| /** |
| * 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.maven.mercury.spi.http.client; |
| |
| import java.util.Map; |
| |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.mortbay.io.Buffer; |
| import org.mortbay.jetty.client.HttpClient; |
| import org.mortbay.jetty.client.HttpExchange; |
| |
| /** |
| * HandshakeExchange |
| * <p/> |
| * Asychronous http message sending. Used to generate a commit or discard |
| * message to the remote server after the mercury upload is finished. |
| */ |
| public abstract class HandshakeExchange extends HttpExchange |
| { |
| private HttpClient _httpClient; |
| private String _method; |
| private String _url; |
| private Map<String, String> _headers; |
| private int _status; |
| |
| public abstract void onHandshakeComplete( String url ); |
| |
| public abstract void onHandshakeError( String url, Exception e ); |
| |
| /** |
| * @param httpClient |
| * @param method |
| * @param url |
| * @param headers |
| */ |
| public HandshakeExchange( HttpClient httpClient, String method, String url, Map<String, String> headers ) |
| { |
| _httpClient = httpClient; |
| _method = method; |
| _url = url; |
| _headers = headers; |
| } |
| |
| public void send() |
| { |
| try |
| { |
| setMethod( _method ); |
| setURL( _url ); |
| if ( _headers != null ) |
| { |
| for ( Map.Entry<String, String> e : _headers.entrySet() ) |
| { |
| setRequestHeader( e.getKey(), e.getValue() ); |
| } |
| } |
| _httpClient.send( this ); |
| } |
| catch ( Exception e ) |
| { |
| onHandshakeError( _url, new Exception( null, e ) ); |
| } |
| } |
| |
| |
| protected void onResponseStatus( Buffer version, int status, Buffer reason ) |
| { |
| _status = status; |
| } |
| |
| protected void onException( Throwable ex ) |
| { |
| onHandshakeError( _url, new Exception( ex ) ); |
| } |
| |
| protected void onExpire() |
| { |
| onHandshakeError( _url, new Exception( "Timeout occurred" ) ); |
| } |
| |
| protected void onResponseComplete() |
| { |
| if ( _status != HttpServletResponse.SC_OK ) |
| { |
| onHandshakeError( _url, new Exception( "Http Error Code:" + _status ) ); |
| } |
| else |
| { |
| onHandshakeComplete( _url ); |
| } |
| } |
| |
| } |