/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search licenses this
* file to you 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.elasticsearch.transport;
import org.elasticsearch.ElasticSearchException;
import org.elasticsearch.ElasticSearchInterruptedException;
import org.elasticsearch.ElasticSearchTimeoutException;
import org.elasticsearch.common.io.stream.Streamable;
import org.elasticsearch.common.util.concurrent.AbstractFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/**
* @author kimchy (shay.banon)
*/
public class PlainTransportFuture<V extends Streamable> extends AbstractFuture<V> implements TransportFuture<V>, TransportResponseHandler<V> {
private final TransportResponseHandler<V> handler;
public PlainTransportFuture(TransportResponseHandler<V> handler) {
this.handler = handler;
}
@Override public V txGet() throws ElasticSearchException {
try {
return get();
} catch (InterruptedException e) {
throw new ElasticSearchInterruptedException(e.getMessage());
} catch (ExecutionException e) {
if (e.getCause() instanceof ElasticSearchException) {
throw (ElasticSearchException) e.getCause();
} else {
throw new TransportException("Failed execution", e);
}
}
}
@Override public V txGet(long timeout, TimeUnit unit) throws ElasticSearchException {
try {
return get(timeout, unit);
} catch (TimeoutException e) {
throw new ElasticSearchTimeoutException(e.getMessage());
} catch (InterruptedException e) {
throw new ElasticSearchInterruptedException(e.getMessage());
} catch (ExecutionException e) {
if (e.getCause() instanceof ElasticSearchException) {
throw (ElasticSearchException) e.getCause();
} else {
throw new TransportException("Failed execution", e);
}
}
}
@Override public V newInstance() {
return handler.newInstance();
}
@Override public String executor() {
return handler.executor();
}
@Override public void handleResponse(V response) {
handler.handleResponse(response);
set(response);
}
@Override public void handleException(TransportException exp) {
handler.handleException(exp);
setException(exp);
}
@Override public String toString() {
return "future(" + handler.toString() + ")";
}
}