/*
* Copyright (c) 2008-2013, 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.txn.proxy;
import com.hazelcast.client.txn.TransactionContextProxy;
import com.hazelcast.core.TransactionalQueue;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.queue.QueueService;
import com.hazelcast.queue.client.TxnOfferRequest;
import com.hazelcast.queue.client.TxnPeekRequest;
import com.hazelcast.queue.client.TxnPollRequest;
import com.hazelcast.queue.client.TxnSizeRequest;
import java.util.concurrent.TimeUnit;
/**
* @author ali 6/7/13
*/
public class ClientTxnQueueProxy<E> extends ClientTxnProxy implements TransactionalQueue<E> {
public ClientTxnQueueProxy(String name, TransactionContextProxy proxy) {
super(name, proxy);
}
public boolean offer(E e) {
try {
return offer(e, 0, TimeUnit.MILLISECONDS);
} catch (InterruptedException e1) {
return false;
}
}
public boolean offer(E e, long timeout, TimeUnit unit) throws InterruptedException {
final Data data = toData(e);
TxnOfferRequest request = new TxnOfferRequest(getName(), unit.toMillis(timeout), data);
Boolean result = invoke(request);
return result;
}
@Override
public E take() throws InterruptedException {
return poll(-1, TimeUnit.MILLISECONDS);
}
public E poll() {
try {
return poll(0, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
return null;
}
}
public E poll(long timeout, TimeUnit unit) throws InterruptedException {
TxnPollRequest request = new TxnPollRequest(getName(), unit.toMillis(timeout));
return invoke(request);
}
@Override
public E peek() {
try {
return peek(0, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
return null;
}
}
@Override
public E peek(long timeout, TimeUnit unit) throws InterruptedException {
TxnPeekRequest request = new TxnPeekRequest(getName(), unit.toMillis(timeout));
return invoke(request);
}
public int size() {
TxnSizeRequest request = new TxnSizeRequest(getName());
Integer result = invoke(request);
return result;
}
public String getName() {
return (String) getId();
}
@Override
public String getServiceName() {
return QueueService.SERVICE_NAME;
}
void onDestroy() {
}
}