content: /**
   * Copyright (C) 2014-2016 Open Whisper Systems
   *
   * Licensed according to the LICENSE file in this repository.
   */
  package org.whispersystems.libsignal.groups;
  
  import org.whispersystems.libsignal.SignalProtocolAddress;
  
  /**
   * A representation of a (groupId + senderId + deviceId) tuple.
   */
  public class SenderKeyName {
  
    private final String                groupId;
    private final SignalProtocolAddress sender;
  
    public SenderKeyName(String groupId, SignalProtocolAddress sender) {
      this.groupId  = groupId;
      this.sender   = sender;
    }
  
    public String getGroupId() {
      return groupId;
    }
  
    public SignalProtocolAddress getSender() {
      return sender;
    }
  
    public String serialize() {
      return groupId + "::" + sender.getName() + "::" + String.valueOf(sender.getDeviceId());
    }
  
    @Override
    public boolean equals(Object other) {
      if (other == null)                     return false;
      if (!(other instanceof SenderKeyName)) return false;
  
      SenderKeyName that = (SenderKeyName)other;
  
      return
          this.groupId.equals(that.groupId) &&
          this.sender.equals(that.sender);
    }
  
    @Override
    public int hashCode() {
      return this.groupId.hashCode() ^ this.sender.hashCode();
    }
  
  }
  