ContinueStatement statement) {
|
877
|
0
|
onLineNumber(statement);
|
878
|
|
|
879
|
0
|
cv.visitJumpInsn(GOTO, scope.getContinueLabel());
|
880
|
|
}
|
881
|
|
|
882
|
0
|
public void visitSynchronizedStatement(SynchronizedStatement statement) {
|
883
|
0
|
onLineNumber(statement);
|
884
|
|
|
885
|
0
|
statement.getExpression().visit(this);
|
886
|
|
|
887
|
0
|
int index = defineVariable(createVariableName("synchronized"), "java.lang.Integer").getIndex();
|
888
|
|
|
889
|
0
|
cv.visitVarInsn(ASTORE, index);
|
890
|
0
|
cv.visitInsn(MONITORENTER);
|
891
|
0
|
final Label l0 = new Label();
|
892
|
0
|
cv.visitLabel(l0);
|
893
|
|
|
894
|
0
|
statement.getCode().visit(this);
|
895
|
|
|
896
|
0
|
cv.visitVarInsn(ALOAD, index);
|
897
|
0
|
cv.visitInsn(MONITOREXIT);
|
898
|
0
|
final Label l1 = new Label();
|
899
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
900
|
0
|
final Label l2 = new Label();
|
901
|
0
|
cv.visitLabel(l2);
|
902
|
0
|
cv.visitVarInsn(ALOAD, index);
|
903
|
0
|
cv.visitInsn(MONITOREXIT);
|
904
|
0
|
cv.visitInsn(ATHROW);
|
905
|
0
|
cv.visitLabel(l1);
|
906
|
|
|
907
|
0
|
exceptionBlocks.add(new Runnable() {
|
908
|
0
|
public void run() {
|
909
|
0
|
cv.visitTryCatchBlock(l0, l2, l2, null);
|
910
|
|
}
|
911
|
|
});
|
912
|
|
}
|
913
|
|
|
914
|
0
|
public void visitThrowStatement(ThrowStatement statement) {
|
915
|
0
|
statement.getExpression().visit(this);
|
916
|
|
|
917
|
|
|
918
|
0
|
cv.visitTypeInsn(CHECKCAST, "java/lang/Throwable");
|
919
|
|
|
920
|
0
|
cv.visitInsn(ATHROW);
|
921
|
|
}
|
922
|
|
|
923
|
0
|
public void visitReturnStatement(ReturnStatement statement) {
|
924
|
0
|
onLineNumber(statement);
|
925
|
0
|
String returnType = methodNode.getReturnType();
|
926
|
0
|
if (returnType.equals("void")) {
|
927
|
0
|
if (!(statement == ReturnStatement.RETURN_NULL_OR_VOID)) {
|
928
|
0
|
throw new RuntimeParserException(
|
929
|
|
"Cannot use return statement with an expression on a method that returns void",
|
930
|
|
statement);
|
931
|
|
|
932
|
|
}
|
933
|
0
|
cv.visitInsn(RETURN);
|
934
|
0
|
outputReturn = true;
|
935
|
0
|
return;
|
936
|
|
}
|
937
|
|
|
938
|
0
|
Expression expression = statement.getExpression();
|
939
|
0
|
evaluateExpression(expression);
|
940
|
|
|
941
|
|
|
942
|
|
|
943
|
|
|
944
|
0
|
helper.unbox(returnType);
|
945
|
0
|
if (returnType.equals("double")) {
|
946
|
0
|
cv.visitInsn(DRETURN);
|
947
|
|
}
|
948
|
0
|
else if (returnType.equals("float")) {
|
949
|
0
|
cv.visitInsn(FRETURN);
|
950
|
|
}
|
951
|
0
|
else if (returnType.equals("long")) {
|
952
|
0
|
cv.visitInsn(LRETURN);
|
953
|
|
}
|
954
|
0
|
else if (returnType.equals("boolean")) {
|
955
|
0
|
cv.visitInsn(IRETURN);
|
956
|
|
}
|
957
|
0
|
else if (
|
958
|
0
|
returnType.equals("char")
|
959
|
|
|| returnType.equals("byte")
|
960
|
|
|| returnType.equals("int")
|
961
|
|
|| returnType.equals("short")) {
|
962
|
|
|
963
|
0
|
cv.visitInsn(IRETURN);
|
964
|
|
}
|
965
|
|
else {
|
966
|
0
|
doConvertAndCast(returnType, expression);
|
967
|
0
|
cv.visitInsn(ARETURN);
|
968
|
|
|
969
|
|
|
970
|
|
|
971
|
|
|
972
|
|
|
973
|
|
|
974
|
|
|
975
|
|
|
976
|
|
|
977
|
|
|
978
|
|
|
979
|
|
|
980
|
|
|
981
|
|
|
982
|
|
|
983
|
|
|
984
|
|
|
985
|
|
|
986
|
|
}
|
987
|
|
|
988
|
0
|
outputReturn = true;
|
989
|
|
}
|
990
|
|
|
991
|
|
|
992
|
|
|
993
|
|
|
994
|
0
|
protected void doConvertAndCast(String type, Expression expression) {
|
995
|
0
|
String expType = getExpressionType(expression);
|
996
|
|
|
997
|
0
|
if (isValidTypeForCast(type) && (expType == null || !type.equals(expType))) {
|
998
|
0
|
doConvertAndCast(type);
|
999
|
|
}
|
1000
|
|
}
|
1001
|
|
|
1002
|
|
|
1003
|
|
|
1004
|
|
|
1005
|
0
|
protected void evaluateExpression(Expression expression) {
|
1006
|
0
|
visitAndAutobox(expression);
|
1007
|
|
|
1008
|
|
|
1009
|
0
|
Expression assignExpr = createReturnLHSExpression(expression);
|
1010
|
0
|
if (assignExpr != null) {
|
1011
|
0
|
leftHandExpression = false;
|
1012
|
0
|
assignExpr.visit(this);
|
1013
|
|
}
|
1014
|
|
}
|
1015
|
|
|
1016
|
0
|
public void visitExpressionStatement(ExpressionStatement statement) {
|
1017
|
0
|
onLineNumber(statement);
|
1018
|
|
|
1019
|
0
|
Expression expression = statement.getExpression();
|
1020
|
0
|
visitAndAutobox(expression);
|
1021
|
|
|
1022
|
0
|
if (isPopRequired(expression)) {
|
1023
|
0
|
cv.visitInsn(POP);
|
1024
|
|
}
|
1025
|
|
}
|
1026
|
|
|
1027
|
|
|
1028
|
|
|
1029
|
|
|
1030
|
0
|
public void visitBinaryExpression(BinaryExpression expression) {
|
1031
|
0
|
switch (expression.getOperation().getType()) {
|
1032
|
|
case Types.EQUAL :
|
1033
|
0
|
evaluateEqual(expression);
|
1034
|
0
|
break;
|
1035
|
|
|
1036
|
|
case Types.COMPARE_IDENTICAL :
|
1037
|
0
|
evaluateBinaryExpression(compareIdenticalMethod, expression);
|
1038
|
0
|
break;
|
1039
|
|
|
1040
|
|
case Types.COMPARE_EQUAL :
|
1041
|
0
|
evaluateBinaryExpression(compareEqualMethod, expression);
|
1042
|
0
|
break;
|
1043
|
|
|
1044
|
|
case Types.COMPARE_NOT_EQUAL :
|
1045
|
0
|
evaluateBinaryExpression(compareNotEqualMethod, expression);
|
1046
|
0
|
break;
|
1047
|
|
|
1048
|
|
case Types.COMPARE_TO :
|
1049
|
0
|
evaluateCompareTo(expression);
|
1050
|
0
|
break;
|
1051
|
|
|
1052
|
|
case Types.COMPARE_GREATER_THAN :
|
1053
|
0
|
evaluateBinaryExpression(compareGreaterThanMethod, expression);
|
1054
|
0
|
break;
|
1055
|
|
|
1056
|
|
case Types.COMPARE_GREATER_THAN_EQUAL :
|
1057
|
0
|
evaluateBinaryExpression(compareGreaterThanEqualMethod, expression);
|
1058
|
0
|
break;
|
1059
|
|
|
1060
|
|
case Types.COMPARE_LESS_THAN :
|
1061
|
0
|
evaluateBinaryExpression(compareLessThanMethod, expression);
|
1062
|
0
|
break;
|
1063
|
|
|
1064
|
|
case Types.COMPARE_LESS_THAN_EQUAL :
|
1065
|
0
|
evaluateBinaryExpression(compareLessThanEqualMethod, expression);
|
1066
|
0
|
break;
|
1067
|
|
|
1068
|
|
case Types.LOGICAL_AND :
|
1069
|
0
|
evaluateLogicalAndExpression(expression);
|
1070
|
0
|
break;
|
1071
|
|
|
1072
|
|
case Types.LOGICAL_OR :
|
1073
|
0
|
evaluateLogicalOrExpression(expression);
|
1074
|
0
|
break;
|
1075
|
|
|
1076
|
|
case Types.PLUS :
|
1077
|
0
|
evaluateBinaryExpression("plus", expression);
|
1078
|
0
|
break;
|
1079
|
|
|
1080
|
|
case Types.PLUS_EQUAL :
|
1081
|
0
|
evaluateBinaryExpressionWithAsignment("plus", expression);
|
1082
|
0
|
break;
|
1083
|
|
|
1084
|
|
case Types.MINUS :
|
1085
|
0
|
evaluateBinaryExpression("minus", expression);
|
1086
|
0
|
break;
|
1087
|
|
|
1088
|
|
case Types.MINUS_EQUAL :
|
1089
|
0
|
evaluateBinaryExpressionWithAsignment("minus", expression);
|
1090
|
0
|
break;
|
1091
|
|
|
1092
|
|
case Types.MULTIPLY :
|
1093
|
0
|
evaluateBinaryExpression("multiply", expression);
|
1094
|
0
|
break;
|
1095
|
|
|
1096
|
|
case Types.MULTIPLY_EQUAL :
|
1097
|
0
|
evaluateBinaryExpressionWithAsignment("multiply", expression);
|
1098
|
0
|
break;
|
1099
|
|
|
1100
|
|
case Types.DIVIDE :
|
1101
|
|
|
1102
|
|
|
1103
|
0
|
evaluateBinaryExpression("div", expression);
|
1104
|
0
|
break;
|
1105
|
|
|
1106
|
|
case Types.DIVIDE_EQUAL :
|
1107
|
|
|
1108
|
|
|
1109
|
0
|
evaluateBinaryExpressionWithAsignment("div", expression);
|
1110
|
0
|
break;
|
1111
|
|
|
1112
|
|
case Types.INTDIV :
|
1113
|
0
|
evaluateBinaryExpression("intdiv", expression);
|
1114
|
0
|
break;
|
1115
|
|
|
1116
|
|
case Types.INTDIV_EQUAL :
|
1117
|
0
|
evaluateBinaryExpressionWithAsignment("intdiv", expression);
|
1118
|
0
|
break;
|
1119
|
|
|
1120
|
|
case Types.MOD :
|
1121
|
0
|
evaluateBinaryExpression("mod", expression);
|
1122
|
0
|
break;
|
1123
|
|
|
1124
|
|
case Types.MOD_EQUAL :
|
1125
|
0
|
evaluateBinaryExpressionWithAsignment("mod", expression);
|
1126
|
0
|
break;
|
1127
|
|
|
1128
|
|
case Types.LEFT_SHIFT :
|
1129
|
0
|
evaluateBinaryExpression("leftShift", expression);
|
1130
|
0
|
break;
|
1131
|
|
|
1132
|
|
case Types.RIGHT_SHIFT :
|
1133
|
0
|
evaluateBinaryExpression("rightShift", expression);
|
1134
|
0
|
break;
|
1135
|
|
|
1136
|
|
case Types.RIGHT_SHIFT_UNSIGNED :
|
1137
|
0
|
evaluateBinaryExpression("rightShiftUnsigned", expression);
|
1138
|
0
|
break;
|
1139
|
|
|
1140
|
|
case Types.KEYWORD_INSTANCEOF :
|
1141
|
0
|
evaluateInstanceof(expression);
|
1142
|
0
|
break;
|
1143
|
|
|
1144
|
|
case Types.FIND_REGEX :
|
1145
|
0
|
evaluateBinaryExpression(findRegexMethod, expression);
|
1146
|
0
|
break;
|
1147
|
|
|
1148
|
|
case Types.MATCH_REGEX :
|
1149
|
0
|
evaluateBinaryExpression(matchRegexMethod, expression);
|
1150
|
0
|
break;
|
1151
|
|
|
1152
|
|
case Types.LEFT_SQUARE_BRACKET :
|
1153
|
0
|
if (leftHandExpression) {
|
1154
|
0
|
throw new RuntimeException("Should not be called");
|
1155
|
|
|
1156
|
|
}
|
1157
|
|
else {
|
1158
|
0
|
evaluateBinaryExpression("getAt", expression);
|
1159
|
|
}
|
1160
|
0
|
break;
|
1161
|
|
|
1162
|
|
default :
|
1163
|
0
|
throw new ClassGeneratorException("Operation: " + expression.getOperation() + " not supported");
|
1164
|
|
}
|
1165
|
|
}
|
1166
|
|
|
1167
|
0
|
public void visitPostfixExpression(PostfixExpression expression) {
|
1168
|
0
|
switch (expression.getOperation().getType()) {
|
1169
|
|
case Types.PLUS_PLUS :
|
1170
|
0
|
evaluatePostfixMethod("next", expression.getExpression());
|
1171
|
0
|
break;
|
1172
|
|
case Types.MINUS_MINUS :
|
1173
|
0
|
evaluatePostfixMethod("previous", expression.getExpression());
|
1174
|
0
|
break;
|
1175
|
|
}
|
1176
|
|
}
|
1177
|
|
|
1178
|
0
|
public void visitPrefixExpression(PrefixExpression expression) {
|
1179
|
0
|
switch (expression.getOperation().getType()) {
|
1180
|
|
case Types.PLUS_PLUS :
|
1181
|
0
|
evaluatePrefixMethod("next", expression.getExpression());
|
1182
|
0
|
break;
|
1183
|
|
case Types.MINUS_MINUS :
|
1184
|
0
|
evaluatePrefixMethod("previous", expression.getExpression());
|
1185
|
0
|
break;
|
1186
|
|
}
|
1187
|
|
}
|
1188
|
|
|
1189
|
0
|
public void visitClosureExpression(ClosureExpression expression) {
|
1190
|
0
|
ClassNode innerClass = createClosureClass(expression);
|
1191
|
0
|
addInnerClass(innerClass);
|
1192
|
0
|
String innerClassinternalName = BytecodeHelper.getClassInternalName(innerClass.getName());
|
1193
|
|
|
1194
|
0
|
ClassNode owner = innerClass.getOuterClass();
|
1195
|
0
|
String ownerTypeName = owner.getName();
|
1196
|
0
|
if (classNode.isStaticClass() || isStaticMethod()) {
|
1197
|
0
|
ownerTypeName = "java.lang.Class";
|
1198
|
|
}
|
1199
|
|
|
1200
|
0
|
passingClosureParams = true;
|
1201
|
0
|
List constructors = innerClass.getDeclaredConstructors();
|
1202
|
0
|
ConstructorNode node = (ConstructorNode) constructors.get(0);
|
1203
|
0
|
Parameter[] localVariableParams = node.getParameters();
|
1204
|
|
|
1205
|
|
|
1206
|
|
|
1207
|
|
|
1208
|
|
|
1209
|
|
|
1210
|
|
|
1211
|
|
|
1212
|
0
|
