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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 | |||||||||||||||
ListExpression.java | 0% | 0% | 0% | 0% |
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/*
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$Id: ListExpression.java,v 1.3 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.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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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 list expression [1, 2, 3] which creates a mutable List
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.3 $
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*/
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public class ListExpression extends Expression { |
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private List expressions;
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public ListExpression() {
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this(new ArrayList()); |
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} |
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public ListExpression(List expressions) {
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this.expressions = expressions;
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//
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} |
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public void addExpression(Expression expression) { |
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expressions.add(expression); |
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} |
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public List getExpressions() {
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return expressions;
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} |
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public void visit(GroovyCodeVisitor visitor) { |
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visitor.visitListExpression(this);
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} |
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public Expression transformExpression(ExpressionTransformer transformer) {
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return new ListExpression(transformExpressions(getExpressions(), transformer)); |
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} |
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protected void resolveType(AsmClassGenerator2 resolver) { |
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for (int i = 0; i < expressions.size(); i++) { |
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Expression expression = (Expression) expressions.get(i); |
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expression.resolve(resolver); |
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} |
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super.setTypeClass(List.class); |
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} |
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public Expression getExpression(int i) { |
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return (Expression) expressions.get(i);
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} |
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public String getText() {
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StringBuffer buffer = new StringBuffer("["); |
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boolean first = true; |
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for (Iterator iter = expressions.iterator(); iter.hasNext(); ) {
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if (first) {
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first = false;
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} |
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else {
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buffer.append(", ");
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} |
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buffer.append(((Expression)iter.next()).getText()); |
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} |
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buffer.append("]");
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return buffer.toString();
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} |
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public String toString() {
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return super.toString() + expressions; |
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} |
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/**
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* return the common element type of all the element
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* @return
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*/
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public Class getComponentTypeClass() {
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boolean first = true; |
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Class cls = null;
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for (Iterator iter = expressions.iterator(); iter.hasNext(); ) {
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Expression exp = (Expression) iter.next(); |
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if (cls == null) { |
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cls = exp.getTypeClass(); |
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} |
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else {
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if (cls != exp.getTypeClass()) {
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// a heterogenous list
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return null; |
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} |
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} |
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} |
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return cls;
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} |
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} |
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