edu.umd.cs.submitServer.servlets.HandleBuildServerLogMessage.java Source code

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Here is the source code for edu.umd.cs.submitServer.servlets.HandleBuildServerLogMessage.java

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/**
 * Marmoset: a student project snapshot, submission, testing and code review
 * system developed by the Univ. of Maryland, College Park
 * 
 * Developed as part of Jaime Spacco's Ph.D. thesis work, continuing effort led
 * by William Pugh. See http://marmoset.cs.umd.edu/
 * 
 * Copyright 2005 - 2011, Univ. of Maryland
 * 
 * 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.
 * 
 */

/*
 * Created on Feb 1, 2005
 */
package edu.umd.cs.submitServer.servlets;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.fileupload.FileItem;
import org.apache.log4j.Logger;
import org.apache.log4j.spi.LoggingEvent;

import edu.umd.cs.submitServer.MultipartRequest;

/**
 * @author jspacco
 *
 */
public class HandleBuildServerLogMessage extends SubmitServerServlet {
    /** The logger for messages from the buildserver. */
    private static final Logger buildServerLogger = Logger.getLogger(HandleBuildServerLogMessage.class);

    /**
     * The doPost method of the servlet. <br>
     *
     * This method is called when a form has its tag value method equals to
     * post.
     *
     * @param request
     *            the request send by the client to the server
     * @param response
     *            the response send by the server to the client
     * @throws ServletException
     *             if an error occurred
     * @throws IOException
     *             if an error occurred
     */
    @Override
    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        MultipartRequest multipartRequest = (MultipartRequest) request.getAttribute(MULTIPART_REQUEST);
        FileItem fileItem = null;
        LoggingEvent loggingEvent = null;
        ObjectInputStream in = null;
        try {
            fileItem = multipartRequest.getFileItem();
            byte[] data = fileItem.get();

            in = new ObjectInputStream(new ByteArrayInputStream(data));
            loggingEvent = (LoggingEvent) in.readObject();

            buildServerLogger.callAppenders(loggingEvent);
        } catch (ClassNotFoundException e) {
            throw new ServletException("Cannot find class: " + e.getMessage(), e);
        } finally {
            if (fileItem != null)
                fileItem.delete();
            if (in != null)
                in.close();
        }
    }

}