sPFFramework/src/main/java/it/polimi/spf/framework/notification/SPFTriggerTable.java
boolean deleteAllTriggerOf(String appPackageName) {
		String where = Contract.COLUMN_APP_IDENTIFIER + " = ?";
		String[] whereArgs = { appPackageName };
		int c = getReadableDatabase().delete(Contract.TABLE_NAME, where, whereArgs);
		return c > 0;
	}
boolean deleteAllTriggerOf(String appPackageName) {
		String where = Contract.COLUMN_APP_IDENTIFIER + " = ?";
		String[] whereArgs = { appPackageName };
		int c = getReadableDatabase().delete(Contract.TABLE_NAME, where, whereArgs);
		return c > 0;
	}
Delete all the triggers registered with the given application identifier.

@param appPackageName
@return true if there is at least one row deleted