001/* 002 * The contents of this file are subject to the terms of the Common Development and 003 * Distribution License (the License). You may not use this file except in compliance with the 004 * License. 005 * 006 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the 007 * specific language governing permission and limitations under the License. 008 * 009 * When distributing Covered Software, include this CDDL Header Notice in each file and include 010 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL 011 * Header, with the fields enclosed by brackets [] replaced by your own identifying 012 * information: "Portions Copyright [year] [name of copyright owner]". 013 * 014 * Copyright 2009 Sun Microsystems Inc. 015 * Portions Copyright 2010–2011 ApexIdentity Inc. 016 * Portions Copyright 2011-2014 ForgeRock AS. 017 */ 018 019package org.forgerock.openig.handler; 020 021import static org.forgerock.openig.http.HttpClient.*; 022 023import java.io.IOException; 024 025import org.forgerock.openig.heap.GenericHeaplet; 026import org.forgerock.openig.heap.HeapException; 027import org.forgerock.openig.http.Exchange; 028import org.forgerock.openig.http.HttpClient; 029 030/** 031 * Submits exchange requests to remote servers. In this implementation, requests are dispatched through the {@link 032 * HttpClient} this handler is configured to use (defaults to system's HttpClient provided under the {@literal 033 * HttpClient} name). 034 * <p> 035 * <pre> 036 * { 037 * "name": "Client", 038 * "type": "ClientHandler", 039 * "config": { 040 * "httpClient": "MyHttpClient" 041 * } 042 * } 043 * </pre> 044 */ 045public class ClientHandler extends GenericHandler { 046 047 /** The HTTP client to transmit requests through. */ 048 private final HttpClient client; 049 050 /** 051 * Creates a new client handler. 052 * 053 * @param client The HTTP client implementation. 054 */ 055 public ClientHandler(HttpClient client) { 056 this.client = client; 057 } 058 059 @Override 060 public void handle(Exchange exchange) throws HandlerException, IOException { 061 client.execute(exchange); 062 } 063 064 /** Creates and initializes a client handler in a heap environment. */ 065 public static class Heaplet extends GenericHeaplet { 066 @Override 067 public Object create() throws HeapException { 068 HttpClient httpClient = heap.resolve( 069 config.get("httpClient").defaultTo(HTTP_CLIENT_HEAP_KEY), 070 HttpClient.class); 071 return new ClientHandler(httpClient); 072 } 073 } 074}