content: /*
   * Copyright (C) 2014 The Android Open Source Project
   *
   * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
   *
   * 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 android.media;
  
  import android.annotation.UnsupportedAppUsage;
  
  /**
   * The AudioHandle is used by the audio framework implementation to
   * uniquely identify a particular component of the routing topology
   * (AudioPort or AudioPatch)
   * It is not visible or used at the API.
   */
  class AudioHandle {
      @UnsupportedAppUsage
      private final int mId;
  
      @UnsupportedAppUsage
      AudioHandle(int id) {
          mId = id;
      }
  
      int id() {
          return mId;
      }
  
      @Override
      public boolean equals(Object o) {
          if (o == null || !(o instanceof AudioHandle)) {
              return false;
          }
          AudioHandle ah = (AudioHandle)o;
          return mId == ah.id();
      }
  
      @Override
      public int hashCode() {
          return mId;
      }
  
      @Override
      public String toString() {
          return Integer.toString(mId);
      }
  }
  