| package org.apache.turbine.services.jsonrpc; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.CharArrayWriter; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpSession; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.turbine.services.TurbineBaseService; |
| |
| import com.metaparadigm.jsonrpc.JSONRPCBridge; |
| |
| /** |
| * This is a service that will respond to JSON-RPC calls. |
| * |
| * @author <a href="mailto:seade@backstagetech.com.au">Scott Eade</a> |
| * @version $Id$ |
| */ |
| public class TurbineJsonRpcService |
| extends TurbineBaseService |
| implements JsonRpcService |
| { |
| /** Log. */ |
| private static Log log = LogFactory.getLog(TurbineJsonRpcService.class); |
| |
| /** The key used to store the bridge in the session. */ |
| public static final String JSON_BRIDGE_KEY = "JSONRPCBridge"; |
| /** |
| * The debug option for the bridge can be enabled by enabling debug level |
| * logging for this class. |
| */ |
| private static final boolean DEBUG = log.isDebugEnabled(); |
| |
| public Object processCall(CharArrayWriter cdata, |
| JSONRPCBridge json_bridge, HttpServletRequest request) |
| { |
| return JSONProcessor.processCall(cdata, json_bridge, request); |
| } |
| |
| public void registerObjectGlobal(String key, Object value) |
| { |
| JSONRPCBridge.getGlobalBridge().setDebug(DEBUG); |
| JSONRPCBridge.getGlobalBridge().registerObject(key, value); |
| } |
| |
| public void registerObject(HttpSession session, String key, Object value) |
| { |
| JSONRPCBridge json_bridge = getBridge(session); |
| json_bridge.setDebug(DEBUG); |
| json_bridge.registerObject(key, value); |
| } |
| |
| public JSONRPCBridge getBridge(HttpSession session) |
| { |
| JSONRPCBridge json_bridge = (JSONRPCBridge) session.getAttribute(JSON_BRIDGE_KEY); |
| if (json_bridge == null) |
| { |
| json_bridge = new JSONRPCBridge(); |
| session.setAttribute(JSON_BRIDGE_KEY, json_bridge); |
| } |
| return json_bridge; |
| } |
| |
| public void clearBridge(HttpSession session) |
| { |
| session.removeAttribute(JSON_BRIDGE_KEY); |
| } |
| |
| // The following is modeled on XmlRpcSercice. |
| // /** |
| // * Initialize the JsonRpcService. |
| // * |
| // * @throws InitializationException Something went wrong in the init stage. |
| // */ |
| // public void init() throws InitializationException |
| // { |
| // //Configuration conf = getConfiguration(); |
| // setInit(true); |
| // } |
| // |
| // /** |
| // * Shuts down this service, stopping running threads. |
| // */ |
| // public void shutdown() |
| // { |
| // setInit(false); |
| // } |
| |
| } |