for (int i = 2; i < localVariableParams.length; i++) {
|
1213
|
0
|
Parameter param = localVariableParams[i];
|
1214
|
0
|
String name = param.getName();
|
1215
|
|
|
1216
|
0
|
if (variableStack.get(name) == null && classNode.getField(name) == null) {
|
1217
|
0
|
defineVariable(name, "java.lang.Object");
|
1218
|
|
}
|
1219
|
|
}
|
1220
|
|
|
1221
|
0
|
cv.visitTypeInsn(NEW, innerClassinternalName);
|
1222
|
0
|
cv.visitInsn(DUP);
|
1223
|
0
|
if (isStaticMethod() || classNode.isStaticClass()) {
|
1224
|
0
|
visitClassExpression(new ClassExpression(ownerTypeName));
|
1225
|
|
}
|
1226
|
|
else {
|
1227
|
0
|
loadThisOrOwner();
|
1228
|
|
}
|
1229
|
|
|
1230
|
0
|
if (innerClass.getSuperClass().equals("groovy.lang.Closure")) {
|
1231
|
0
|
if (isStaticMethod()) {
|
1232
|
|
|
1233
|
|
|
1234
|
|
|
1235
|
|
|
1236
|
0
|
visitClassExpression(new ClassExpression(ownerTypeName));
|
1237
|
|
}
|
1238
|
|
else {
|
1239
|
0
|
loadThisOrOwner();
|
1240
|
|
}
|
1241
|
|
}
|
1242
|
|
|
1243
|
|
|
1244
|
|
|
1245
|
|
|
1246
|
0
|
for (int i = 2; i < localVariableParams.length; i++) {
|
1247
|
0
|
Parameter param = localVariableParams[i];
|
1248
|
0
|
String name = param.getName();
|
1249
|
|
|
1250
|
0
|
if (variableStack.get(name) == null) {
|
1251
|
0
|
visitFieldExpression(new FieldExpression(classNode.getField(name)));
|
1252
|
|
}
|
1253
|
|
else {
|
1254
|
0
|
visitVariableExpression(new VariableExpression(name));
|
1255
|
|
}
|
1256
|
|
|
1257
|
|
}
|
1258
|
0
|
passingClosureParams = false;
|
1259
|
|
|
1260
|
|
|
1261
|
|
|
1262
|
0
|
cv.visitMethodInsn(
|
1263
|
|
INVOKESPECIAL,
|
1264
|
|
innerClassinternalName,
|
1265
|
|
"<init>",
|
1266
|
|
BytecodeHelper.getMethodDescriptor("void", localVariableParams));
|
1267
|
|
}
|
1268
|
|
|
1269
|
|
|
1270
|
|
|
1271
|
|
|
1272
|
0
|
protected void loadThisOrOwner() {
|
1273
|
0
|
if (isInnerClass()) {
|
1274
|
0
|
visitFieldExpression(new FieldExpression(classNode.getField("owner")));
|
1275
|
|
}
|
1276
|
|
else {
|
1277
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1278
|
|
}
|
1279
|
|
}
|
1280
|
|
|
1281
|
0
|
public void visitRegexExpression(RegexExpression expression) {
|
1282
|
0
|
expression.getRegex().visit(this);
|
1283
|
0
|
regexPattern.call(cv);
|
1284
|
|
}
|
1285
|
|
|
1286
|
|
|
1287
|
|
|
1288
|
|
|
1289
|
|
|
1290
|
0
|
public void visitConstantExpression(ConstantExpression expression) {
|
1291
|
0
|
Object value = expression.getValue();
|
1292
|
0
|
if (value == null) {
|
1293
|
0
|
cv.visitInsn(ACONST_NULL);
|
1294
|
|
}
|
1295
|
0
|
else if (value instanceof String) {
|
1296
|
0
|
cv.visitLdcInsn(value);
|
1297
|
|
}
|
1298
|
0
|
else if (value instanceof Number) {
|
1299
|
|
|
1300
|
0
|
Number n = (Number) value;
|
1301
|
0
|
String className = BytecodeHelper.getClassInternalName(value.getClass().getName());
|
1302
|
0
|
cv.visitTypeInsn(NEW, className);
|
1303
|
0
|
cv.visitInsn(DUP);
|
1304
|
0
|
String methodType;
|
1305
|
0
|
if (n instanceof Double) {
|
1306
|
0
|
cv.visitLdcInsn(n);
|
1307
|
0
|
methodType = "(D)V";
|
1308
|
|
}
|
1309
|
0
|
else if (n instanceof Float) {
|
1310
|
0
|
cv.visitLdcInsn(n);
|
1311
|
0
|
methodType = "(F)V";
|
1312
|
|
}
|
1313
|
0
|
else if (value instanceof Long) {
|
1314
|
0
|
cv.visitLdcInsn(n);
|
1315
|
0
|
methodType = "(J)V";
|
1316
|
|
}
|
1317
|
0
|
else if (value instanceof BigDecimal) {
|
1318
|
0
|
cv.visitLdcInsn(n.toString());
|
1319
|
0
|
methodType = "(Ljava/lang/String;)V";
|
1320
|
|
}
|
1321
|
0
|
else if (value instanceof BigInteger) {
|
1322
|
0
|
cv.visitLdcInsn(n.toString());
|
1323
|
0
|
methodType = "(Ljava/lang/String;)V";
|
1324
|
|
}
|
1325
|
0
|
else if (value instanceof Integer){
|
1326
|
0
|
cv.visitLdcInsn(n);
|
1327
|
0
|
methodType = "(I)V";
|
1328
|
|
}
|
1329
|
|
else
|
1330
|
|
{
|
1331
|
0
|
throw new ClassGeneratorException(
|
1332
|
|
"Cannot generate bytecode for constant: " + value
|
1333
|
|
+ " of type: " + value.getClass().getName()
|
1334
|
|
+". Numeric constant type not supported.");
|
1335
|
|
}
|
1336
|
|
|
1337
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, className, "<init>", methodType);
|
1338
|
|
}
|
1339
|
0
|
else if (value instanceof Boolean) {
|
1340
|
0
|
Boolean bool = (Boolean) value;
|
1341
|
0
|
String text = (bool.booleanValue()) ? "TRUE" : "FALSE";
|
1342
|
0
|
cv.visitFieldInsn(GETSTATIC, "java/lang/Boolean", text, "Ljava/lang/Boolean;");
|
1343
|
|
}
|
1344
|
0
|
else if (value instanceof Class) {
|
1345
|
0
|
Class vc = (Class) value;
|
1346
|
0
|
if (!vc.getName().equals("java.lang.Void")) {
|
1347
|
0
|
throw new ClassGeneratorException(
|
1348
|
|
"Cannot generate bytecode for constant: " + value + " of type: " + value.getClass().getName());
|
1349
|
|
}
|
1350
|
|
}
|
1351
|
|
else {
|
1352
|
0
|
throw new ClassGeneratorException(
|
1353
|
|
"Cannot generate bytecode for constant: " + value + " of type: " + value.getClass().getName());
|
1354
|
|
}
|
1355
|
|
}
|
1356
|
|
|
1357
|
0
|
public void visitNegationExpression(NegationExpression expression) {
|
1358
|
0
|
Expression subExpression = expression.getExpression();
|
1359
|
0
|
subExpression.visit(this);
|
1360
|
0
|
negation.call(cv);
|
1361
|
|
}
|
1362
|
|
|
1363
|
0
|
public void visitCastExpression(CastExpression expression) {
|
1364
|
0
|
String type = expression.getType();
|
1365
|
0
|
type = checkValidType(type, expression, "in cast");
|
1366
|
|
|
1367
|
0
|
visitAndAutobox(expression.getExpression());
|
1368
|
|
|
1369
|
0
|
doConvertAndCast(type, expression.getExpression());
|
1370
|
|
}
|
1371
|
|
|
1372
|
0
|
public void visitNotExpression(NotExpression expression) {
|
1373
|
0
|
Expression subExpression = expression.getExpression();
|
1374
|
0
|
subExpression.visit(this);
|
1375
|
|
|
1376
|
|
|
1377
|
|
|
1378
|
|
|
1379
|
|
|
1380
|
0
|
if (comparisonExpression(expression.getExpression())) {
|
1381
|
0
|
notBoolean.call(cv);
|
1382
|
|
}
|
1383
|
|
else {
|
1384
|
0
|
notObject.call(cv);
|
1385
|
|
}
|
1386
|
|
}
|
1387
|
|
|
1388
|
0
|
public void visitBooleanExpression(BooleanExpression expression) {
|
1389
|
0
|
expression.getExpression().visit(this);
|
1390
|
|
|
1391
|
0
|
if (!comparisonExpression(expression.getExpression())) {
|
1392
|
0
|
asBool.call(cv);
|
1393
|
|
}
|
1394
|
|
}
|
1395
|
|
|
1396
|
0
|
public void visitMethodCallExpression(MethodCallExpression call) {
|
1397
|
0
|
this.leftHandExpression = false;
|
1398
|
|
|
1399
|
0
|
Expression arguments = call.getArguments();
|
1400
|
|
|
1401
|
|
|
1402
|
|
|
1403
|
|
|
1404
|
|
|
1405
|
|
|
1406
|
0
|
boolean superMethodCall = MethodCallExpression.isSuperMethodCall(call);
|
1407
|
0
|
String method = call.getMethod();
|
1408
|
0
|
if (superMethodCall && method.equals("<init>")) {
|
1409
|
|
|
1410
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1411
|
0
|
if (isInClosureConstructor()) {
|
1412
|
0
|
cv.visitVarInsn(ALOAD, 2);
|
1413
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, internalBaseClassName, "<init>", "(Ljava/lang/Object;)V");
|
1414
|
|
}
|
1415
|
|
else {
|
1416
|
0
|
cv.visitVarInsn(ALOAD, 1);
|
1417
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, internalBaseClassName, "<init>", "(Ljava/lang/Object;)V");
|
1418
|
|
}
|
1419
|
|
}
|
1420
|
|
else {
|
1421
|
|
|
1422
|
0
|
if (isThisExpression(call.getObjectExpression()) && isFieldOrVariable(call.getMethod())) {
|
1423
|
|
|
1424
|
|
|
1425
|
|
|
1426
|
|
|
1427
|
|
|
1428
|
|
|
1429
|
|
|
1430
|
|
|
1431
|
|
|
1432
|
0
|
visitVariableExpression(new VariableExpression(method));
|
1433
|
0
|
arguments.visit(this);
|
1434
|
0
|
invokeClosureMethod.call(cv);
|
1435
|
|
}
|
1436
|
|
else {
|
1437
|
0
|
if (superMethodCall) {
|
1438
|
0
|
if (method.equals("super") || method.equals("<init>")) {
|
1439
|
0
|
ConstructorNode superConstructorNode = findSuperConstructor(call);
|
1440
|
|
|
1441
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1442
|
|
|
1443
|
0
|
loadArguments(superConstructorNode.getParameters(), arguments);
|
1444
|
|
|
1445
|
0
|
String descriptor = BytecodeHelper.getMethodDescriptor("void", superConstructorNode.getParameters());
|
1446
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, BytecodeHelper.getClassInternalName(classNode.getSuperClass()), "<init>", descriptor);
|
1447
|
|
}
|
1448
|
|
else {
|
1449
|
0
|
MethodNode superMethodNode = findSuperMethod(call);
|
1450
|
|
|
1451
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1452
|
|
|
1453
|
0
|
loadArguments(superMethodNode.getParameters(), arguments);
|
1454
|
|
|
1455
|
0
|
String descriptor = BytecodeHelper.getMethodDescriptor(superMethodNode.getReturnType(), superMethodNode.getParameters());
|
1456
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, BytecodeHelper.getClassInternalName(superMethodNode.getDeclaringClass().getName()), method, descriptor);
|
1457
|
|
}
|
1458
|
|
}
|
1459
|
|
else {
|
1460
|
0
|
if (emptyArguments(arguments) && !call.isSafe()) {
|
1461
|
0
|
call.getObjectExpression().visit(this);
|
1462
|
0
|
cv.visitLdcInsn(method);
|
1463
|
0
|
invokeNoArgumentsMethod.call(cv);
|
1464
|
|
}
|
1465
|
|
else {
|
1466
|
0
|
if (argumentsUseStack(arguments)) {
|
1467
|
0
|
int paramIdx =
|
1468
|
|
defineVariable(createVariableName("temp"), "java.lang.Object", false).getIndex();
|
1469
|
|
|
1470
|
0
|
arguments.visit(this);
|
1471
|
|
|
1472
|
0
|
cv.visitVarInsn(ASTORE, paramIdx);
|
1473
|
|
|
1474
|
0
|
call.getObjectExpression().visit(this);
|
1475
|
|
|
1476
|
0
|
cv.visitLdcInsn(method);
|
1477
|
|
|
1478
|
0
|
cv.visitVarInsn(ALOAD, paramIdx);
|
1479
|
|
}
|
1480
|
|
else {
|
1481
|
0
|
call.getObjectExpression().visit(this);
|
1482
|
0
|
cv.visitLdcInsn(method);
|
1483
|
0
|
arguments.visit(this);
|
1484
|
|
}
|
1485
|
|
|
1486
|
0
|
if (call.isSafe()) {
|
1487
|
0
|
invokeMethodSafeMethod.call(cv);
|
1488
|
|
}
|
1489
|
|
else {
|
1490
|
0
|
invokeMethodMethod.call(cv);
|
1491
|
|
}
|
1492
|
|
}
|
1493
|
|
}
|
1494
|
|
}
|
1495
|
|
}
|
1496
|
|
}
|
1497
|
|
|
1498
|
|
|
1499
|
|
|
1500
|
|
|
1501
|
0
|
protected void loadArguments(Parameter[] parameters, Expression expression) {
|
1502
|
0
|
TupleExpression argListExp = (TupleExpression) expression;
|
1503
|
0
|
List arguments = argListExp.getExpressions();
|
1504
|
0
|
for (int i = 0, size = arguments.size(); i < size; i++) {
|
1505
|
0
|
Expression argExp = argListExp.getExpression(i);
|
1506
|
0
|
Parameter param = parameters[i];
|
1507
|
0
|
visitAndAutobox(argExp);
|
1508
|
|
|
1509
|
0
|
String type = param.getType();
|
1510
|
0
|
if (BytecodeHelper.isPrimitiveType(type)) {
|
1511
|
0
|
helper.unbox(type);
|
1512
|
|
}
|
1513
|
0
|
doConvertAndCast(type, argExp);
|
1514
|
|
}
|
1515
|
|
}
|
1516
|
|
|
1517
|
|
|
1518
|
|
|
1519
|
|
|
1520
|
0
|
protected MethodNode findSuperMethod(MethodCallExpression call) {
|
1521
|
