/*
* Copyright 2010-2013 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.springframework.cloud.stream.modules.test.gemfire.support;
import java.util.concurrent.TimeUnit;
/**
* The ThreadUtils class is a utility class for working with Java Threads.
* @author John Blum
* @see java.lang.Thread
* @since 1.5.0
*/
public abstract class ThreadUtils {
public static boolean sleep(final long milliseconds) {
try {
Thread.sleep(milliseconds);
return true;
}
catch (InterruptedException ignore) {
return false;
}
}
public static void timedWait(final long milliseconds) {
timedWait(milliseconds, milliseconds);
}
public static void timedWait(final long milliseconds, final long interval) {
timedWait(milliseconds, interval, new WaitCondition() {
@Override
public boolean waiting() {
return true;
}
});
}
public static void timedWait(final long milliseconds, long interval, final WaitCondition waitCondition) {
final long timeout = (System.currentTimeMillis() + milliseconds);
interval = Math.min(interval, milliseconds);
while (waitCondition.waiting() && (System.currentTimeMillis() < timeout)) {
try {
synchronized (waitCondition) {
TimeUnit.MILLISECONDS.timedWait(waitCondition, interval);
}
}
catch (InterruptedException ignore) {
}
}
}
public static interface WaitCondition {
boolean waiting();
}
}