content: /*
   *  Copyright (C) 2010-2012 Stichting Akvo (Akvo Foundation)
   *
   *  This file is part of Akvo FLOW.
   *
   *  Akvo FLOW is free software: you can redistribute it and modify it under the terms of
   *  the GNU Affero General Public License (AGPL) as published by the Free Software Foundation,
   *  either version 3 of the License or any later version.
   *
   *  Akvo FLOW 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 Affero General Public License included below for more details.
   *
   *  The full license text can also be seen at <http://www.gnu.org/licenses/agpl.html>.
   */
  
  package org.waterforpeople.mapping.app.web;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.logging.Logger;
  
  import javax.servlet.http.HttpServletRequest;
  
  import org.json.JSONObject;
  import org.waterforpeople.mapping.app.gwt.client.devicefiles.DeviceFilesDto;
  import org.waterforpeople.mapping.app.util.DtoMarshaller;
  import org.waterforpeople.mapping.app.web.dto.DeviceFileFindRestResponse;
  import org.waterforpeople.mapping.app.web.dto.DeviceFileRestRequest;
  import org.waterforpeople.mapping.app.web.dto.DeviceFileRestResponse;
  import org.waterforpeople.mapping.dao.DeviceFilesDao;
  import org.waterforpeople.mapping.domain.Status.StatusCode;
  
  import com.gallatinsystems.device.domain.DeviceFiles;
  import com.gallatinsystems.framework.dao.BaseDAO;
  import com.gallatinsystems.framework.rest.AbstractRestApiServlet;
  import com.gallatinsystems.framework.rest.RestRequest;
  import com.gallatinsystems.framework.rest.RestResponse;
  
  public class DeviceFileRestServlet extends AbstractRestApiServlet {
      @SuppressWarnings("unused")
      private static final Logger log = Logger
              .getLogger(DeviceFileRestServlet.class.getName());
      DeviceFilesDao dfDao = null;
  
      public DeviceFileRestServlet() {
          super();
          setMode(JSON_MODE);
          dfDao = new DeviceFilesDao();
      }
  
      /**
  	 * 
  	 */
      private static final long serialVersionUID = -3626408824020380901L;
  
      @Override
      protected RestRequest convertRequest() throws Exception {
          HttpServletRequest req = getRequest();
          RestRequest restRequest = new DeviceFileRestRequest();
          restRequest.populateFromHttpRequest(req);
          return restRequest;
      }
  
      @Override
      protected RestResponse handleRequest(RestRequest req) throws Exception {
  
          DeviceFileRestRequest importReq = (DeviceFileRestRequest) req;
          if (DeviceFileRestRequest.LIST_DEVICE_FILES_ACTION.equals(importReq
                  .getAction())) {
              List<DeviceFilesDto> dtoList = new ArrayList<DeviceFilesDto>();
              String cursor = importReq.getCursor();
              List<DeviceFiles> dfList = dfDao.listDeviceFilesByStatus(
                      StatusCode.valueOf(importReq.getProcessedStatus()), cursor);
              for (DeviceFiles instance : dfList) {
                  DeviceFilesDto dto = new DeviceFilesDto();
                  DtoMarshaller.copyToDto(instance, dto);
                  dtoList.add(dto);
              }
              DeviceFileRestResponse response = new DeviceFileRestResponse();
              cursor = BaseDAO.getCursor(dfList);
              response.setDtoList(dtoList);
              response.setCursor(cursor);
              return response;
          } else if (DeviceFileRestRequest.FIND_DEVICE_FILE_ACTION
                  .equals(importReq.getAction())) {
              String deviceFileFullPath = importReq.getDeviceFullPath().trim();
              Boolean foundFlag = false;
              if (deviceFileFullPath != null && !deviceFileFullPath.equals("")) {
                  DeviceFiles df = dfDao.findByUri(deviceFileFullPath);
                  DeviceFileFindRestResponse response = new DeviceFileFindRestResponse();
                  DeviceFilesDto dto = null;
                  if (df != null) {
                      dto = new DeviceFilesDto();
                      DtoMarshaller.copyToDto(df, dto);
                      foundFlag = true;
                  }
                  response.setFoundFlag(foundFlag);
                  response.setDeviceFile(dto);
                  return response;
              }
          }
          return null;
      }
  
      @Override
      protected void writeOkResponse(RestResponse resp) throws Exception {
          getResponse().setStatus(200);
          getResponse().getWriter().println(new JSONObject(resp).toString());
      }
  
  }
  