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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.tuscany.binding.jsonrpc.handler;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.tuscany.core.context.EntryPointContext;
import com.metaparadigm.jsonrpc.JSONRPCBridge;
import com.metaparadigm.jsonrpc.JSONRPCServlet;
/**
*
*
*/
public class JSONRPCEntryPointServlet extends JSONRPCServlet {
private static final long serialVersionUID = 1L;
private transient List<EntryPointContext> entryPoints;
public JSONRPCEntryPointServlet() {
entryPoints = new ArrayList<EntryPointContext>();
}
/*
* (non-Javadoc)
*
* @see com.metaparadigm.jsonrpc.JSONRPCServlet#service(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
*/
@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws IOException, ClassCastException {
/*
* Create a new bridge for every request to aviod all the problems with JSON-RPC-Java storing the bridge in the session
*/
HttpSession session = request.getSession();
try {
JSONRPCBridge jsonrpcBridge = new JSONRPCBridge();
for (EntryPointContext epc : entryPoints) {
jsonrpcBridge.registerObject(epc.getName(), epc.getInstance(null));
}
session.setAttribute("JSONRPCBridge", jsonrpcBridge);
super.service(request, response);
} finally {
session.removeAttribute("JSONRPCBridge");
}
}
public void addEntryPoint(EntryPointContext epc) {
entryPoints.add(epc);
}
}
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