0
|
String methodName = call.getMethod();
|
1522
|
0
|
TupleExpression argExpr = (TupleExpression) call.getArguments();
|
1523
|
0
|
int argCount = argExpr.getExpressions().size();
|
1524
|
0
|
ClassNode superClassNode = classNode.getSuperClassNode();
|
1525
|
0
|
if (superClassNode != null) {
|
1526
|
0
|
List methods = superClassNode.getMethods(methodName);
|
1527
|
0
|
for (Iterator iter = methods.iterator(); iter.hasNext(); ) {
|
1528
|
0
|
MethodNode method = (MethodNode) iter.next();
|
1529
|
0
|
if (method.getParameters().length == argCount) {
|
1530
|
0
|
return method;
|
1531
|
|
}
|
1532
|
|
}
|
1533
|
|
}
|
1534
|
0
|
throw new GroovyRuntimeException("No such method: " + methodName + " for class: " + classNode.getName(), call);
|
1535
|
|
}
|
1536
|
|
|
1537
|
|
|
1538
|
|
|
1539
|
|
|
1540
|
0
|
protected ConstructorNode findSuperConstructor(MethodCallExpression call) {
|
1541
|
0
|
TupleExpression argExpr = (TupleExpression) call.getArguments();
|
1542
|
0
|
int argCount = argExpr.getExpressions().size();
|
1543
|
0
|
ClassNode superClassNode = classNode.getSuperClassNode();
|
1544
|
0
|
if (superClassNode != null) {
|
1545
|
0
|
List constructors = superClassNode.getDeclaredConstructors();
|
1546
|
0
|
for (Iterator iter = constructors.iterator(); iter.hasNext(); ) {
|
1547
|
0
|
ConstructorNode constructor = (ConstructorNode) iter.next();
|
1548
|
0
|
if (constructor.getParameters().length == argCount) {
|
1549
|
0
|
return constructor;
|
1550
|
|
}
|
1551
|
|
}
|
1552
|
|
}
|
1553
|
0
|
throw new GroovyRuntimeException("No such constructor for class: " + classNode.getName(), call);
|
1554
|
|
}
|
1555
|
|
|
1556
|
0
|
protected boolean emptyArguments(Expression arguments) {
|
1557
|
0
|
if (arguments instanceof TupleExpression) {
|
1558
|
0
|
TupleExpression tupleExpression = (TupleExpression) arguments;
|
1559
|
0
|
int size = tupleExpression.getExpressions().size();
|
1560
|
0
|
return size == 0;
|
1561
|
|
}
|
1562
|
0
|
return false;
|
1563
|
|
}
|
1564
|
|
|
1565
|
0
|
public void visitStaticMethodCallExpression(StaticMethodCallExpression call) {
|
1566
|
0
|
this.leftHandExpression = false;
|
1567
|
|
|
1568
|
0
|
Expression arguments = call.getArguments();
|
1569
|
0
|
if (emptyArguments(arguments)) {
|
1570
|
0
|
cv.visitLdcInsn(call.getType());
|
1571
|
0
|
cv.visitLdcInsn(call.getMethod());
|
1572
|
|
|
1573
|
0
|
invokeStaticNoArgumentsMethod.call(cv);
|
1574
|
|
}
|
1575
|
|
else {
|
1576
|
0
|
if (arguments instanceof TupleExpression) {
|
1577
|
0
|
TupleExpression tupleExpression = (TupleExpression) arguments;
|
1578
|
0
|
int size = tupleExpression.getExpressions().size();
|
1579
|
0
|
if (size == 1) {
|
1580
|
0
|
arguments = (Expression) tupleExpression.getExpressions().get(0);
|
1581
|
|
}
|
1582
|
|
}
|
1583
|
|
|
1584
|
0
|
cv.visitLdcInsn(call.getType());
|
1585
|
0
|
cv.visitLdcInsn(call.getMethod());
|
1586
|
0
|
arguments.visit(this);
|
1587
|
|
|
1588
|
0
|
invokeStaticMethodMethod.call(cv);
|
1589
|
|
}
|
1590
|
|
}
|
1591
|
|
|
1592
|
0
|
public void visitConstructorCallExpression(ConstructorCallExpression call) {
|
1593
|
0
|
this.leftHandExpression = false;
|
1594
|
|
|
1595
|
0
|
Expression arguments = call.getArguments();
|
1596
|
0
|
if (arguments instanceof TupleExpression) {
|
1597
|
0
|
TupleExpression tupleExpression = (TupleExpression) arguments;
|
1598
|
0
|
int size = tupleExpression.getExpressions().size();
|
1599
|
0
|
if (size == 0) {
|
1600
|
0
|
arguments = null;
|
1601
|
|
}
|
1602
|
0
|
else if (size == 1) {
|
1603
|
0
|
arguments = (Expression) tupleExpression.getExpressions().get(0);
|
1604
|
|
}
|
1605
|
|
}
|
1606
|
|
|
1607
|
|
|
1608
|
0
|
String type = checkValidType(call.getType(), call, "in constructor call");
|
1609
|
|
|
1610
|
|
|
1611
|
|
|
1612
|
0
|
visitClassExpression(new ClassExpression(type));
|
1613
|
0
|
if (arguments !=null) {
|
1614
|
0
|
arguments.visit(this);
|
1615
|
0
|
invokeConstructorOfMethod.call(cv);
|
1616
|
|
} else {
|
1617
|
0
|
invokeNoArgumentsConstructorOf.call(cv);
|
1618
|
|
}
|
1619
|
|
|
1620
|
|
|
1621
|
|
|
1622
|
|
|
1623
|
|
|
1624
|
|
|
1625
|
|
|
1626
|
|
}
|
1627
|
|
|
1628
|
0
|
public void visitPropertyExpression(PropertyExpression expression) {
|
1629
|
|
|
1630
|
|
|
1631
|
0
|
String className = checkForQualifiedClass(expression);
|
1632
|
0
|
if (className != null) {
|
1633
|
0
|
visitClassExpression(new ClassExpression(className));
|
1634
|
0
|
return;
|
1635
|
|
}
|
1636
|
0
|
Expression objectExpression = expression.getObjectExpression();
|
1637
|
0
|
if (expression.getProperty().equals("class")) {
|
1638
|
0
|
if ((objectExpression instanceof ClassExpression)) {
|
1639
|
0
|
visitClassExpression((ClassExpression) objectExpression);
|
1640
|
0
|
return;
|
1641
|
|
}
|
1642
|
0
|
else if (objectExpression instanceof VariableExpression) {
|
1643
|
0
|
VariableExpression varExp = (VariableExpression) objectExpression;
|
1644
|
0
|
className = varExp.getVariable();
|
1645
|
0
|
try {
|
1646
|
0
|
className = resolveClassName(className);
|
1647
|
0
|
visitClassExpression(new ClassExpression(className));
|
1648
|
0
|
return;
|
1649
|
|
}
|
1650
|
|
catch (Exception e) {
|
1651
|
|
|
1652
|
|
}
|
1653
|
|
}
|
1654
|
|
}
|
1655
|
|
|
1656
|
0
|
if (isThisExpression(objectExpression)) {
|
1657
|
|
|
1658
|
0
|
String name = expression.getProperty();
|
1659
|
0
|
FieldNode field = classNode.getField(name);
|
1660
|
0
|
if (field != null) {
|
1661
|
0
|
visitFieldExpression(new FieldExpression(field));
|
1662
|
0
|
return;
|
1663
|
|
}
|
1664
|
|
}
|
1665
|
|
|
1666
|
0
|
boolean left = leftHandExpression;
|
1667
|
|
|
1668
|
|
|
1669
|
0
|
leftHandExpression = false;
|
1670
|
|
|
1671
|
0
|
objectExpression.visit(this);
|
1672
|
|
|
1673
|
0
|
cv.visitLdcInsn(expression.getProperty());
|
1674
|
|
|
1675
|
0
|
if (isGroovyObject(objectExpression) && ! expression.isSafe()) {
|
1676
|
0
|
if (left) {
|
1677
|
0
|
setGroovyObjectPropertyMethod.call(cv);
|
1678
|
|
}
|
1679
|
|
else {
|
1680
|
0
|
getGroovyObjectPropertyMethod.call(cv);
|
1681
|
|
}
|
1682
|
|
}
|
1683
|
|
else {
|
1684
|
0
|
if (expression.isSafe()) {
|
1685
|
0
|
if (left) {
|
1686
|
0
|
setPropertySafeMethod2.call(cv);
|
1687
|
|
}
|
1688
|
|
else {
|
1689
|
0
|
getPropertySafeMethod.call(cv);
|
1690
|
|
}
|
1691
|
|
}
|
1692
|
|
else {
|
1693
|
0
|
if (left) {
|
1694
|
0
|
setPropertyMethod2.call(cv);
|
1695
|
|
}
|
1696
|
|
else {
|
1697
|
0
|
getPropertyMethod.call(cv);
|
1698
|
|
}
|
1699
|
|
}
|
1700
|
|
}
|
1701
|
|
}
|
1702
|
|
|
1703
|
0
|
protected boolean isGroovyObject(Expression objectExpression) {
|
1704
|
0
|
return isThisExpression(objectExpression);
|
1705
|
|
}
|
1706
|
|
|
1707
|
|
|
1708
|
|
|
1709
|
|
|
1710
|
|
|
1711
|
0
|
protected String checkForQualifiedClass(PropertyExpression expression) {
|
1712
|
0
|
String text = expression.getText();
|
1713
|
0
|
try {
|
1714
|
0
|
return resolveClassName(text);
|
1715
|
|
}
|
1716
|
|
catch (Exception e) {
|
1717
|
0
|
if (text.endsWith(".class")) {
|
1718
|
0
|
text = text.substring(0, text.length() - 6);
|
1719
|
0
|
try {
|
1720
|
0
|
return resolveClassName(text);
|
1721
|
|
}
|
1722
|
|
catch (Exception e2) {
|
1723
|
|
}
|
1724
|
|
}
|
1725
|
0
|
return null;
|
1726
|
|
}
|
1727
|
|
}
|
1728
|
|
|
1729
|
0
|
public void visitFieldExpression(FieldExpression expression) {
|
1730
|
0
|
FieldNode field = expression.getField();
|
1731
|
0
|
boolean isStatic = field.isStatic();
|
1732
|
|
|
1733
|
0
|
boolean holder = field.isHolder() && !isInClosureConstructor();
|
1734
|
0
|
if (!isStatic && !leftHandExpression) {
|
1735
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1736
|
|
}
|
1737
|
0
|
String type = field.getType();
|
1738
|
0
|
int tempIndex = defineVariable(createVariableName("field"), "java.lang.Object", false).getIndex();
|
1739
|
|
|
1740
|
0
|
if (leftHandExpression && !holder) {
|
1741
|
0
|
if (isInClosureConstructor()) {
|
1742
|
0
|
helper.doCast(type);
|
1743
|
|
}
|
1744
|
|
else {
|
1745
|
|
|
1746
|
0
|
doConvertAndCast(type);
|
1747
|
|
}
|
1748
|
|
}
|
1749
|
|
|
1750
|
0
|
String ownerName =
|
1751
|
0
|
(field.getOwner().equals(classNode.getName()))
|
1752
|
|
? internalClassName
|
1753
|
|
: org.objectweb.asm.Type.getInternalName(loadClass(field.getOwner()));
|
1754
|
0
|
int opcode = isStatic ? GETSTATIC : GETFIELD;
|
1755
|
0
|
if (holder) {
|
1756
|
0
|
if (leftHandExpression) {
|
1757
|
0
|
cv.visitVarInsn(ASTORE, tempIndex);
|
1758
|
0
|
if (!isStatic)
|
1759
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1760
|
0
|
cv.visitFieldInsn(opcode, ownerName, expression.getFieldName(), BytecodeHelper.getTypeDescription(type));
|
1761
|
|
|
1762
|
0
|
cv.visitVarInsn(ALOAD, tempIndex);
|
1763
|
0
|
cv.visitMethodInsn(INVOKEVIRTUAL, "groovy/lang/Reference", "set", "(Ljava/lang/Object;)V");
|
1764
|
|
}
|
1765
|
|
else {
|
1766
|
0
|
cv.visitFieldInsn(opcode, ownerName, expression.getFieldName(), BytecodeHelper.getTypeDescription(type));
|
1767
|
0
|
cv.visitMethodInsn(INVOKEVIRTUAL, "groovy/lang/Reference", "get", "()Ljava/lang/Object;");
|
1768
|
|
}
|
1769
|
|
}
|
1770
|
|
else {
|
1771
|
0
|
if (leftHandExpression) {
|
1772
|
0
|
if (!isStatic) {
|
1773
|
0
|
opcode = PUTFIELD;
|
1774
|
0
|
helper.store(field.getType(), tempIndex);
|
1775
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1776
|
|
|
1777
|
|
|
1778
|
0
|
helper.load(field.getType(), tempIndex);
|
1779
|
|
|
1780
|
|
} else {
|
1781
|
0
|
opcode = PUTSTATIC;
|
1782
|
|
}
|
1783
|
0
|
cv.visitFieldInsn(opcode, ownerName, expression.getFieldName(), BytecodeHelper.getTypeDescription(type));
|
1784
|
|
}else {
|
1785
|
0
|
cv.visitFieldInsn(opcode, ownerName, expression.getFieldName(), BytecodeHelper.getTypeDescription(type));
|
1786
|
0
|
if (BytecodeHelper.isPrimitiveType(type)) {
|
1787
|
0
|
helper.box(type);
|
1788
|
|
}
|
1789
|
|
}
|
1790
|
|
}
|
1791
|
|
}
|
1792
|
|
|
1793
|
0
|
protected void visitOuterFieldExpression(FieldExpression expression, ClassNode outerClassNode, int steps, boolean first ) {
|
1794
|
0
|
int valueIdx = defineVariable(createVariableName("temp"), "java.lang.Object", false).getIndex();
|
1795
|
|
|
1796
|
0
|
if (leftHandExpression && first) {
|
1797
|
0
|
cv.visitVarInsn(ASTORE, valueIdx);
|
1798
|
|
}
|
1799
|
|
|
1800
|
0
|
FieldNode field = expression.getField();
|
1801
|
0
|
boolean isStatic = field.isStatic();
|
1802
|
|
|
1803
|
0
|
if (steps > 1 || !isStatic) {
|
1804
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
1805
|
0
|
cv.visitFieldInsn(
|
1806
|
|
GETFIELD,
|
1807
|
|
internalClassName,
|
1808
|
|
"owner",
|
1809
|
|
BytecodeHelper.getTypeDescription(outerClassNode.getName()));
|
1810
|
|
}
|
1811
|
|
|
1812
|
0
|
if( steps == 1 ) {
|
1813
|
0
|
