public final void addAction(String action){
  if (!mActions.contains(action)) {
    mActions.add(action.intern());
  }
}

public final void addAction ( String action ) { if ( ! mActions . contains ( action ) ) { mActions . add ( action . intern ( ) ) ; } }
add a new intent action to match against . if any actions are included in the filter , then an intent ' s action must be one of those values for it to match . if no actions are included , the intent action is ignored .
