Clover coverage report - groovy - 1.0-beta-6
Coverage timestamp: Thu Jul 15 2004 13:18:22 BST
file stats: LOC: 163   Methods: 16
NCLOC: 81   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
MethodCallExpression.java 0% 0% 0% 0%
coverage
 1   
 /*
 2   
  $Id: MethodCallExpression.java,v 1.5 2004/07/10 03:31:37 bran Exp $
 3   
 
 4   
  Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
 5   
 
 6   
  Redistribution and use of this software and associated documentation
 7   
  ("Software"), with or without modification, are permitted provided
 8   
  that the following conditions are met:
 9   
 
 10   
  1. Redistributions of source code must retain copyright
 11   
     statements and notices.  Redistributions must also contain a
 12   
     copy of this document.
 13   
 
 14   
  2. Redistributions in binary form must reproduce the
 15   
     above copyright notice, this list of conditions and the
 16   
     following disclaimer in the documentation and/or other
 17   
     materials provided with the distribution.
 18   
 
 19   
  3. The name "groovy" must not be used to endorse or promote
 20   
     products derived from this Software without prior written
 21   
     permission of The Codehaus.  For written permission,
 22   
     please contact info@codehaus.org.
 23   
 
 24   
  4. Products derived from this Software may not be called "groovy"
 25   
     nor may "groovy" appear in their names without prior written
 26   
     permission of The Codehaus. "groovy" is a registered
 27   
     trademark of The Codehaus.
 28   
 
 29   
  5. Due credit should be given to The Codehaus -
 30   
     http://groovy.codehaus.org/
 31   
 
 32   
  THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
 33   
  ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
 34   
  NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 35   
  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 36   
  THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 37   
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 38   
  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 39   
  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 40   
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 41   
  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 42   
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 43   
  OF THE POSSIBILITY OF SUCH DAMAGE.
 44   
 
 45   
  */
 46   
 package org.codehaus.groovy.ast.expr;
 47   
 
 48   
 import groovy.lang.MetaMethod;
 49   
 
 50   
 import org.codehaus.groovy.ast.GroovyCodeVisitor;
 51   
 import org.codehaus.groovy.classgen.AsmClassGenerator2;
 52   
 
 53   
 /**
 54   
  * A method call on an object or class
 55   
  * 
 56   
  * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
 57   
  * @version $Revision: 1.5 $
 58   
  */
 59   
 public class MethodCallExpression extends Expression {
 60   
 
 61   
     private Expression objectExpression;
 62   
     private String method;
 63   
     private Expression arguments;
 64   
     private boolean safe;
 65   
     private boolean implicitThis;
 66   
 
 67  0
     public MetaMethod getMetaMethod() {
 68  0
         return metaMethod;
 69   
     }
 70   
 
 71   
     private MetaMethod metaMethod = null;
 72   
 
 73  0
     public MethodCallExpression(Expression objectExpression, String method, Expression arguments) {
 74  0
         this.objectExpression = objectExpression;
 75  0
         this.method = method;
 76  0
         this.arguments = arguments;
 77   
     }
 78   
 
 79  0
     public void visit(GroovyCodeVisitor visitor) {
 80  0
         visitor.visitMethodCallExpression(this);
 81   
     }
 82   
 
 83  0
     public Expression transformExpression(ExpressionTransformer transformer) {
 84  0
         MethodCallExpression answer =
 85   
             new MethodCallExpression(transformer.transform(objectExpression), method, transformer.transform(arguments));
 86  0
         answer.setSafe(safe);
 87  0
         return answer;
 88   
     }
 89   
 
 90  0
     protected void resolveType(AsmClassGenerator2 resolver) {
 91  0
         this.objectExpression.resolve(resolver);
 92  0
         this.arguments.resolve(resolver);
 93  0
         resolver.resolve(this);
 94   
     }
 95   
 
 96  0
     public Expression getArguments() {
 97  0
         return arguments;
 98   
     }
 99   
 
 100  0
     public String getMethod() {
 101  0
         return method;
 102   
     }
 103   
 
 104  0
     public Expression getObjectExpression() {
 105  0
         return objectExpression;
 106   
     }
 107   
 
 108  0
     public String getText() {
 109  0
         return objectExpression.getText() + "." + method + arguments.getText();
 110   
     }
 111   
 
 112   
     /**
 113   
      * @return is this a safe method call, i.e. if true then if the source object is null
 114   
      * then this method call will return null rather than throwing a null pointer exception
 115   
      */
 116  0
     public boolean isSafe() {
 117  0
         return safe;
 118   
     }
 119   
 
 120  0
     public void setSafe(boolean safe) {
 121  0
         this.safe = safe;
 122   
     }
 123   
 
 124   
     /**
 125   
      * @return true if no object expression was specified otherwise if 
 126   
      * some expression was specified for the object on which to evaluate
 127   
      * the method then return false
 128   
      */
 129  0
     public boolean isImplicitThis() {
 130  0
         return implicitThis;
 131   
     }
 132   
 
 133  0
     public void setImplicitThis(boolean implicitThis) {
 134  0
         this.implicitThis = implicitThis;
 135   
     }
 136   
 
 137  0
     public String toString() {
 138  0
         return super.toString()
 139   
             + "[object: "
 140   
             + objectExpression
 141   
             + " method: "
 142   
             + method
 143   
             + " arguments: "
 144   
             + arguments
 145   
             + "]";
 146   
     }
 147   
 
 148  0
     public static boolean isSuperMethodCall(MethodCallExpression call) {
 149  0
         Expression expression = call.getObjectExpression();
 150  0
         if (expression instanceof VariableExpression) {
 151  0
             VariableExpression varExp = (VariableExpression) expression;
 152  0
             String variable = varExp.getVariable();
 153  0
             return variable.equals("super");
 154   
         }
 155  0
         return false;
 156   
     }
 157   
 
 158  0
     public void setMethod(MetaMethod mmeth) {
 159  0
         this.metaMethod = mmeth;
 160  0
         super.setTypeClass(mmeth.getReturnType());
 161   
     }
 162   
 }
 163