int opcode = (leftHandExpression) ? ((isStatic) ? PUTSTATIC : PUTFIELD) : ((isStatic) ? GETSTATIC : GETFIELD);
|
1814
|
0
|
String ownerName = BytecodeHelper.getClassInternalName(outerClassNode.getName());
|
1815
|
|
|
1816
|
0
|
if (leftHandExpression) {
|
1817
|
0
|
cv.visitVarInsn(ALOAD, valueIdx);
|
1818
|
0
|
boolean holder = field.isHolder() && !isInClosureConstructor();
|
1819
|
0
|
if ( !holder) {
|
1820
|
0
|
doConvertAndCast(field.getType());
|
1821
|
|
}
|
1822
|
|
}
|
1823
|
0
|
cv.visitFieldInsn(opcode, ownerName, expression.getFieldName(), BytecodeHelper.getTypeDescription(field.getType()));
|
1824
|
0
|
if (!leftHandExpression) {
|
1825
|
0
|
if (BytecodeHelper.isPrimitiveType(field.getType())) {
|
1826
|
0
|
helper.box(field.getType());
|
1827
|
|
}
|
1828
|
|
}
|
1829
|
|
}
|
1830
|
|
|
1831
|
|
else {
|
1832
|
0
|
visitOuterFieldExpression( expression, outerClassNode.getOuterClass(), steps - 1, false );
|
1833
|
|
}
|
1834
|
|
}
|
1835
|
|
|
1836
|
|
|
1837
|
|
|
1838
|
|
|
1839
|
|
|
1840
|
|
|
1841
|
|
|
1842
|
0
|
public void visitVariableExpression(VariableExpression expression) {
|
1843
|
|
|
1844
|
0
|
String variableName = expression.getVariable();
|
1845
|
|
|
1846
|
|
|
1847
|
|
|
1848
|
|
|
1849
|
|
|
1850
|
|
|
1851
|
|
|
1852
|
0
|
if (isStaticMethod() && variableName.equals("this")) {
|
1853
|
0
|
visitClassExpression(new ClassExpression(classNode.getName()));
|
1854
|
0
|
return;
|
1855
|
|
}
|
1856
|
|
|
1857
|
|
|
1858
|
|
|
1859
|
|
|
1860
|
0
|
if (variableName.equals("super")) {
|
1861
|
0
|
visitClassExpression(new ClassExpression(classNode.getSuperClass()));
|
1862
|
0
|
return;
|
1863
|
|
}
|
1864
|
|
|
1865
|
|
|
1866
|
|
|
1867
|
|
|
1868
|
|
|
1869
|
0
|
if (!variableName.equals("this")) {
|
1870
|
0
|
String className = resolveClassName(variableName);
|
1871
|
0
|
if (className != null) {
|
1872
|
0
|
if (leftHandExpression) {
|
1873
|
0
|
throw new RuntimeParserException(
|
1874
|
|
"Cannot use a class expression on the left hand side of an assignment",
|
1875
|
|
expression);
|
1876
|
|
}
|
1877
|
0
|
visitClassExpression(new ClassExpression(className));
|
1878
|
0
|
return;
|
1879
|
|
}
|
1880
|
|
}
|
1881
|
|
|
1882
|
|
|
1883
|
|
|
1884
|
|
|
1885
|
|
|
1886
|
|
|
1887
|
|
|
1888
|
|
|
1889
|
|
|
1890
|
|
|
1891
|
|
|
1892
|
|
|
1893
|
|
|
1894
|
|
|
1895
|
0
|
boolean handled = false;
|
1896
|
0
|
Variable variable = (Variable)variableStack.get( variableName );
|
1897
|
|
|
1898
|
0
|
if( variable != null ) {
|
1899
|
|
|
1900
|
0
|
if( variable.isProperty() ) {
|
1901
|
0
|
processPropertyVariable( variableName, variable );
|
1902
|
|
}
|
1903
|
|
else {
|
1904
|
0
|
processStackVariable( variableName, variable );
|
1905
|
|
}
|
1906
|
|
|
1907
|
0
|
handled = true;
|
1908
|
|
}
|
1909
|
|
|
1910
|
|
|
1911
|
|
|
1912
|
|
|
1913
|
|
else {
|
1914
|
|
|
1915
|
0
|
int steps = 0;
|
1916
|
0
|
ClassNode current = classNode;
|
1917
|
0
|
FieldNode field = null;
|
1918
|
|
|
1919
|
0
|
do {
|
1920
|
0
|
if( (field = current.getField(variableName)) != null ) {
|
1921
|
0
|
break;
|
1922
|
|
}
|
1923
|
0
|
steps++;
|
1924
|
|
|
1925
|
?
|
} while( (current = current.getOuterClass()) != null );
|
1926
|
|
|
1927
|
0
|
if( field != null ) {
|
1928
|
0
|
processFieldAccess( variableName, field, steps );
|
1929
|
0
|
handled = true;
|
1930
|
|
}
|
1931
|
|
}
|
1932
|
|
|
1933
|
|
|
1934
|
|
|
1935
|
|
|
1936
|
|
|
1937
|
|
|
1938
|
|
|
1939
|
|
|
1940
|
|
|
1941
|
0
|
if( !handled ) {
|
1942
|
0
|
String variableType = expression.getType();
|
1943
|
0
|
variable = defineVariable( variableName, variableType );
|
1944
|
|
|
1945
|
0
|
if( isInScriptBody() || !leftHandExpression ) {
|
1946
|
0
|
variable.setProperty( true );
|
1947
|
0
|
processPropertyVariable( variableName, variable );
|
1948
|
|
}
|
1949
|
|
else {
|
1950
|
0
|
processStackVariable( variableName, variable );
|
1951
|
|
}
|
1952
|
|
}
|
1953
|
|
}
|
1954
|
|
|
1955
|
|
|
1956
|
0
|
protected void processStackVariable( String name, Variable variable ) {
|
1957
|
0
|
String type = variable.getTypeName();
|
1958
|
0
|
int index = variable.getIndex();
|
1959
|
0
|
boolean holder = variable.isHolder() && !passingClosureParams;
|
1960
|
|
|
1961
|
0
|
if( leftHandExpression ) {
|
1962
|
0
|
if (holder) {
|
1963
|
0
|
int tempIndex = defineVariable(createVariableName("reference"), type, false).getIndex();
|
1964
|
0
|
cv.visitVarInsn(ASTORE, tempIndex);
|
1965
|
0
|
cv.visitVarInsn(ALOAD, index);
|
1966
|
|
|
1967
|
0
|
cv.visitVarInsn(ALOAD, tempIndex);
|
1968
|
0
|
cv.visitMethodInsn(INVOKEVIRTUAL, "groovy/lang/Reference", "set", "(Ljava/lang/Object;)V");
|
1969
|
|
}
|
1970
|
|
else {
|
1971
|
0
|
helper.store("objref", index);
|
1972
|
|
|
1973
|
|
}
|
1974
|
|
}
|
1975
|
|
else {
|
1976
|
0
|
if (holder) {
|
1977
|
0
|
cv.visitVarInsn(ALOAD, index);
|
1978
|
0
|
cv.visitMethodInsn(INVOKEVIRTUAL, "groovy/lang/Reference", "get", "()Ljava/lang/Object;");
|
1979
|
|
}
|
1980
|
|
else {
|
1981
|
0
|
cv.visitVarInsn(ALOAD, index);
|
1982
|
|
}
|
1983
|
|
}
|
1984
|
|
|
1985
|
|
}
|
1986
|
|
|
1987
|
0
|
protected void processPropertyVariable( String name, Variable variable ) {
|
1988
|
0
|
if (variable.isHolder() && passingClosureParams && isInScriptBody() ) {
|
1989
|
|
|
1990
|
0
|
cv.visitTypeInsn(NEW, "org/codehaus/groovy/runtime/ScriptReference");
|
1991
|
0
|
cv.visitInsn(DUP);
|
1992
|
|
|
1993
|
0
|
loadThisOrOwner();
|
1994
|
0
|
cv.visitLdcInsn(name);
|
1995
|
|
|
1996
|
0
|
cv.visitMethodInsn(
|
1997
|
|
INVOKESPECIAL,
|
1998
|
|
"org/codehaus/groovy/runtime/ScriptReference",
|
1999
|
|
"<init>",
|
2000
|
|
"(Lgroovy/lang/Script;Ljava/lang/String;)V");
|
2001
|
|
}
|
2002
|
|
else {
|
2003
|
0
|
visitPropertyExpression(new PropertyExpression(VariableExpression.THIS_EXPRESSION, name));
|
2004
|
|
}
|
2005
|
|
}
|
2006
|
|
|
2007
|
|
|
2008
|
0
|
protected void processFieldAccess( String name, FieldNode field, int steps ) {
|
2009
|
0
|
FieldExpression expression = new FieldExpression(field);
|
2010
|
|
|
2011
|
0
|
if( steps == 0 ) {
|
2012
|
0
|
visitFieldExpression( expression );
|
2013
|
|
}
|
2014
|
|
else {
|
2015
|
0
|
visitOuterFieldExpression( expression, classNode.getOuterClass(), steps, true );
|
2016
|
|
}
|
2017
|
|
}
|
2018
|
|
|
2019
|
|
|
2020
|
|
|
2021
|
|
|
2022
|
|
|
2023
|
|
|
2024
|
|
|
2025
|
0
|
protected boolean isInScriptBody() {
|
2026
|
0
|
if (classNode.isScriptBody()) {
|
2027
|
0
|
return true;
|
2028
|
|
}
|
2029
|
|
else {
|
2030
|
0
|
return classNode.isScript() && methodNode != null && methodNode.getName().equals("run");
|
2031
|
|
}
|
2032
|
|
}
|
2033
|
|
|
2034
|
|
|
2035
|
|
|
2036
|
|
|
2037
|
|
|
2038
|
0
|
protected boolean isPopRequired(Expression expression) {
|
2039
|
0
|
if (expression instanceof MethodCallExpression) {
|
2040
|
0
|
return !MethodCallExpression.isSuperMethodCall((MethodCallExpression) expression);
|
2041
|
|
}
|
2042
|
0
|
if (expression instanceof BinaryExpression) {
|
2043
|
0
|
BinaryExpression binExp = (BinaryExpression) expression;
|
2044
|
0
|
switch (binExp.getOperation().getType()) {
|
2045
|
|
case Types.EQUAL :
|
2046
|
|
case Types.PLUS_EQUAL :
|
2047
|
|
case Types.MINUS_EQUAL :
|
2048
|
|
case Types.MULTIPLY_EQUAL :
|
2049
|
|
case Types.DIVIDE_EQUAL :
|
2050
|
|
case Types.INTDIV_EQUAL :
|
2051
|
|
case Types.MOD_EQUAL :
|
2052
|
0
|
return false;
|
2053
|
|
}
|
2054
|
|
}
|
2055
|
0
|
return true;
|
2056
|
|
}
|
2057
|
|
|
2058
|
0
|
protected boolean firstStatementIsSuperInit(Statement code) {
|
2059
|
0
|
ExpressionStatement expStmt = null;
|
2060
|
0
|
if (code instanceof ExpressionStatement) {
|
2061
|
0
|
expStmt = (ExpressionStatement) code;
|
2062
|
|
}
|
2063
|
0
|
else if (code instanceof BlockStatement) {
|
2064
|
0
|
BlockStatement block = (BlockStatement) code;
|
2065
|
0
|
if (!block.getStatements().isEmpty()) {
|
2066
|
0
|
Object expr = block.getStatements().get(0);
|
2067
|
0
|
if (expr instanceof ExpressionStatement) {
|
2068
|
0
|
expStmt = (ExpressionStatement) expr;
|
2069
|
|
}
|
2070
|
|
}
|
2071
|
|
}
|
2072
|
0
|
if (expStmt != null) {
|
2073
|
0
|
Expression expr = expStmt.getExpression();
|
2074
|
0
|
if (expr instanceof MethodCallExpression) {
|
2075
|
0
|
MethodCallExpression call = (MethodCallExpression) expr;
|
2076
|
0
|
if (MethodCallExpression.isSuperMethodCall(call)) {
|
2077
|
|
|
2078
|
0
|
return call.getMethod().equals("<init>") || call.getMethod().equals("super");
|
2079
|
|
}
|
2080
|
|
}
|
2081
|
|
}
|
2082
|
0
|
return false;
|
2083
|
|
}
|
2084
|
|
|
2085
|
0
|
protected void createSyntheticStaticFields() {
|
2086
|
0
|
for (Iterator iter = syntheticStaticFields.iterator(); iter.hasNext();) {
|
2087
|
0
|
String staticFieldName = (String) iter.next();
|
2088
|
|
|
2089
|
0
|
cw.visitField(ACC_STATIC + ACC_SYNTHETIC, staticFieldName, "Ljava/lang/Class;", null, null);
|
2090
|
|
}
|
2091
|
|
|
2092
|
0
|
if (!syntheticStaticFields.isEmpty()) {
|
2093
|
0
|
cv =
|
2094
|
|
cw.visitMethod(
|
2095
|
|
ACC_STATIC + ACC_SYNTHETIC,
|
2096
|
|
"class$",
|
2097
|
|
"(Ljava/lang/String;)Ljava/lang/Class;",
|
2098
|
|
null,
|
2099
|
|
null);
|
2100
|
0
|
helper = new BytecodeHelper(cv);
|
2101
|
|
|
2102
|
0
|
Label l0 = new Label();
|
2103
|
0
|
cv.visitLabel(l0);
|
2104
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
2105
|
0
|
cv.visitMethodInsn(INVOKESTATIC, "java/lang/Class", "forName", "(Ljava/lang/String;)Ljava/lang/Class;");
|
2106
|
0
|
Label l1 = new Label();
|
2107
|
0
|
cv.visitLabel(l1);
|
2108
|
0
|
cv.visitInsn(ARETURN);
|
2109
|
0
|
Label l2 = new Label();
|
2110
|
0
|
cv.visitLabel(l2);
|
2111
|
0
|
cv.visitVarInsn(ASTORE, 1);
|
2112
|
0
|
cv.visitTypeInsn(NEW, "java/lang/NoClassDefFoundError");
|
2113
|
0
|
cv.visitInsn(DUP);
|
2114
|
0
|
cv.visitVarInsn(ALOAD, 1);
|
2115
|
0
|
cv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/ClassNotFoundException", "getMessage", "()Ljava/lang/String;");
|
2116
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, "java/lang/NoClassDefFoundError", "<init>", "(Ljava/lang/String;)V");
|
2117
|
0
|
cv.visitInsn(ATHROW);
|
2118
|
0
|
cv.visitTryCatchBlock(l0, l2, l2, "java/lang/ClassNotFoundException");
|
2119
|
0
|
cv.visitMaxs(3, 2);
|
2120
|
|
|
2121
|
0
|
cw.visitEnd();
|
2122
|
|
}
|
2123
|
|
}
|
2124
|
|
|
2125
|
0
|
public void visitClassExpression(ClassExpression expression) {
|
2126
|
0
|
String type = expression.getText();
|
2127
|
|
|
2128
|
|
|
2129
|
|
|
2130
|
0
|
if (BytecodeHelper.isPrimitiveType(type)) {
|
2131
|
0
|
String objectType = BytecodeHelper.getObjectTypeForPrimitive(type);
|
2132
|
0
|
cv.visitFieldInsn(GETSTATIC, BytecodeHelper.getClassInternalName(objectType), "TYPE", "Ljava/lang/Class;");
|
2133
|
|
}
|
2134
|
|
else {
|
2135
|
0
|
final String staticFieldName =
|
2136
|
0
|
