com.hazelcast.client.connection.nio.AuthenticationFuture Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2017, 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.connection.nio;
import com.hazelcast.nio.Connection;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
class AuthenticationFuture {
private final CountDownLatch countDownLatch = new CountDownLatch(1);
private ClientConnection connection;
private Throwable throwable;
void onSuccess(ClientConnection connection) {
this.connection = connection;
countDownLatch.countDown();
}
void onFailure(Throwable throwable) {
this.throwable = throwable;
countDownLatch.countDown();
}
Connection get(int timeout) throws Throwable {
if (!countDownLatch.await(timeout, TimeUnit.MILLISECONDS)) {
throw new TimeoutException("Authentication response did not come back in " + timeout + " millis");
}
if (connection != null) {
return connection;
}
assert throwable != null;
throw new ExecutionException(throwable);
}
}