/
StatusResponseHandler.java
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/
StatusResponseHandler.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.druid.java.util.http.client.response;
import org.jboss.netty.handler.codec.http.HttpChunk;
import org.jboss.netty.handler.codec.http.HttpResponse;
import java.nio.charset.StandardCharsets;
public class StatusResponseHandler implements HttpResponseHandler<StatusResponseHolder, StatusResponseHolder>
{
private static final StatusResponseHandler INSTANCE = new StatusResponseHandler();
private StatusResponseHandler()
{
}
public static StatusResponseHandler getInstance()
{
return INSTANCE;
}
@Override
public ClientResponse<StatusResponseHolder> handleResponse(HttpResponse response, TrafficCop trafficCop)
{
return ClientResponse.unfinished(
new StatusResponseHolder(
response.getStatus(),
new StringBuilder(response.getContent().toString(StandardCharsets.UTF_8))
)
);
}
@Override
public ClientResponse<StatusResponseHolder> handleChunk(
ClientResponse<StatusResponseHolder> response,
HttpChunk chunk,
long chunkNum
)
{
final StringBuilder builder = response.getObj().getBuilder();
if (builder == null) {
return ClientResponse.finished(null);
}
builder.append(chunk.getContent().toString(StandardCharsets.UTF_8));
return response;
}
@Override
public ClientResponse<StatusResponseHolder> done(ClientResponse<StatusResponseHolder> response)
{
return ClientResponse.finished(response.getObj());
}
@Override
public void exceptionCaught(ClientResponse<StatusResponseHolder> clientResponse, Throwable e)
{
// Its safe to Ignore as the ClientResponse returned in handleChunk were unfinished
}
}