(type.equals(classNode.getName())) ? "class$0" : "class$" + type.replace('.', '$');
|
2137
|
|
|
2138
|
0
|
syntheticStaticFields.add(staticFieldName);
|
2139
|
|
|
2140
|
0
|
cv.visitFieldInsn(GETSTATIC, internalClassName, staticFieldName, "Ljava/lang/Class;");
|
2141
|
0
|
Label l0 = new Label();
|
2142
|
0
|
cv.visitJumpInsn(IFNONNULL, l0);
|
2143
|
0
|
cv.visitLdcInsn(type);
|
2144
|
0
|
cv.visitMethodInsn(INVOKESTATIC, internalClassName, "class$", "(Ljava/lang/String;)Ljava/lang/Class;");
|
2145
|
0
|
cv.visitInsn(DUP);
|
2146
|
0
|
cv.visitFieldInsn(PUTSTATIC, internalClassName, staticFieldName, "Ljava/lang/Class;");
|
2147
|
0
|
Label l1 = new Label();
|
2148
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
2149
|
0
|
cv.visitLabel(l0);
|
2150
|
0
|
cv.visitFieldInsn(GETSTATIC, internalClassName, staticFieldName, "Ljava/lang/Class;");
|
2151
|
0
|
cv.visitLabel(l1);
|
2152
|
|
}
|
2153
|
|
}
|
2154
|
|
|
2155
|
0
|
public void visitRangeExpression(RangeExpression expression) {
|
2156
|
0
|
leftHandExpression = false;
|
2157
|
0
|
expression.getFrom().visit(this);
|
2158
|
|
|
2159
|
0
|
leftHandExpression = false;
|
2160
|
0
|
expression.getTo().visit(this);
|
2161
|
|
|
2162
|
0
|
helper.pushConstant(expression.isInclusive());
|
2163
|
|
|
2164
|
0
|
createRangeMethod.call(cv);
|
2165
|
|
}
|
2166
|
|
|
2167
|
0
|
public void visitMapEntryExpression(MapEntryExpression expression) {
|
2168
|
|
}
|
2169
|
|
|
2170
|
0
|
public void visitMapExpression(MapExpression expression) {
|
2171
|
0
|
List entries = expression.getMapEntryExpressions();
|
2172
|
0
|
int size = entries.size();
|
2173
|
0
|
helper.pushConstant(size * 2);
|
2174
|
|
|
2175
|
0
|
cv.visitTypeInsn(ANEWARRAY, "java/lang/Object");
|
2176
|
|
|
2177
|
0
|
int i = 0;
|
2178
|
0
|
for (Iterator iter = entries.iterator(); iter.hasNext();) {
|
2179
|
0
|
MapEntryExpression entry = (MapEntryExpression) iter.next();
|
2180
|
|
|
2181
|
0
|
cv.visitInsn(DUP);
|
2182
|
0
|
helper.pushConstant(i++);
|
2183
|
0
|
visitAndAutobox(entry.getKeyExpression());
|
2184
|
0
|
cv.visitInsn(AASTORE);
|
2185
|
|
|
2186
|
0
|
cv.visitInsn(DUP);
|
2187
|
0
|
helper.pushConstant(i++);
|
2188
|
0
|
visitAndAutobox(entry.getValueExpression());
|
2189
|
0
|
cv.visitInsn(AASTORE);
|
2190
|
|
}
|
2191
|
0
|
createMapMethod.call(cv);
|
2192
|
|
}
|
2193
|
|
|
2194
|
0
|
public void visitTupleExpression(TupleExpression expression) {
|
2195
|
0
|
int size = expression.getExpressions().size();
|
2196
|
|
|
2197
|
0
|
helper.pushConstant(size);
|
2198
|
|
|
2199
|
0
|
cv.visitTypeInsn(ANEWARRAY, "java/lang/Object");
|
2200
|
|
|
2201
|
0
|
for (int i = 0; i < size; i++) {
|
2202
|
0
|
cv.visitInsn(DUP);
|
2203
|
0
|
helper.pushConstant(i);
|
2204
|
0
|
visitAndAutobox(expression.getExpression(i));
|
2205
|
0
|
cv.visitInsn(AASTORE);
|
2206
|
|
}
|
2207
|
|
|
2208
|
|
}
|
2209
|
|
|
2210
|
0
|
public void visitArrayExpression(ArrayExpression expression) {
|
2211
|
0
|
String type = expression.getType();
|
2212
|
0
|
String typeName = BytecodeHelper.getClassInternalName(type);
|
2213
|
0
|
Expression sizeExpression = expression.getSizeExpression();
|
2214
|
0
|
if (sizeExpression != null) {
|
2215
|
|
|
2216
|
0
|
visitAndAutobox(sizeExpression);
|
2217
|
0
|
asIntMethod.call(cv);
|
2218
|
|
|
2219
|
0
|
cv.visitTypeInsn(ANEWARRAY, typeName);
|
2220
|
|
}
|
2221
|
|
else {
|
2222
|
0
|
int size = expression.getExpressions().size();
|
2223
|
0
|
helper.pushConstant(size);
|
2224
|
|
|
2225
|
0
|
cv.visitTypeInsn(ANEWARRAY, typeName);
|
2226
|
|
|
2227
|
0
|
for (int i = 0; i < size; i++) {
|
2228
|
0
|
cv.visitInsn(DUP);
|
2229
|
0
|
helper.pushConstant(i);
|
2230
|
0
|
Expression elementExpression = expression.getExpression(i);
|
2231
|
0
|
if (elementExpression == null) {
|
2232
|
0
|
ConstantExpression.NULL.visit(this);
|
2233
|
|
}
|
2234
|
|
else {
|
2235
|
|
|
2236
|
0
|
if(!type.equals(elementExpression.getClass().getName())) {
|
2237
|
0
|
visitCastExpression(new CastExpression(type, elementExpression));
|
2238
|
|
}
|
2239
|
|
else {
|
2240
|
0
|
visitAndAutobox(elementExpression);
|
2241
|
|
}
|
2242
|
|
}
|
2243
|
0
|
cv.visitInsn(AASTORE);
|
2244
|
|
}
|
2245
|
|
}
|
2246
|
|
}
|
2247
|
|
|
2248
|
0
|
public void visitListExpression(ListExpression expression) {
|
2249
|
0
|
int size = expression.getExpressions().size();
|
2250
|
0
|
helper.pushConstant(size);
|
2251
|
|
|
2252
|
0
|
cv.visitTypeInsn(ANEWARRAY, "java/lang/Object");
|
2253
|
|
|
2254
|
0
|
for (int i = 0; i < size; i++) {
|
2255
|
0
|
cv.visitInsn(DUP);
|
2256
|
0
|
helper.pushConstant(i);
|
2257
|
0
|
visitAndAutobox(expression.getExpression(i));
|
2258
|
0
|
cv.visitInsn(AASTORE);
|
2259
|
|
}
|
2260
|
0
|
createListMethod.call(cv);
|
2261
|
|
}
|
2262
|
|
|
2263
|
0
|
public void visitGStringExpression(GStringExpression expression) {
|
2264
|
0
|
int size = expression.getValues().size();
|
2265
|
0
|
helper.pushConstant(size);
|
2266
|
|
|
2267
|
0
|
cv.visitTypeInsn(ANEWARRAY, "java/lang/Object");
|
2268
|
|
|
2269
|
0
|
for (int i = 0; i < size; i++) {
|
2270
|
0
|
cv.visitInsn(DUP);
|
2271
|
0
|
helper.pushConstant(i);
|
2272
|
0
|
visitAndAutobox(expression.getValue(i));
|
2273
|
0
|
cv.visitInsn(AASTORE);
|
2274
|
|
}
|
2275
|
|
|
2276
|
0
|
int paramIdx = defineVariable(createVariableName("iterator"), "java.lang.Object", false).getIndex();
|
2277
|
0
|
cv.visitVarInsn(ASTORE, paramIdx);
|
2278
|
|
|
2279
|
0
|
ClassNode innerClass = createGStringClass(expression);
|
2280
|
0
|
addInnerClass(innerClass);
|
2281
|
0
|
String innerClassinternalName = BytecodeHelper.getClassInternalName(innerClass.getName());
|
2282
|
|
|
2283
|
0
|
cv.visitTypeInsn(NEW, innerClassinternalName);
|
2284
|
0
|
cv.visitInsn(DUP);
|
2285
|
0
|
cv.visitVarInsn(ALOAD, paramIdx);
|
2286
|
|
|
2287
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, innerClassinternalName, "<init>", "([Ljava/lang/Object;)V");
|
2288
|
|
}
|
2289
|
|
|
2290
|
|
|
2291
|
|
|
2292
|
0
|
protected boolean addInnerClass(ClassNode innerClass) {
|
2293
|
0
|
innerClass.setModule(classNode.getModule());
|
2294
|
0
|
return innerClasses.add(innerClass);
|
2295
|
|
}
|
2296
|
|
|
2297
|
0
|
protected ClassNode createClosureClass(ClosureExpression expression) {
|
2298
|
0
|
ClassNode owner = getOutermostClass();
|
2299
|
0
|
boolean parentIsInnerClass = owner instanceof InnerClassNode;
|
2300
|
0
|
String outerClassName = owner.getName();
|
2301
|
0
|
String name = outerClassName + "$"
|
2302
|
|
+ context.getNextClosureInnerName(owner, classNode, methodNode);
|
2303
|
0
|
boolean staticMethodOrInStaticClass = isStaticMethod() || classNode.isStaticClass();
|
2304
|
0
|
if (staticMethodOrInStaticClass) {
|
2305
|
0
|
outerClassName = "java.lang.Class";
|
2306
|
|
}
|
2307
|
0
|
Parameter[] parameters = expression.getParameters();
|
2308
|
0
|
if (parameters == null || parameters.length == 0) {
|
2309
|
|
|
2310
|
0
|
parameters = new Parameter[] { new Parameter("it")};
|
2311
|
|
}
|
2312
|
|
|
2313
|
0
|
Parameter[] localVariableParams = getClosureSharedVariables(expression);
|
2314
|
|
|
2315
|
0
|
InnerClassNode answer = new InnerClassNode(owner, name, ACC_SUPER, "groovy.lang.Closure");
|
2316
|
0
|
answer.setEnclosingMethod(this.methodNode);
|
2317
|
0
|
if (staticMethodOrInStaticClass) {
|
2318
|
0
|
answer.setStaticClass(true);
|
2319
|
|
}
|
2320
|
0
|
if (isInScriptBody()) {
|
2321
|
0
|
answer.setScriptBody(true);
|
2322
|
|
}
|
2323
|
0
|
MethodNode method =
|
2324
|
|
answer.addMethod("doCall", ACC_PUBLIC, "java.lang.Object", parameters, expression.getCode());
|
2325
|
|
|
2326
|
0
|
method.setLineNumber(expression.getLineNumber());
|
2327
|
0
|
method.setColumnNumber(expression.getColumnNumber());
|
2328
|
|
|
2329
|
0
|
VariableScope varScope = expression.getVariableScope();
|
2330
|
0
|
if (varScope == null) {
|
2331
|
0
|
throw new RuntimeException(
|
2332
|
|
"Must have a VariableScope by now! for expression: " + expression + " class: " + name);
|
2333
|
|
}
|
2334
|
|
else {
|
2335
|
0
|
method.setVariableScope(varScope);
|
2336
|
|
}
|
2337
|
0
|
if (parameters.length > 1
|
2338
|
|
|| (parameters.length == 1
|
2339
|
|
&& parameters[0].getType() != null
|
2340
|
|
&& !parameters[0].getType().equals("java.lang.Object"))) {
|
2341
|
|
|
2342
|
|
|
2343
|
0
|
answer.addMethod(
|
2344
|
|
"call",
|
2345
|
|
ACC_PUBLIC,
|
2346
|
|
"java.lang.Object",
|
2347
|
|
parameters,
|
2348
|
|
new ReturnStatement(
|
2349
|
|
new MethodCallExpression(
|
2350
|
|
VariableExpression.THIS_EXPRESSION,
|
2351
|
|
"doCall",
|
2352
|
|
new ArgumentListExpression(parameters))));
|
2353
|
|
}
|
2354
|
|
|
2355
|
0
|
FieldNode ownerField = answer.addField("owner", ACC_PRIVATE, outerClassName, null);
|
2356
|
|
|
2357
|
|
|
2358
|
0
|
BlockStatement block = new BlockStatement();
|
2359
|
0
|
block.addStatement(
|
2360
|
|
new ExpressionStatement(
|
2361
|
|
new MethodCallExpression(
|
2362
|
|
new VariableExpression("super"),
|
2363
|
|
"<init>",
|
2364
|
|
new VariableExpression("_outerInstance"))));
|
2365
|
0
|
block.addStatement(
|
2366
|
|
new ExpressionStatement(
|
2367
|
|
new BinaryExpression(
|
2368
|
|
new FieldExpression(ownerField),
|
2369
|
|
Token.newSymbol(Types.EQUAL, -1, -1),
|
2370
|
|
new VariableExpression("_outerInstance"))));
|
2371
|
|
|
2372
|
|
|
2373
|
0
|
for (int i = 0; i < localVariableParams.length; i++) {
|
2374
|
0
|
Parameter param = localVariableParams[i];
|
2375
|
0
|
String paramName = param.getName();
|
2376
|
0
|
boolean holder = mutableVars.contains(paramName);
|
2377
|
0
|
Expression initialValue = null;
|
2378
|
0
|
String type = param.getType();
|
2379
|
0
|
FieldNode paramField = null;
|
2380
|
0
|
if (holder) {
|
2381
|
0
|
initialValue = new VariableExpression(paramName);
|
2382
|
0
|
type = Reference.class.getName();
|
2383
|
0
|
param.makeReference();
|
2384
|
0
|
paramField = answer.addField(paramName, ACC_PRIVATE, type, initialValue);
|
2385
|
0
|
paramField.setHolder(true);
|
2386
|
0
|
String realType = param.getRealType();
|
2387
|
0
|
String methodName = Verifier.capitalize(paramName);
|
2388
|
|
|
2389
|
|
|
2390
|
0
|
Expression fieldExp = new FieldExpression(paramField);
|
2391
|
0
|
answer.addMethod(
|
2392
|
|
"get" + methodName,
|
2393
|
|
ACC_PUBLIC,
|
2394
|
|
realType,
|
2395
|
|
Parameter.EMPTY_ARRAY,
|
2396
|
|
new ReturnStatement(fieldExp));
|
2397
|
|
|
2398
|
|
|
2399
|
|
|
2400
|
|
|
2401
|
|
|
2402
|
|
|
2403
|
|
|
2404
|
|
|
2405
|
|
|
2406
|
|
|
2407
|
|
}
|
2408
|
|
else {
|
2409
|
0
|
PropertyNode propertyNode = answer.addProperty(paramName, ACC_PUBLIC, type, initialValue, null, null);
|
2410
|
0
|
paramField = propertyNode.getField();
|
2411
|
0
|
block.addStatement(
|
2412
|
|
new ExpressionStatement(
|
2413
|
|
new BinaryExpression(
|
2414
|
|
