nl.tue.gale.tools.servlets.ExportFile.java Source code

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Here is the source code for nl.tue.gale.tools.servlets.ExportFile.java

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/*
    
   This file is part of GALE (Generic Adaptation Language and Engine).
    
GALE is free software: you can redistribute it and/or modify it under the 
terms of the GNU Lesser General Public License as published by the Free 
Software Foundation, either version 3 of the License, or (at your option) 
any later version.
    
GALE is distributed in the hope that it will be useful, but WITHOUT ANY 
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for 
more details.
    
You should have received a copy of the GNU Lesser General Public License
along with GALE. If not, see <http://www.gnu.org/licenses/>.
    
 */
/**
 * ExportFile.java
 * Last modified: $Date$
 * In revision:   $Revision$
 * Modified by:   $Author$
 *
 * Copyright (c) 2008-2011 Eindhoven University of Technology.
 * All Rights Reserved.
 *
 * This software is proprietary information of the Eindhoven University
 * of Technology. It may be used according to the GNU LGPL license.
 */
package nl.tue.gale.tools.servlets;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.PrintWriter;

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

import nl.tue.gale.common.cache.CacheSession;
import nl.tue.gale.conversion.aha3.AHA3Format;
import nl.tue.gale.dm.DMCache;
import nl.tue.gale.dm.data.Concept;
import nl.tue.gale.tools.AHAStatic;

import org.springframework.context.ApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

public class ExportFile extends HttpServlet {
    private static final long serialVersionUID = -1688180204692184231L;

    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws IOException, ServletException {
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        String filename = request.getParameter("fileName");
        String author = request.getParameter("author");
        boolean created = false;
        try {
            String graphauthorfiles = (String) AHAStatic.AUTHORFILESPATH;
            String aharoot = (String) AHAStatic.config(getServletContext()).Get("AHAROOT");
            String fileUrl = aharoot + graphauthorfiles.substring(1) + author + "/" + filename + ".aha";
            created = copyToConfig(fileUrl, filename);
        } catch (Exception e) {
            e.printStackTrace();
        }
        out.println(created);
    }

    private boolean copyToConfig(String file, String app) {
        try {
            ApplicationContext applicationContext = WebApplicationContextUtils
                    .getRequiredWebApplicationContext(getServletContext());
            DMCache cache = (DMCache) applicationContext.getBean("dmCache");
            CacheSession<Concept> session = cache.openSession();
            for (Concept c : AHA3Format.convertStream(new FileInputStream(new File(file))))
                session.put(c.getUri(), c);
            session.commit();
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
        return true;
    }
}