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The Async Http Client (AHC) classes.
/*
* Copyright (c) 2010-2012 Sonatype, Inc. All rights reserved.
*
* This program is licensed to you under the Apache License Version 2.0,
* and you may not use this file except in compliance with the Apache License Version 2.0.
* You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the Apache License Version 2.0 is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Apache License Version 2.0 for the specific language governing permissions and limitations there under.
*/
package org.asynchttpclient.handler;
import io.netty.handler.codec.http.HttpHeaders;
/**
* A simple interface an application can implements in order to received byte transfer information.
*/
public interface TransferListener {
/**
* Invoked when the request bytes are starting to get send.
*
* @param headers the headers
*/
void onRequestHeadersSent(HttpHeaders headers);
/**
* Invoked when the response bytes are starting to get received.
*
* @param headers the headers
*/
void onResponseHeadersReceived(HttpHeaders headers);
/**
* Invoked every time response's chunk are received.
*
* @param bytes a {@link byte[]}
*/
void onBytesReceived(byte[] bytes);
/**
* Invoked every time request's chunk are sent.
*
* @param amount The amount of bytes to transfer
* @param current The amount of bytes transferred
* @param total The total number of bytes transferred
*/
void onBytesSent(long amount, long current, long total);
/**
* Invoked when the response bytes are been fully received.
*/
void onRequestResponseCompleted();
/**
* Invoked when there is an unexpected issue.
*
* @param t a {@link Throwable}
*/
void onThrowable(Throwable t);
}