new FieldExpression(paramField),
|
2415
|
|
Token.newSymbol(Types.EQUAL, -1, -1),
|
2416
|
|
new VariableExpression(paramName))));
|
2417
|
|
}
|
2418
|
|
}
|
2419
|
|
|
2420
|
0
|
Parameter[] params = new Parameter[2 + localVariableParams.length];
|
2421
|
0
|
params[0] = new Parameter(outerClassName, "_outerInstance");
|
2422
|
0
|
params[1] = new Parameter("java.lang.Object", "_delegate");
|
2423
|
0
|
System.arraycopy(localVariableParams, 0, params, 2, localVariableParams.length);
|
2424
|
|
|
2425
|
0
|
answer.addConstructor(ACC_PUBLIC, params, block);
|
2426
|
0
|
return answer;
|
2427
|
|
}
|
2428
|
|
|
2429
|
0
|
protected ClassNode getOutermostClass() {
|
2430
|
0
|
if (outermostClass == null) {
|
2431
|
0
|
outermostClass = classNode;
|
2432
|
0
|
while (outermostClass instanceof InnerClassNode) {
|
2433
|
0
|
outermostClass = outermostClass.getOuterClass();
|
2434
|
|
}
|
2435
|
|
}
|
2436
|
0
|
return outermostClass;
|
2437
|
|
}
|
2438
|
|
|
2439
|
0
|
protected ClassNode createGStringClass(GStringExpression expression) {
|
2440
|
0
|
ClassNode owner = classNode;
|
2441
|
0
|
if (owner instanceof InnerClassNode) {
|
2442
|
0
|
owner = owner.getOuterClass();
|
2443
|
|
}
|
2444
|
0
|
String outerClassName = owner.getName();
|
2445
|
0
|
String name = outerClassName + "$" + context.getNextInnerClassIdx();
|
2446
|
0
|
InnerClassNode answer = new InnerClassNode(owner, name, ACC_SUPER, GString.class.getName());
|
2447
|
0
|
answer.setEnclosingMethod(this.methodNode);
|
2448
|
0
|
FieldNode stringsField =
|
2449
|
|
answer.addField(
|
2450
|
|
"strings",
|
2451
|
|
ACC_PRIVATE ,
|
2452
|
|
"java.lang.String[]",
|
2453
|
|
new ArrayExpression("java.lang.String", expression.getStrings()));
|
2454
|
0
|
answer.addMethod(
|
2455
|
|
"getStrings",
|
2456
|
|
ACC_PUBLIC,
|
2457
|
|
"java.lang.String[]",
|
2458
|
|
Parameter.EMPTY_ARRAY,
|
2459
|
|
new ReturnStatement(new FieldExpression(stringsField)));
|
2460
|
|
|
2461
|
0
|
BlockStatement block = new BlockStatement();
|
2462
|
0
|
block.addStatement(
|
2463
|
|
new ExpressionStatement(
|
2464
|
|
new MethodCallExpression(new VariableExpression("super"), "<init>", new VariableExpression("values"))));
|
2465
|
0
|
Parameter[] contructorParams = new Parameter[] { new Parameter("java.lang.Object[]", "values")};
|
2466
|
0
|
answer.addConstructor(ACC_PUBLIC, contructorParams, block);
|
2467
|
0
|
return answer;
|
2468
|
|
}
|
2469
|
|
|
2470
|
0
|
protected void doConvertAndCast(String type) {
|
2471
|
0
|
if (!type.equals("java.lang.Object")) {
|
2472
|
|
|
2473
|
0
|
if (!type.endsWith("[]") && isValidTypeForCast(type)) {
|
2474
|
0
|
visitClassExpression(new ClassExpression(type));
|
2475
|
0
|
asTypeMethod.call(cv);
|
2476
|
|
}
|
2477
|
|
|
2478
|
0
|
helper.doCast(type);
|
2479
|
|
}
|
2480
|
|
}
|
2481
|
|
|
2482
|
0
|
protected void evaluateLogicalOrExpression(BinaryExpression expression) {
|
2483
|
0
|
visitBooleanExpression(new BooleanExpression(expression.getLeftExpression()));
|
2484
|
0
|
Label l0 = new Label();
|
2485
|
0
|
Label l2 = new Label();
|
2486
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
2487
|
|
|
2488
|
0
|
cv.visitLabel(l2);
|
2489
|
|
|
2490
|
0
|
visitConstantExpression(ConstantExpression.TRUE);
|
2491
|
|
|
2492
|
0
|
Label l1 = new Label();
|
2493
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
2494
|
0
|
cv.visitLabel(l0);
|
2495
|
|
|
2496
|
0
|
visitBooleanExpression(new BooleanExpression(expression.getRightExpression()));
|
2497
|
|
|
2498
|
0
|
cv.visitJumpInsn(IFNE, l2);
|
2499
|
|
|
2500
|
0
|
visitConstantExpression(ConstantExpression.FALSE);
|
2501
|
0
|
cv.visitLabel(l1);
|
2502
|
|
}
|
2503
|
|
|
2504
|
0
|
protected void evaluateLogicalAndExpression(BinaryExpression expression) {
|
2505
|
0
|
visitBooleanExpression(new BooleanExpression(expression.getLeftExpression()));
|
2506
|
0
|
Label l0 = new Label();
|
2507
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
2508
|
|
|
2509
|
0
|
visitBooleanExpression(new BooleanExpression(expression.getRightExpression()));
|
2510
|
|
|
2511
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
2512
|
|
|
2513
|
0
|
visitConstantExpression(ConstantExpression.TRUE);
|
2514
|
|
|
2515
|
0
|
Label l1 = new Label();
|
2516
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
2517
|
0
|
cv.visitLabel(l0);
|
2518
|
|
|
2519
|
0
|
visitConstantExpression(ConstantExpression.FALSE);
|
2520
|
|
|
2521
|
0
|
cv.visitLabel(l1);
|
2522
|
|
}
|
2523
|
|
|
2524
|
0
|
protected void evaluateBinaryExpression(String method, BinaryExpression expression) {
|
2525
|
0
|
Expression leftExpression = expression.getLeftExpression();
|
2526
|
0
|
leftHandExpression = false;
|
2527
|
0
|
leftExpression.visit(this);
|
2528
|
0
|
cv.visitLdcInsn(method);
|
2529
|
0
|
leftHandExpression = false;
|
2530
|
0
|
new ArgumentListExpression(new Expression[] { expression.getRightExpression()}).visit(this);
|
2531
|
|
|
2532
|
0
|
invokeMethodMethod.call(cv);
|
2533
|
|
}
|
2534
|
|
|
2535
|
0
|
protected void evaluateCompareTo(BinaryExpression expression) {
|
2536
|
0
|
Expression leftExpression = expression.getLeftExpression();
|
2537
|
0
|
leftHandExpression = false;
|
2538
|
0
|
leftExpression.visit(this);
|
2539
|
0
|
expression.getRightExpression().visit(this);
|
2540
|
0
|
compareToMethod.call(cv);
|
2541
|
|
}
|
2542
|
|
|
2543
|
0
|
protected void evaluateBinaryExpressionWithAsignment(String method, BinaryExpression expression) {
|
2544
|
0
|
Expression leftExpression = expression.getLeftExpression();
|
2545
|
0
|
if (leftExpression instanceof BinaryExpression) {
|
2546
|
0
|
BinaryExpression leftBinExpr = (BinaryExpression) leftExpression;
|
2547
|
0
|
if (leftBinExpr.getOperation().getType() == Types.LEFT_SQUARE_BRACKET) {
|
2548
|
|
|
2549
|
|
|
2550
|
|
|
2551
|
|
|
2552
|
|
|
2553
|
|
|
2554
|
0
|
MethodCallExpression methodCall =
|
2555
|
|
new MethodCallExpression(
|
2556
|
|
expression.getLeftExpression(),
|
2557
|
|
method,
|
2558
|
|
new ArgumentListExpression(new Expression[] { expression.getRightExpression()}));
|
2559
|
|
|
2560
|
0
|
Expression safeIndexExpr = createReusableExpression(leftBinExpr.getRightExpression());
|
2561
|
|
|
2562
|
0
|
visitMethodCallExpression(
|
2563
|
|
new MethodCallExpression(
|
2564
|
|
leftBinExpr.getLeftExpression(),
|
2565
|
|
"putAt",
|
2566
|
|
new ArgumentListExpression(new Expression[] { safeIndexExpr, methodCall })));
|
2567
|
0
|
cv.visitInsn(POP);
|
2568
|
0
|
return;
|
2569
|
|
}
|
2570
|
|
}
|
2571
|
|
|
2572
|
0
|
evaluateBinaryExpression(method, expression);
|
2573
|
|
|
2574
|
0
|
leftHandExpression = true;
|
2575
|
0
|
evaluateExpression(leftExpression);
|
2576
|
0
|
leftHandExpression = false;
|
2577
|
|
}
|
2578
|
|
|
2579
|
0
|
protected void evaluateBinaryExpression(MethodCaller compareMethod, BinaryExpression expression) {
|
2580
|
0
|
Expression leftExpression = expression.getLeftExpression();
|
2581
|
|
|
2582
|
|
|
2583
|
|
|
2584
|
|
|
2585
|
|
|
2586
|
|
|
2587
|
0
|
leftHandExpression = false;
|
2588
|
|
|
2589
|
0
|
evaluateExpression(leftExpression);
|
2590
|
0
|
leftHandExpression = false;
|
2591
|
0
|
evaluateExpression(expression.getRightExpression());
|
2592
|
|
|
2593
|
0
|
compareMethod.call(cv);
|
2594
|
|
}
|
2595
|
|
|
2596
|
0
|
protected void evaluateEqual(BinaryExpression expression) {
|
2597
|
0
|
Expression leftExpression = expression.getLeftExpression();
|
2598
|
0
|
if (leftExpression instanceof BinaryExpression) {
|
2599
|
0
|
BinaryExpression leftBinExpr = (BinaryExpression) leftExpression;
|
2600
|
0
|
if (leftBinExpr.getOperation().getType() == Types.LEFT_SQUARE_BRACKET) {
|
2601
|
|
|
2602
|
|
|
2603
|
|
|
2604
|
|
|
2605
|
|
|
2606
|
0
|
visitMethodCallExpression(
|
2607
|
|
new MethodCallExpression(
|
2608
|
|
leftBinExpr.getLeftExpression(),
|
2609
|
|
"putAt",
|
2610
|
|
new ArgumentListExpression(
|
2611
|
|
new Expression[] { leftBinExpr.getRightExpression(), expression.getRightExpression()})));
|
2612
|
0
|
cv.visitInsn(POP);
|
2613
|
0
|
return;
|
2614
|
|
}
|
2615
|
|
}
|
2616
|
|
|
2617
|
|
|
2618
|
|
|
2619
|
0
|
leftHandExpression = false;
|
2620
|
0
|
Expression rightExpression = expression.getRightExpression();
|
2621
|
|
|
2622
|
0
|
String type = getLHSType(leftExpression);
|
2623
|
0
|
if (type != null) {
|
2624
|
|
|
2625
|
|
|
2626
|
|
|
2627
|
|
|
2628
|
0
|
if (BytecodeHelper.isPrimitiveType(type)) {
|
2629
|
0
|
rightExpression.visit(this);
|
2630
|
|
}
|
2631
|
|
else {
|
2632
|
0
|
visitCastExpression(new CastExpression(type, rightExpression));
|
2633
|
|
}
|
2634
|
|
}
|
2635
|
|
else {
|
2636
|
0
|
visitAndAutobox(rightExpression);
|
2637
|
|
}
|
2638
|
|
|
2639
|
0
|
leftHandExpression = true;
|
2640
|
0
|
leftExpression.visit(this);
|
2641
|
0
|
leftHandExpression = false;
|
2642
|
|
}
|
2643
|
|
|
2644
|
|
|
2645
|
|
|
2646
|
|
|
2647
|
|
|
2648
|
|
|
2649
|
0
|
protected String getLHSType(Expression leftExpression) {
|
2650
|
0
|
if (leftExpression instanceof VariableExpression) {
|
2651
|
0
|
VariableExpression varExp = (VariableExpression) leftExpression;
|
2652
|
0
|
String type = varExp.getType();
|
2653
|
0
|
if (isValidTypeForCast(type)) {
|
2654
|
0
|
return type;
|
2655
|
|
}
|
2656
|
0
|
String variableName = varExp.getVariable();
|
2657
|
0
|
Variable variable = (Variable) variableStack.get(variableName);
|
2658
|
0
|
if (variable != null) {
|
2659
|
0
|
if (variable.isHolder() || variable.isProperty()) {
|
2660
|
0
|
return null;
|
2661
|
|
}
|
2662
|
0
|
type = variable.getTypeName();
|
2663
|
0
|
if (isValidTypeForCast(type)) {
|
2664
|
0
|
return type;
|
2665
|
|
}
|
2666
|
|
}
|
2667
|
|
else {
|
2668
|
0
|
FieldNode field = classNode.getField(variableName);
|
2669
|
0
|
if (field == null) {
|
2670
|
0
|
field = classNode.getOuterField(variableName);
|
2671
|
|
}
|
2672
|
0
|
if (field != null) {
|
2673
|
0
|
type = field.getType();
|
2674
|
0
|
if (!field.isHolder() && isValidTypeForCast(type)) {
|
2675
|
0
|
return type;
|
2676
|
|
}
|
2677
|
|
}
|
2678
|
|
}
|
2679
|
|
}
|
2680
|
0
|
return null;
|
2681
|
|
}
|
2682
|
|
|
2683
|
0
|
protected boolean isValidTypeForCast(String type) {
|
2684
|
0
|
return type != null && !type.equals("java.lang.Object") && !type.equals("groovy.lang.Reference") && !BytecodeHelper.isPrimitiveType(type);
|
2685
|
|
}
|
2686
|
|
|
2687
|
0
|
protected void visitAndAutobox(Expression expression) {
|
2688
|
0
|
expression.visit(this);
|
2689
|
|
|
2690
|
0
|
if (comparisonExpression(expression)) {
|
2691
|
0
|
Label l0 = new Label();
|
2692
|
0
|
cv.visitJumpInsn(IFEQ, l0);
|
2693
|
0
|
cv.visitFieldInsn(GETSTATIC, "java/lang/Boolean", "TRUE", "Ljava/lang/Boolean;");
|
2694
|
0
|
Label l1 = new Label();
|
2695
|
0
|
cv.visitJumpInsn(GOTO, l1);
|
2696
|
0
|
cv.visitLabel(l0);
|
2697
|
0
