com.google.gwt.dev.jjs.ast.JBreakStatement 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;
/**
* Java break statement.
*/
public class JBreakStatement extends JStatement {
private final JLabel label;
public JBreakStatement(SourceInfo info, JLabel label) {
super(info);
this.label = label;
}
public JLabel getLabel() {
return label;
}
@Override
public void traverse(JVisitor visitor, Context ctx) {
if (visitor.visit(this, ctx)) {
if (label != null) {
visitor.accept(label);
}
}
visitor.endVisit(this, ctx);
}
@Override
public boolean unconditionalControlBreak() {
// It's only an unconditional break if the label is null, because a label
// can label the break statement itself! We could handle this case.
return label == null;
}
}