blob: 6e75e661145b5fe694e3c191b55b34c7db4920a2 [file] [log] [blame]
/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.debugger.impl;
/**
* @author lex
*/
public abstract class DebuggerTaskImpl implements DebuggerTask {
private int myHolds = 0;
public synchronized final void release() {
if (myHolds > 0) {
if (--myHolds == 0) {
notifyAll();
}
}
}
public synchronized final void hold() {
myHolds++;
}
public synchronized final void waitFor() {
while (myHolds > 0) {
try {
wait();
}
catch (InterruptedException ignored) {
}
}
}
}