com.hazelcast.client.proxy.ClientCountDownLatchProxy Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2015, Hazelcast, Inc. All Rights Reserved.
*
* 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.hazelcast.client.proxy;
import com.hazelcast.client.impl.client.ClientRequest;
import com.hazelcast.client.spi.ClientProxy;
import com.hazelcast.concurrent.countdownlatch.client.AwaitRequest;
import com.hazelcast.concurrent.countdownlatch.client.CountDownRequest;
import com.hazelcast.concurrent.countdownlatch.client.GetCountRequest;
import com.hazelcast.concurrent.countdownlatch.client.SetCountRequest;
import com.hazelcast.core.ICountDownLatch;
import com.hazelcast.nio.serialization.Data;
import java.util.concurrent.TimeUnit;
public class ClientCountDownLatchProxy extends ClientProxy implements ICountDownLatch {
private volatile Data key;
public ClientCountDownLatchProxy(String serviceName, String objectId) {
super(serviceName, objectId);
}
public boolean await(long timeout, TimeUnit unit) throws InterruptedException {
AwaitRequest request = new AwaitRequest(getName(), getTimeInMillis(timeout, unit));
Boolean result = invoke(request);
return result;
}
public void countDown() {
CountDownRequest request = new CountDownRequest(getName());
invoke(request);
}
public int getCount() {
GetCountRequest request = new GetCountRequest(getName());
Integer result = invoke(request);
return result;
}
public boolean trySetCount(int count) {
if (count < 0) {
throw new IllegalArgumentException("count can't be negative");
}
SetCountRequest request = new SetCountRequest(getName(), count);
Boolean result = invoke(request);
return result;
}
private Data getKey() {
if (key == null) {
key = toData(getName());
}
return key;
}
private long getTimeInMillis(final long time, final TimeUnit timeunit) {
return timeunit != null ? timeunit.toMillis(time) : time;
}
protected T invoke(ClientRequest req) {
return super.invoke(req, getKey());
}
@Override
public String toString() {
return "ICountDownLatch{" + "name='" + getName() + '\'' + '}';
}
}