/*
    * Copyright 2011 The Kuali Foundation.
    * 
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    * 
   * 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.kuali.ole.web;
  
  import org.kuali.ole.RepositoryBrowser;
  
  import javax.servlet.RequestDispatcher;
  import javax.servlet.ServletException;
  import javax.servlet.http.HttpServlet;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Created by IntelliJ IDEA.
   * User: peris
   * Date: 5/23/11
   * Time: 1:37 PM
   * To change this template use File | Settings | File Templates.
   */
  public class GetUUIDServlet extends HttpServlet {
      private static final String RESULTS_JSP =
              "/getUUIDResults.jsp";
      private RepositoryBrowser repositoryBrowser;
  
      @Override
      protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
          List<String> uuidsList = new ArrayList<String>();
          String category = req.getParameter("category");
          String type = req.getParameter("type");
          String format = req.getParameter("format");
          String numUUIDs = req.getParameter("numUUIDs");
          try {
              if (null != category && null != format && null != numUUIDs) {
                  uuidsList = getRepositoryBrowser().getUUIDs(category.toLowerCase(), type.toLowerCase(), format.toLowerCase(), new Integer(numUUIDs));
              }
          } catch (Exception e) {
              uuidsList.add(e.getMessage());
          }
          RequestDispatcher rd = getServletContext().getRequestDispatcher(RESULTS_JSP);
          req.setAttribute("result", uuidsList);
          rd.forward(req, resp);
      }
  
  
      public RepositoryBrowser getRepositoryBrowser() {
          if (null == repositoryBrowser) {
              repositoryBrowser = new RepositoryBrowser();
          }
          return repositoryBrowser;
      }
  }