|
cv.visitFieldInsn(GETSTATIC, "java/lang/Boolean", "FALSE", "Ljava/lang/Boolean;");
|
2698
|
0
|
cv.visitLabel(l1);
|
2699
|
|
}
|
2700
|
|
}
|
2701
|
|
|
2702
|
0
|
protected void evaluatePrefixMethod(String method, Expression expression) {
|
2703
|
0
|
if (isNonStaticField(expression) && ! isHolderVariable(expression) && !isStaticMethod()) {
|
2704
|
0
|
cv.visitVarInsn(ALOAD, 0);
|
2705
|
|
}
|
2706
|
0
|
expression.visit(this);
|
2707
|
0
|
cv.visitLdcInsn(method);
|
2708
|
0
|
invokeNoArgumentsMethod.call(cv);
|
2709
|
|
|
2710
|
0
|
leftHandExpression = true;
|
2711
|
0
|
expression.visit(this);
|
2712
|
0
|
leftHandExpression = false;
|
2713
|
0
|
expression.visit(this);
|
2714
|
|
}
|
2715
|
|
|
2716
|
0
|
protected void evaluatePostfixMethod(String method, Expression expression) {
|
2717
|
|
|
2718
|
|
|
2719
|
|
|
2720
|
0
|
leftHandExpression = false;
|
2721
|
0
|
expression.visit(this);
|
2722
|
|
|
2723
|
0
|
int tempIdx = defineVariable(createVariableName("postfix"), "java.lang.Object", false).getIndex();
|
2724
|
0
|
cv.visitVarInsn(ASTORE, tempIdx);
|
2725
|
0
|
cv.visitVarInsn(ALOAD, tempIdx);
|
2726
|
|
|
2727
|
0
|
cv.visitLdcInsn(method);
|
2728
|
0
|
invokeNoArgumentsMethod.call(cv);
|
2729
|
|
|
2730
|
0
|
leftHandExpression = true;
|
2731
|
0
|
expression.visit(this);
|
2732
|
0
|
leftHandExpression = false;
|
2733
|
|
|
2734
|
0
|
cv.visitVarInsn(ALOAD, tempIdx);
|
2735
|
|
}
|
2736
|
|
|
2737
|
0
|
protected boolean isHolderVariable(Expression expression) {
|
2738
|
0
|
if (expression instanceof FieldExpression) {
|
2739
|
0
|
FieldExpression fieldExp = (FieldExpression) expression;
|
2740
|
0
|
return fieldExp.getField().isHolder();
|
2741
|
|
}
|
2742
|
0
|
if (expression instanceof VariableExpression) {
|
2743
|
0
|
VariableExpression varExp = (VariableExpression) expression;
|
2744
|
0
|
Variable variable = (Variable) variableStack.get(varExp.getVariable());
|
2745
|
0
|
if (variable != null) {
|
2746
|
0
|
return variable.isHolder();
|
2747
|
|
}
|
2748
|
0
|
FieldNode field = classNode.getField(varExp.getVariable());
|
2749
|
0
|
if (field != null) {
|
2750
|
0
|
return field.isHolder();
|
2751
|
|
}
|
2752
|
|
}
|
2753
|
0
|
return false;
|
2754
|
|
}
|
2755
|
|
|
2756
|
0
|
protected void evaluateInstanceof(BinaryExpression expression) {
|
2757
|
0
|
expression.getLeftExpression().visit(this);
|
2758
|
0
|
Expression rightExp = expression.getRightExpression();
|
2759
|
0
|
String className = null;
|
2760
|
0
|
if (rightExp instanceof ClassExpression) {
|
2761
|
0
|
ClassExpression classExp = (ClassExpression) rightExp;
|
2762
|
0
|
className = classExp.getType();
|
2763
|
|
}
|
2764
|
|
else {
|
2765
|
0
|
throw new RuntimeException(
|
2766
|
|
"Right hand side of the instanceof keyworld must be a class name, not: " + rightExp);
|
2767
|
|
}
|
2768
|
0
|
className = checkValidType(className, expression, "Must be a valid type name for an instanceof statement");
|
2769
|
0
|
String classInternalName = BytecodeHelper.getClassInternalName(className);
|
2770
|
0
|
cv.visitTypeInsn(INSTANCEOF, classInternalName);
|
2771
|
|
}
|
2772
|
|
|
2773
|
|
|
2774
|
|
|
2775
|
|
|
2776
|
|
|
2777
|
|
|
2778
|
0
|
protected boolean argumentsUseStack(Expression arguments) {
|
2779
|
0
|
return arguments instanceof TupleExpression || arguments instanceof ClosureExpression;
|
2780
|
|
}
|
2781
|
|
|
2782
|
|
|
2783
|
|
|
2784
|
|
|
2785
|
0
|
protected boolean isNonStaticField(Expression expression) {
|
2786
|
0
|
FieldNode field = null;
|
2787
|
0
|
if (expression instanceof VariableExpression) {
|
2788
|
0
|
VariableExpression varExp = (VariableExpression) expression;
|
2789
|
0
|
field = classNode.getField(varExp.getVariable());
|
2790
|
|
}
|
2791
|
0
|
else if (expression instanceof FieldExpression) {
|
2792
|
0
|
FieldExpression fieldExp = (FieldExpression) expression;
|
2793
|
0
|
field = classNode.getField(fieldExp.getFieldName());
|
2794
|
|
}
|
2795
|
0
|
else if (expression instanceof PropertyExpression) {
|
2796
|
0
|
PropertyExpression fieldExp = (PropertyExpression) expression;
|
2797
|
0
|
field = classNode.getField(fieldExp.getProperty());
|
2798
|
|
}
|
2799
|
0
|
if (field != null) {
|
2800
|
0
|
return !field.isStatic();
|
2801
|
|
}
|
2802
|
0
|
return false;
|
2803
|
|
}
|
2804
|
|
|
2805
|
0
|
protected boolean isThisExpression(Expression expression) {
|
2806
|
0
|
if (expression instanceof VariableExpression) {
|
2807
|
0
|
VariableExpression varExp = (VariableExpression) expression;
|
2808
|
0
|
return varExp.getVariable().equals("this");
|
2809
|
|
}
|
2810
|
0
|
return false;
|
2811
|
|
}
|
2812
|
|
|
2813
|
|
|
2814
|
|
|
2815
|
|
|
2816
|
|
|
2817
|
0
|
protected Expression createReturnLHSExpression(Expression expression) {
|
2818
|
0
|
if (expression instanceof BinaryExpression) {
|
2819
|
0
|
BinaryExpression binExpr = (BinaryExpression) expression;
|
2820
|
0
|
if (binExpr.getOperation().isA(Types.ASSIGNMENT_OPERATOR)) {
|
2821
|
0
|
return createReusableExpression(binExpr.getLeftExpression());
|
2822
|
|
}
|
2823
|
|
}
|
2824
|
0
|
return null;
|
2825
|
|
}
|
2826
|
|
|
2827
|
0
|
protected Expression createReusableExpression(Expression expression) {
|
2828
|
0
|
ExpressionTransformer transformer = new ExpressionTransformer() {
|
2829
|
0
|
public Expression transform(Expression expression) {
|
2830
|
0
|
if (expression instanceof PostfixExpression) {
|
2831
|
0
|
PostfixExpression postfixExp = (PostfixExpression) expression;
|
2832
|
0
|
return postfixExp.getExpression();
|
2833
|
|
}
|
2834
|
0
|
else if (expression instanceof PrefixExpression) {
|
2835
|
0
|
PrefixExpression prefixExp = (PrefixExpression) expression;
|
2836
|
0
|
return prefixExp.getExpression();
|
2837
|
|
}
|
2838
|
0
|
return expression;
|
2839
|
|
}
|
2840
|
|
};
|
2841
|
|
|
2842
|
|
|
2843
|
0
|
return transformer.transform(expression.transformExpression(transformer));
|
2844
|
|
}
|
2845
|
|
|
2846
|
0
|
protected boolean comparisonExpression(Expression expression) {
|
2847
|
0
|
if (expression instanceof BinaryExpression) {
|
2848
|
0
|
BinaryExpression binExpr = (BinaryExpression) expression;
|
2849
|
0
|
switch (binExpr.getOperation().getType()) {
|
2850
|
|
case Types.COMPARE_EQUAL :
|
2851
|
|
case Types.MATCH_REGEX :
|
2852
|
|
case Types.COMPARE_GREATER_THAN :
|
2853
|
|
case Types.COMPARE_GREATER_THAN_EQUAL :
|
2854
|
|
case Types.COMPARE_LESS_THAN :
|
2855
|
|
case Types.COMPARE_LESS_THAN_EQUAL :
|
2856
|
|
case Types.COMPARE_IDENTICAL :
|
2857
|
|
case Types.COMPARE_NOT_EQUAL :
|
2858
|
|
case Types.KEYWORD_INSTANCEOF :
|
2859
|
0
|
return true;
|
2860
|
|
}
|
2861
|
|
}
|
2862
|
0
|
else if (expression instanceof BooleanExpression) {
|
2863
|
0
|
return true;
|
2864
|
|
}
|
2865
|
0
|
return false;
|
2866
|
|
}
|
2867
|
|
|
2868
|
0
|
protected void onLineNumber(ASTNode statement) {
|
2869
|
0
|
int number = statement.getLineNumber();
|
2870
|
0
|
if (number >= 0 && cv != null) {
|
2871
|
0
|
Label l = new Label();
|
2872
|
0
|
cv.visitLabel(l);
|
2873
|
0
|
cv.visitLineNumber(number, l);
|
2874
|
|
}
|
2875
|
|
}
|
2876
|
|
|
2877
|
0
|
protected VariableScope getVariableScope() {
|
2878
|
0
|
if (variableScope == null) {
|
2879
|
0
|
if (methodNode != null) {
|
2880
|
|
|
2881
|
0
|
variableScope = methodNode.getVariableScope();
|
2882
|
0
|
if (variableScope == null) {
|
2883
|
0
|
variableScope = new VariableScope();
|
2884
|
0
|
methodNode.setVariableScope(variableScope);
|
2885
|
0
|
VariableScopeCodeVisitor visitor = new VariableScopeCodeVisitor(variableScope);
|
2886
|
0
|
visitor.setParameters(methodNode.getParameters());
|
2887
|
0
|
Statement code = methodNode.getCode();
|
2888
|
0
|
if (code != null) {
|
2889
|
0
|
code.visit(visitor);
|
2890
|
|
}
|
2891
|
|
}
|
2892
|
0
|
addFieldsToVisitor(variableScope);
|
2893
|
|
}
|
2894
|
0
|
else if (constructorNode != null) {
|
2895
|
0
|
variableScope = new VariableScope();
|
2896
|
0
|
constructorNode.setVariableScope(variableScope);
|
2897
|
0
|
VariableScopeCodeVisitor visitor = new VariableScopeCodeVisitor(variableScope);
|
2898
|
0
|
visitor.setParameters(constructorNode.getParameters());
|
2899
|
0
|
Statement code = constructorNode.getCode();
|
2900
|
0
|
if (code != null) {
|
2901
|
0
|
code.visit(visitor);
|
2902
|
|
}
|
2903
|
0
|
addFieldsToVisitor(variableScope);
|
2904
|
|
}
|
2905
|
|
else {
|
2906
|
0
|
throw new RuntimeException("Can't create a variable scope outside of a method or constructor");
|
2907
|
|
}
|
2908
|
|
}
|
2909
|
0
|
return variableScope;
|
2910
|
|
}
|
2911
|
|
|
2912
|
|
|
2913
|
|
|
2914
|
|
|
2915
|
|
|
2916
|
0
|
protected Parameter[] getClosureSharedVariables(ClosureExpression expression) {
|
2917
|
0
|
List vars = new ArrayList();
|
2918
|
|
|
2919
|
|
|
2920
|
|
|
2921
|
|
|
2922
|
|
|
2923
|
|
|
2924
|
0
|
VariableScope outerScope = getVariableScope().createRecursiveParentScope();
|
2925
|
0
|
VariableScope innerScope = expression.getVariableScope();
|
2926
|
0
|
if (innerScope == null) {
|
2927
|
0
|
System.out.println(
|
2928
|
|
"No variable scope for: " + expression + " method: " + methodNode + " constructor: " + constructorNode);
|
2929
|
0
|
innerScope = new VariableScope(getVariableScope());
|
2930
|
|
}
|
2931
|
|
else {
|
2932
|
0
|
innerScope = innerScope.createRecursiveChildScope();
|
2933
|
|
}
|
2934
|
|
|
2935
|
|
|
2936
|
|
|
2937
|
|
|
2938
|
|
|
2939
|
|
|
2940
|
|
|
2941
|
|
|
2942
|
|
|
2943
|
|
|
2944
|
|
|
2945
|
0
|
Set outerDecls = outerScope.getDeclaredVariables();
|
2946
|
0
|
Set outerRefs = outerScope.getReferencedVariables();
|
2947
|
0
|
Set innerDecls = innerScope.getDeclaredVariables();
|
2948
|
0
|
Set innerRefs = innerScope.getReferencedVariables();
|
2949
|
|
|
2950
|
|
|
2951
|
|
|
2952
|
|
|
2953
|
|
|
2954
|
|
|
2955
|
|
|
2956
|
|
|
2957
|
|
|
2958
|
|
|
2959
|
|
|
2960
|
|
|
2961
|
|
|
2962
|
|
|
2963
|
|
|
2964
|
|
|
2965
|
0
|
Set varSet = new HashSet();
|
2966
|
0
|
for (Iterator iter = innerRefs.iterator(); iter.hasNext();) {
|
2967
|
0
|
String var = (String) iter.next();
|
2968
|
|
|
2969
|
0
|
if (outerDecls.contains(var) && (isNotFieldOfOutermostClass(var))) {
|
2970
|
0
|
String type = getVariableType(var);
|
2971
|
0
|
vars.add(new Parameter(type, var));
|
2972
|
0
|
varSet.add(var);
|
2973
|
|
}
|
2974
|
|
}
|
2975
|
0
|
for (Iterator iter = outerRefs.iterator(); iter.hasNext();) {
|
2976
|
0
|
String var = (String) iter.next();
|
2977
|
|
|
2978
|
0
|
if (innerDecls.contains(var) && (isNotFieldOfOutermostClass(var)) && !varSet.contains(var)) {
|
2979
|
0
|
String type = getVariableType(var);
|
2980
|
0
|
vars.add(new Parameter(type, var));
|
2981
|
|
}
|
2982
|
|
}
|
2983
|
|
|
2984
|
|
|
2985
|
0
|
Parameter[] answer = new Parameter[vars.size()];
|
2986
|
0
|
vars.toArray(answer);
|
2987
