code: List<SPFTrigger> getAllTriggers(String appIdentifier) {
  		String where = Contract.COLUMN_APP_IDENTIFIER + " = ?";
  		String[] whereArgs = { appIdentifier };
  		Cursor c = getReadableDatabase().query(Contract.TABLE_NAME, null, where, whereArgs, null, null, null);
  		List<SPFTrigger> triggers = new ArrayList<SPFTrigger>();
  
  		while (c.moveToNext()) {
  			triggers.add(triggerFromCursor(c));
  		}
  
  		c.close();
  		return triggers;
  	}
docs: Return all the triggers of the specified application
  
  @param appIdentifier
  - the identifier of the application
  @return a list of {@link SPFTrigger}