EventBus7.java

public class BaseFragment extends Fragment {
  
  private static final String KEY_UUUID = "KEY_UUID";
  
  private String uuid;
  
  @Override public void onCreate(Bundle bundle) {
    super.onCreate(bundle);
    if (bundle != null && bundle.containsKey(KEY_UUID)) {
      uuid = bundle.getString(KEY_UUID);
    } else {
      uuid = UUID.randomUUID().toString();
    }
  }
  
  @Override public void onSaveInstanceState(Bundle outState) {
    outState.putString(KEY_UUID, uuid);
    super.onSaveInstanceState(outState);
  }
  
  protected boolean isEqual(String uuid) {
    return TextUtils.equals(uuid, this.uuid);
  }
  
  public String getUUID(){
    return uuid;
  }
}