|
0
|
return answer;
|
2988
|
|
}
|
2989
|
|
|
2990
|
0
|
protected boolean isNotFieldOfOutermostClass(String var) {
|
2991
|
|
|
2992
|
0
|
return getOutermostClass().getField(var) == null;
|
2993
|
|
}
|
2994
|
|
|
2995
|
0
|
protected void findMutableVariables() {
|
2996
|
|
|
2997
|
|
|
2998
|
|
|
2999
|
|
|
3000
|
|
|
3001
|
|
|
3002
|
|
|
3003
|
|
|
3004
|
0
|
VariableScope outerScope = getVariableScope();
|
3005
|
|
|
3006
|
|
|
3007
|
0
|
VariableScope innerScope = outerScope.createCompositeChildScope();
|
3008
|
|
|
3009
|
0
|
Set outerDecls = outerScope.getDeclaredVariables();
|
3010
|
0
|
Set outerRefs = outerScope.getReferencedVariables();
|
3011
|
0
|
Set innerDecls = innerScope.getDeclaredVariables();
|
3012
|
0
|
Set innerRefs = innerScope.getReferencedVariables();
|
3013
|
|
|
3014
|
0
|
mutableVars.clear();
|
3015
|
|
|
3016
|
0
|
for (Iterator iter = innerDecls.iterator(); iter.hasNext();) {
|
3017
|
0
|
String var = (String) iter.next();
|
3018
|
0
|
if ((outerDecls.contains(var) || outerRefs.contains(var)) && classNode.getField(var) == null) {
|
3019
|
0
|
mutableVars.add(var);
|
3020
|
|
}
|
3021
|
|
}
|
3022
|
|
|
3023
|
|
|
3024
|
|
|
3025
|
0
|
for (Iterator iter = innerRefs.iterator(); iter.hasNext();) {
|
3026
|
0
|
String var = (String) iter.next();
|
3027
|
0
|
if (outerDecls.contains(var) && classNode.getField(var) == null) {
|
3028
|
0
|
mutableVars.add(var);
|
3029
|
|
}
|
3030
|
|
}
|
3031
|
|
|
3032
|
|
|
3033
|
|
|
3034
|
|
|
3035
|
|
|
3036
|
|
|
3037
|
|
|
3038
|
|
|
3039
|
|
}
|
3040
|
|
|
3041
|
0
|
protected void addFieldsToVisitor(VariableScope scope) {
|
3042
|
0
|
for (Iterator iter = classNode.getFields().iterator(); iter.hasNext();) {
|
3043
|
0
|
FieldNode field = (FieldNode) iter.next();
|
3044
|
0
|
String name = field.getName();
|
3045
|
|
|
3046
|
0
|
scope.getDeclaredVariables().add(name);
|
3047
|
0
|
scope.getReferencedVariables().add(name);
|
3048
|
|
}
|
3049
|
|
}
|
3050
|
|
|
3051
|
0
|
private boolean isInnerClass() {
|
3052
|
0
|
return classNode instanceof InnerClassNode;
|
3053
|
|
}
|
3054
|
|
|
3055
|
0
|
protected String getVariableType(String name) {
|
3056
|
0
|
Variable variable = (Variable) variableStack.get(name);
|
3057
|
0
|
if (variable != null) {
|
3058
|
0
|
return variable.getTypeName();
|
3059
|
|
}
|
3060
|
0
|
return null;
|
3061
|
|
}
|
3062
|
|
|
3063
|
0
|
protected void resetVariableStack(Parameter[] parameters) {
|
3064
|
0
|
lastVariableIndex = -1;
|
3065
|
0
|
variableStack.clear();
|
3066
|
|
|
3067
|
0
|
scope = null;
|
3068
|
0
|
pushBlockScope();
|
3069
|
|
|
3070
|
|
|
3071
|
0
|
definingParameters = true;
|
3072
|
0
|
if (!isStaticMethod()) {
|
3073
|
0
|
defineVariable("this", classNode.getName()).getIndex();
|
3074
|
|
}
|
3075
|
0
|
for (int i = 0; i < parameters.length; i++) {
|
3076
|
0
|
Parameter parameter = parameters[i];
|
3077
|
0
|
String type = parameter.getType();
|
3078
|
0
|
int idx = defineVariable(parameter.getName(), type).getIndex();
|
3079
|
0
|
if (BytecodeHelper.isPrimitiveType(type)) {
|
3080
|
0
|
helper.load(type, idx);
|
3081
|
0
|
helper.box(type);
|
3082
|
0
|
cv.visitVarInsn(ASTORE, idx);
|
3083
|
|
}
|
3084
|
|
}
|
3085
|
0
|
definingParameters = false;
|
3086
|
|
}
|
3087
|
|
|
3088
|
0
|
protected void popScope() {
|
3089
|
0
|
int lastID = scope.getLastVariableIndex();
|
3090
|
|
|
3091
|
0
|
List removeKeys = new ArrayList();
|
3092
|
0
|
for (Iterator iter = variableStack.entrySet().iterator(); iter.hasNext();) {
|
3093
|
0
|
Map.Entry entry = (Map.Entry) iter.next();
|
3094
|
0
|
String name = (String) entry.getKey();
|
3095
|
0
|
Variable value = (Variable) entry.getValue();
|
3096
|
0
|
if (value.getIndex() >= lastID) {
|
3097
|
0
|
removeKeys.add(name);
|
3098
|
|
}
|
3099
|
|
}
|
3100
|
0
|
for (Iterator iter = removeKeys.iterator(); iter.hasNext();) {
|
3101
|
0
|
variableStack.remove(iter.next());
|
3102
|
|
}
|
3103
|
|
|
3104
|
|
|
3105
|
0
|
scope = scope.getParent();
|
3106
|
|
}
|
3107
|
|
|
3108
|
|
|
3109
|
0
|
protected void pushBlockScope() {
|
3110
|
0
|
pushBlockScope(true, true);
|
3111
|
|
}
|
3112
|
|
|
3113
|
0
|
protected void pushBlockScope(boolean canContinue, boolean canBreak) {
|
3114
|
0
|
scope = new BlockScope(scope);
|
3115
|
0
|
scope.setContinueLabel(canContinue ? new Label() : null);
|
3116
|
0
|
scope.setBreakLabel(canBreak? new Label() : null);
|
3117
|
0
|
scope.setLastVariableIndex(getNextVariableID());
|
3118
|
|
}
|
3119
|
|
|
3120
|
|
|
3121
|
|
|
3122
|
|
|
3123
|
0
|
protected Variable defineVariable(String name, String type) {
|
3124
|
0
|
return defineVariable(name, type, true);
|
3125
|
|
}
|
3126
|
|
|
3127
|
0
|
protected Variable defineVariable(String name, String type, boolean define) {
|
3128
|
0
|
return defineVariable(name, new Type(type), define);
|
3129
|
|
}
|
3130
|
|
|
3131
|
0
|
private Variable defineVariable(String name, Type type, boolean define) {
|
3132
|
0
|
Variable answer = (Variable) variableStack.get(name);
|
3133
|
0
|
if (answer == null) {
|
3134
|
0
|
lastVariableIndex = getNextVariableID();
|
3135
|
0
|
answer = new Variable(lastVariableIndex, type, name);
|
3136
|
0
|
if (mutableVars.contains(name)) {
|
3137
|
0
|
answer.setHolder(true);
|
3138
|
|
}
|
3139
|
0
|
variableStack.put(name, answer);
|
3140
|
0
|
if (define) {
|
3141
|
0
|
if (definingParameters) {
|
3142
|
0
|
if (answer.isHolder()) {
|
3143
|
0
|
cv.visitTypeInsn(NEW, "groovy/lang/Reference");
|
3144
|
0
|
cv.visitInsn(DUP);
|
3145
|
0
|
cv.visitVarInsn(ALOAD, lastVariableIndex);
|
3146
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, "groovy/lang/Reference", "<init>", "(Ljava/lang/Object;)V");
|
3147
|
0
|
cv.visitVarInsn(ASTORE, lastVariableIndex);
|
3148
|
|
}
|
3149
|
|
}
|
3150
|
|
else {
|
3151
|
|
|
3152
|
|
|
3153
|
0
|
if (answer.isHolder() && !isInScriptBody()) {
|
3154
|
|
|
3155
|
|
|
3156
|
0
|
cv.visitTypeInsn(NEW, "groovy/lang/Reference");
|
3157
|
0
|
cv.visitInsn(DUP);
|
3158
|
0
|
cv.visitMethodInsn(INVOKESPECIAL, "groovy/lang/Reference", "<init>", "()V");
|
3159
|
|
|
3160
|
0
|
cv.visitVarInsn(ASTORE, lastVariableIndex);
|
3161
|
|
|
3162
|
|
}
|
3163
|
|
else {
|
3164
|
0
|
if (!leftHandExpression) {
|
3165
|
0
|
cv.visitInsn(ACONST_NULL);
|
3166
|
0
|
cv.visitVarInsn(ASTORE, lastVariableIndex);
|
3167
|
|
}
|
3168
|
|
}
|
3169
|
|
}
|
3170
|
|
}
|
3171
|
|
}
|
3172
|
0
|
return answer;
|
3173
|
|
}
|
3174
|
|
|
3175
|
0
|
private int getNextVariableID() {
|
3176
|
0
|
return Math.max(lastVariableIndex + 1, variableStack.size());
|
3177
|
|
}
|
3178
|
|
|
3179
|
|
|
3180
|
0
|
protected boolean isFieldOrVariable(String name) {
|
3181
|
0
|
return variableStack.containsKey(name) || classNode.getField(name) != null;
|
3182
|
|
}
|
3183
|
|
|
3184
|
0
|
protected Type checkValidType(Type type, ASTNode node, String message) {
|
3185
|
0
|
if (type.isDynamic()) {
|
3186
|
0
|
return type;
|
3187
|
|
}
|
3188
|
0
|
String name = checkValidType(type.getName(), node, message);
|
3189
|
0
|
if (type.getName().equals(name)) {
|
3190
|
0
|
return type;
|
3191
|
|
}
|
3192
|
0
|
return new Type(name);
|
3193
|
|
}
|
3194
|
|
|
3195
|
0
|
protected String checkValidType(String type, ASTNode node, String message) {
|
3196
|
0
|
if (type.endsWith("[]")) {
|
3197
|
0
|
String postfix = "[]";
|
3198
|
0
|
String prefix = type.substring(0, type.length() - 2);
|
3199
|
0
|
return checkValidType(prefix, node, message) + postfix;
|
3200
|
|
}
|
3201
|
0
|
int idx = type.indexOf('$');
|
3202
|
0
|
if (idx > 0) {
|
3203
|
0
|
String postfix = type.substring(idx);
|
3204
|
0
|
String prefix = type.substring(0, idx);
|
3205
|
0
|
return checkValidType(prefix, node, message) + postfix;
|
3206
|
|
}
|
3207
|
0
|
if (BytecodeHelper.isPrimitiveType(type) || "void".equals(type)) {
|
3208
|
0
|
return type;
|
3209
|
|
}
|
3210
|
0
|
String original = type;
|
3211
|
0
|
type = resolveClassName(type);
|
3212
|
0
|
if (type != null) {
|
3213
|
0
|
return type;
|
3214
|
|
}
|
3215
|
0
|
throw new MissingClassException(original, node, message + " for class: " + classNode.getName());
|
3216
|
|
}
|
3217
|
|
|
3218
|
0
|
protected String resolveClassName(String type) {
|
3219
|
0
|
return classNode.resolveClassName(type);
|
3220
|
|
}
|
3221
|
|
|
3222
|
0
|
protected String createVariableName(String type) {
|
3223
|
0
|
return "__" + type + (++tempVariableNameCounter);
|
3224
|
|
}
|
3225
|
|
|
3226
|
|
|
3227
|
|
|
3228
|
|
|
3229
|
|
|
3230
|
0
|
protected String getExpressionType(Expression expression) {
|
3231
|
0
|
if (comparisonExpression(expression)) {
|
3232
|
0
|
return "boolean";
|
3233
|
|
}
|
3234
|
0
|
if (expression instanceof VariableExpression) {
|
3235
|
0
|
VariableExpression varExpr = (VariableExpression) expression;
|
3236
|
0
|
Variable variable = (Variable) variableStack.get(varExpr.getVariable());
|
3237
|
0
|
if (variable != null && !variable.isHolder()) {
|
3238
|
0
|
Type type = variable.getType();
|
3239
|
0
|
if (! type.isDynamic()) {
|
3240
|
0
|
return type.getName();
|
3241
|
|
}
|
3242
|
|
}
|
3243
|
|
}
|
3244
|
0
|
return null;
|
3245
|
|
}
|
3246
|
|
|
3247
|
|
|
3248
|
|
|
3249
|
|
|
3250
|
|
|
3251
|
0
|
protected boolean isPrimitiveFieldType(String type) {
|
3252
|
0
|
return type.equals("java.lang.String")
|
3253
|
|
|| type.equals("java.lang.Integer")
|
3254
|
|
|| type.equals("java.lang.Double")
|
3255
|
|
|| type.equals("java.lang.Long")
|
3256
|
|
|| type.equals("java.lang.Float");
|
3257
|
|
}
|
3258
|
|
|
3259
|
0
|
protected boolean isInClosureConstructor() {
|
3260
|
0
|
return constructorNode != null
|
3261
|
|
&& classNode.getOuterClass() != null
|
3262
|
|
&& classNode.getSuperClass().equals(Closure.class.getName());
|
3263
|
|
}
|
3264
|
|
|
3265
|
0
|
protected boolean isStaticMethod() {
|
3266
|
0
|
if (methodNode == null) {
|
3267
|
0
|
return false;
|
3268
|
|
}
|
3269
|
0
|
return methodNode.isStatic();
|
3270
|
|
}
|
3271
|
|
|
3272
|
|
|
3273
|
|
|
3274
|
|
|
3275
|
0
|
protected Class loadClass(String name) {
|
3276
|
0
|
try {
|
3277
|
0
|
CompileUnit compileUnit = getCompileUnit();
|
3278
|
0
|
if (compileUnit != null) {
|
3279
|
0
|
return compileUnit.loadClass(name);
|
3280
|
|
}
|
3281
|
|
else {
|
3282
|
0
|
throw new ClassGeneratorException("Could not load class: " + name);
|
3283
|
|
}
|
3284
|
|
}
|
3285
|
|
catch (ClassNotFoundException e) {
|
3286
|
0
|
throw new ClassGeneratorException("Could not load class: " + name + " reason: " + e, e);
|
3287
|
|
}
|
3288
|
|
}
|
3289
|
|
|
3290
|
0
|
protected CompileUnit getCompileUnit() {
|
3291
|
0
|
CompileUnit answer = classNode.getCompileUnit();
|
3292
|
0
|
if (answer == null) {
|
3293
|
0
|
answer = context.getCompileUnit();
|
3294
|
|
}
|
3295
|
0
|
return answer;
|
3296
|
|
}
|
3297
|
|
}
|
3298
|
|
|