SensorGroupServerResource.java

/**
 * SensorGroupServerResource.java This file is part of WattDepot.
 *
 * Copyright (C) 2013  Cam Moore
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.wattdepot.server.http.api;

import java.util.logging.Level;

import org.restlet.data.Status;
import org.restlet.resource.ResourceException;
import org.wattdepot.common.domainmodel.Labels;
import org.wattdepot.common.domainmodel.SensorGroup;
import org.wattdepot.common.exception.IdNotFoundException;
import org.wattdepot.common.exception.MisMatchedOwnerException;
import org.wattdepot.common.http.api.SensorGroupResource;

/**
 * SensorGroupServerResource - Handles the SensorGroup HTTP API
 * ("/wattdepot/{org-id}/sensor-group/{sensor-group_id}").
 * 
 * @author Cam Moore
 * 
 */
public class SensorGroupServerResource extends WattDepotServerResource implements
    SensorGroupResource {

  /** The sensorgroup_id from the request. */
  private String sensorGroupId;

  /*
   * (non-Javadoc)
   * 
   * @see org.restlet.resource.Resource#doInit()
   */
  @Override
  protected void doInit() throws ResourceException {
    super.doInit();
    this.sensorGroupId = getAttribute(Labels.SENSOR_GROUP_ID);
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.wattdepot.restlet.SensorGroupResource#retrieve()
   */
  @Override
  public SensorGroup retrieve() {
    getLogger().log(Level.INFO,
        "GET /wattdepot/{" + orgId + "}/sensor-group/{" + sensorGroupId + "}");
    if (isInRole(orgId)) {
      SensorGroup group = null;
      try {
        group = depot.getSensorGroup(sensorGroupId, orgId, true);
      }
      catch (IdNotFoundException e) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, e.getMessage());
      }
      if (group == null) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, "SensorGroup " + sensorGroupId
            + " is not defined.");

      }
      return group;
    }
    else {
      setStatus(Status.CLIENT_ERROR_BAD_REQUEST, "Bad credentials.");
      return null;
    }
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.wattdepot.restlet.SensorGroupResource#store(org.wattdepot
   * .datamodel.SensorGroup)
   */
  @Override
  public void update(SensorGroup sensorgroup) {
    getLogger()
        .log(Level.INFO, "POST /wattdepot/{" + orgId + "}/sensor-group/ with " + sensorgroup);
    if (isInRole(orgId)) {
      try {
        depot.getOrganization(orgId, true);
      }
      catch (IdNotFoundException e) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, orgId + " does not exist.");
      }
      try {
        if (depot.getSensorGroupIds(orgId, true).contains(sensorgroup.getId())) {
          depot.updateSensorGroup(sensorgroup);
        }
        else {
          setStatus(Status.CLIENT_ERROR_BAD_REQUEST, "Can't update undefined SensorGroup "
              + sensorgroup.getName());
        }
      }
      catch (IdNotFoundException e) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, orgId + " does not exist.");
      }
    }
    else {
      setStatus(Status.CLIENT_ERROR_BAD_REQUEST, "Bad credentials.");
    }
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.wattdepot.restlet.SensorGroupResource#remove()
   */
  @Override
  public void remove() {
    getLogger().log(Level.INFO,
        "DEL /wattdepot/{" + orgId + "}/sensor-group/{" + sensorGroupId + "}");
    if (isInRole(orgId)) {
      try {
        depot.deleteSensorGroup(sensorGroupId, orgId);
      }
      catch (IdNotFoundException e) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, e.getMessage());
      }
      catch (MisMatchedOwnerException e) {
        setStatus(Status.CLIENT_ERROR_BAD_REQUEST, e.getMessage());
      }
    }
    else {
      setStatus(Status.CLIENT_ERROR_BAD_REQUEST, "Bad credentials.");
    }
  }

}