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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 | |||||||||||||||
GStringExpression.java | 0% | 0% | 0% | 0% |
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/*
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$Id: GStringExpression.java,v 1.9 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 groovy.lang.GString;
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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 String expression which contains embedded values inside
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* it such as "hello there ${user} how are you" which is expanded lazily
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.9 $
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*/
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public class GStringExpression extends Expression { |
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private String verbatimText;
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private List strings = new ArrayList(); |
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private List values = new ArrayList(); |
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public GStringExpression(String verbatimText) {
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this.verbatimText = verbatimText;
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super.setTypeClass(GString.class); |
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} |
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public GStringExpression(String verbatimText, List strings, List values) {
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this.verbatimText = verbatimText;
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this.strings = strings;
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this.values = values;
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super.setTypeClass(GString.class); |
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} |
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public void visit(GroovyCodeVisitor visitor) { |
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visitor.visitGStringExpression(this);
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} |
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public Expression transformExpression(ExpressionTransformer transformer) {
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return new GStringExpression( |
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verbatimText, |
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transformExpressions(strings, transformer), |
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transformExpressions(values, transformer)); |
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} |
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protected void resolveType(AsmClassGenerator2 resolver) { |
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//
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} |
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public String toString() {
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return super.toString() + "[strings: " + strings + " values: " + values + "]"; |
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} |
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public List getStrings() {
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return strings;
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} |
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public List getValues() {
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return values;
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} |
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public void addString(ConstantExpression text) { |
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if (text == null) { |
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throw new NullPointerException("Cannot add a null text expression"); |
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} |
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strings.add(text); |
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} |
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public void addValue(Expression value) { |
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// If the first thing is an value, then we need a dummy empty string in front of it so that when we
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// toString it they come out in the correct order.
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if (strings.size() == 0)
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strings.add(ConstantExpression.EMPTY_STRING); |
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values.add(value); |
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} |
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public Expression getValue(int idx) { |
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return (Expression) values.get(idx);
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} |
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public boolean isConstantString() { |
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return values.isEmpty();
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} |
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public Expression asConstantString() {
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StringBuffer buffer = new StringBuffer();
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for (Iterator iter = strings.iterator(); iter.hasNext();) {
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ConstantExpression expression = (ConstantExpression) iter.next(); |
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Object value = expression.getValue(); |
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if (value != null) { |
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buffer.append(value); |
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} |
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} |
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return new ConstantExpression(buffer.toString()); |
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} |
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} |
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