// =================================================================================================
// Copyright 2011 Twitter, Inc.
// -------------------------------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this work except in compliance with the License.
// You may obtain a copy of the License in the LICENSE file, or 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.twitter.common.zookeeper;
import java.util.concurrent.TimeUnit;
/**
* DistributedLock
*
* @author Florian Leibert
*/
public interface DistributedLock {
void lock() throws LockingException;
boolean tryLock(long timeout, TimeUnit unit);
void unlock() throws LockingException;
public static class LockingException extends RuntimeException {
public LockingException(String msg, Exception e) {
super(msg, e);
}
public LockingException(String msg) {
super(msg);
}
}
}