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Groovy: A powerful, dynamic language for the JVM
/*
* Copyright 2003-2009 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.codehaus.groovy.transform.sc;
import org.codehaus.groovy.ast.GroovyCodeVisitor;
import org.codehaus.groovy.ast.expr.Expression;
import org.codehaus.groovy.ast.expr.ExpressionTransformer;
import java.util.LinkedList;
import java.util.List;
/**
* This class is used internally by the compiler to transform expressions
* like multiple assignments into a list of assignments.
*
* @author Cedric Champeau
*/
public class ListOfExpressionsExpression extends Expression {
private final List expressions;
public ListOfExpressionsExpression() {
expressions = new LinkedList();
}
public ListOfExpressionsExpression(final List expressions) {
this.expressions = expressions;
}
@Override
public Expression transformExpression(final ExpressionTransformer transformer) {
return new ListOfExpressionsExpression(transformExpressions(expressions,transformer));
}
@Override
public void visit(final GroovyCodeVisitor visitor) {
for (Expression expression : expressions) {
expression.visit(visitor);
}
}
public void addExpression(Expression expression) {
expressions.add(expression);
}
}