/*
    * Copyright (C) 2013 4th Line GmbH, Switzerland
    *
    * The contents of this file are subject to the terms of either the GNU
    * Lesser General Public License Version 2 or later ("LGPL") or the
    * Common Development and Distribution License Version 1 or later
    * ("CDDL") (collectively, the "License"). You may not use this file
    * except in compliance with the License. See LICENSE.txt for more
    * information.
   *
   * 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.
   */
  
  package org.fourthline.cling.model.types;
  
  /**
   * Combines a {@link UDN} with a {@link DeviceType}, string representation
   * is separated by double-colon.
   *
   * @author Christian Bauer
   */
  public class NamedDeviceType {
  
      private UDN udn;
      private DeviceType deviceType;
  
      public NamedDeviceType(UDN udn, DeviceType deviceType) {
          this.udn = udn;
          this.deviceType = deviceType;
      }
  
      public UDN getUdn() {
          return udn;
      }
  
      public DeviceType getDeviceType() {
          return deviceType;
      }
  
      public static NamedDeviceType valueOf(String s) throws InvalidValueException {
          String[] strings = s.split("::");
          if (strings.length != 2) {
              throw new InvalidValueException("Can't parse UDN::DeviceType from: " + s);
          }
  
          UDN udn;
          try {
              udn = UDN.valueOf(strings[0]);
          } catch (Exception ex) {
              throw new InvalidValueException("Can't parse UDN: " + strings[0]);
          }
  
          DeviceType deviceType = DeviceType.valueOf(strings[1]);
          return new NamedDeviceType(udn, deviceType);
      }
  
      @Override
      public String toString() {
          return getUdn().toString() + "::" + getDeviceType().toString();
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) return true;
          if (o == null || !(o instanceof NamedDeviceType)) return false;
  
          NamedDeviceType that = (NamedDeviceType) o;
  
          if (!deviceType.equals(that.deviceType)) return false;
          if (!udn.equals(that.udn)) return false;
  
          return true;
      }
  
      @Override
      public int hashCode() {
          int result = udn.hashCode();
          result = 31 * result + deviceType.hashCode();
          return result;
      }
  }