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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
PropertyExpression.java | 0% | 0% | 0% | 0% |
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/*
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$Id: PropertyExpression.java,v 1.4 2004/07/10 03:31:37 bran Exp $
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Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
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Redistribution and use of this software and associated documentation
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("Software"), with or without modification, are permitted provided
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that the following conditions are met:
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1. Redistributions of source code must retain copyright
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statements and notices. Redistributions must also contain a
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copy of this document.
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2. Redistributions in binary form must reproduce the
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above copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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3. The name "groovy" must not be used to endorse or promote
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products derived from this Software without prior written
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permission of The Codehaus. For written permission,
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please contact info@codehaus.org.
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4. Products derived from this Software may not be called "groovy"
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nor may "groovy" appear in their names without prior written
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permission of The Codehaus. "groovy" is a registered
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trademark of The Codehaus.
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5. Due credit should be given to The Codehaus -
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http://groovy.codehaus.org/
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THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
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NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.codehaus.groovy.ast.expr;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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import org.codehaus.groovy.ast.GroovyCodeVisitor;
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import org.codehaus.groovy.classgen.AsmClassGenerator2;
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/**
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* Represents a property access such as the expression "foo.bar".
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.4 $
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*/
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public class PropertyExpression extends Expression { |
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private Expression objectExpression;
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private String property;
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private boolean safe; |
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private boolean isStatic = false; |
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private Method getter = null; |
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private Method setter = null; |
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private Field field = null; |
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private int access = -1; |
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public boolean isStatic() { |
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return isStatic;
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} |
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public PropertyExpression(Expression objectExpression, String property) {
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this(objectExpression, property, false); |
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} |
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public PropertyExpression(Expression objectExpression, String property, boolean safe) { |
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this.objectExpression = objectExpression;
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this.property = property;
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this.safe = safe;
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} |
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public void visit(GroovyCodeVisitor visitor) { |
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visitor.visitPropertyExpression(this);
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} |
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public boolean isDynamic() { |
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return true; |
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} |
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public Expression transformExpression(ExpressionTransformer transformer) {
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return this; |
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} |
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protected void resolveType(AsmClassGenerator2 resolver) { |
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objectExpression.resolve(resolver); |
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resolver.resolve(this);
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} |
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public Expression getObjectExpression() {
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return objectExpression;
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} |
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public String getProperty() {
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return property;
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} |
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public String getText() {
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return objectExpression.getText() + "." + property; |
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} |
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/**
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* @return is this a safe navigation, i.e. if true then if the source object is null
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* then this navigation will return null
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*/
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public boolean isSafe() { |
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return safe;
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} |
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public String toString() {
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return super.toString() + "[object: " + objectExpression + " property: " + property + "]"; |
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} |
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public void setStatic(boolean aStatic) { |
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this.isStatic = aStatic;
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} |
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public void setGetter(Method meth) { |
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Class returntype = meth.getReturnType(); |
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Class oldType = getTypeClass(); |
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if (oldType != null && oldType != Object.class && oldType != returntype) { |
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// something is wrong
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// in this rare case the getter is discarded. Field access takes over
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// String msg = "PropertyExpression.setSetter(): type mismatch: was " + getTypeClass() +
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// ". now " + returntype;
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// System.err.println(msg);
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// setResolveFailed(true);
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// setFailure(msg);
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} |
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else {
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getter = meth; |
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setTypeClass(returntype); |
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setTypeResolved(true);
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} |
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} |
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public Method getGetter() {
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return getter;
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} |
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public void setSetter(Method method) { |
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Class paramType = method.getParameterTypes()[0]; |
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Class wasType = getTypeClass(); |
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if (wasType != null && wasType != Object.class && wasType != paramType) { |
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// // something is wrong
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// in this rare case the getter is discarded. Field access takes over
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// String msg = "PropertyExpression.setSetter(): type mismatch: was " + getTypeClass() +
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// ". now " + paramType;
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// System.err.println(msg);
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// setResolveFailed(true);
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// setFailure(msg);
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} |
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else {
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setter = method; |
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setTypeClass(paramType); |
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setTypeResolved(true);
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} |
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} |
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public Method getSetter() {
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return setter;
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} |
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public void setField(Field fld) { |
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field = fld; |
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setStatic(Modifier.isStatic(fld.getModifiers())); |
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setTypeClass(fld.getType()); |
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} |
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public Field getField() {
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return field;
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} |
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public void setAccess(int access) { |
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this.access = access;
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} |
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public int getAccess() { |
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return access;
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} |
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} |
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