com.google.gwt.dev.jjs.ast.JForStatement Maven / Gradle / Ivy
/*
* Copyright 2007 Google Inc.
*
* 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 com.google.gwt.dev.jjs.ast;
import com.google.gwt.dev.jjs.SourceInfo;
import com.google.gwt.thirdparty.guava.common.collect.Lists;
import java.util.List;
/**
* AST node representing a Java {@code for} statement.
*/
public class JForStatement extends JStatement {
private JStatement body;
private List initializers;
private JExpression condition;
private JExpression increments;
/**
* Creates an AST node that represents a Java for statement. {@code condition} and
* {@code increments} can be null to denote an empty component.
*/
public JForStatement(SourceInfo info, List initializers, JExpression condition,
JExpression increments, JStatement body) {
super(info);
this.initializers = Lists.newArrayList(initializers);
this.condition = condition;
this.increments = increments;
this.body = body;
}
/**
* Returns the {@code for} statement body.
*/
public JStatement getBody() {
return body;
}
/**
* Returns the increments (3rd component) expression.
*/
public JExpression getIncrements() {
return increments;
}
/**
* Returns the initializer (1st component) statements.
*/
public List getInitializers() {
return initializers;
}
/**
* Returns the condition (2nd component) expression.
*/
public JExpression getCondition() {
return condition;
}
@Override
public void traverse(JVisitor visitor, Context ctx) {
if (visitor.visit(this, ctx)) {
initializers = visitor.acceptWithInsertRemoveImmutable(initializers);
if (condition != null) {
condition = visitor.accept(condition);
}
if (increments != null) {
increments = visitor.accept(increments);
}
if (body != null) {
body = visitor.accept(body, true);
}
}
visitor.endVisit(this, ctx);
}
}