/*
* Copyright (c) 2011 PonySDK
* Owners:
* Luciano Broussal <luciano.broussal AT gmail.com>
* Mathieu Barbier <mathieu.barbier AT gmail.com>
* Nicolas Ciaravola <nicolas.ciaravola.pro AT gmail.com>
*
* WebSite:
* http://code.google.com/p/pony-sdk/
*
* 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 com.ponysdk.core.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.ponysdk.core.Application;
import com.ponysdk.core.UIContext;
import com.ponysdk.core.event.StreamHandler;
import com.ponysdk.ui.terminal.Dictionnary.PROPERTY;
/**
* The server side implementation of the RPC service.
*/
public class StreamServiceServlet extends HttpServlet {
private static final long serialVersionUID = 5368766616550622126L;
private static final Logger log = LoggerFactory.getLogger(StreamServiceServlet.class);
@Override
protected void doGet(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
streamRequest(req, resp);
}
@Override
protected void doPost(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
streamRequest(req, resp);
}
private void streamRequest(final HttpServletRequest req, final HttpServletResponse resp) {
try {
final Application ponyApplicationSession = (Application) req.getSession().getAttribute(Application.class.getCanonicalName());
final Long ponySessionID = Long.parseLong(req.getParameter("ponySessionID"));
final UIContext ponySession = ponyApplicationSession.getUIContext(ponySessionID);
final StreamHandler streamHandler = ponySession.removeStreamListener(Long.parseLong(req.getParameter(PROPERTY.STREAM_REQUEST_ID)));
streamHandler.onStream(req, resp);
} catch (final Exception e) {
log.error("Cannot stream request", e);
try {
resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
} catch (final IOException e1) {
log.error("Request failure", e1);
}
}
}
}