/*
* Copyright 2010 Ning, Inc.
*
* Ning 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 com.ning.http.client;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URI;
import java.nio.ByteBuffer;
/**
* A callback class used when an HTTP response body is received.
*/
public abstract class HttpResponseBodyPart extends HttpContent {
public HttpResponseBodyPart(URI uri, AsyncHttpProvider provider) {
super(uri, provider);
}
/**
* Return the response body's part bytes received.
*
* @return the response body's part bytes received.
*/
abstract public byte[] getBodyPartBytes();
/**
* Write the available bytes to the {@link java.io.OutputStream}
*
* @param outputStream
* @return The number of bytes written
* @throws IOException
*/
abstract public int writeTo(OutputStream outputStream) throws IOException;
/**
* Return a {@link ByteBuffer} that wraps the actual bytes read from the response's chunk. The {@link ByteBuffer}
* capacity is equal to the number of bytes available.
*
* @return {@link ByteBuffer}
*/
abstract public ByteBuffer getBodyByteBuffer();
/**
* Return true if this is the last part.
*
* @return true if this is the last part.
*/
abstract public boolean isLast();
/**
* Close the underlying connection once the processing has completed. Invoking that method means the
* underlying TCP connection will be closed as soon as the processing of the response is completed. That
* means the underlying connection will never get pooled.
*/
abstract public void markUnderlyingConnectionAsClosed();
/**
* Return true of the underlying connection will be closed once the response has been fully processed.
*
* @return true of the underlying connection will be closed once the response has been fully processed.
*/
abstract public boolean closeUnderlyingConnection();
}