1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.usb; 18 19 import android.util.ArraySet; 20 21 /** 22 * A helper class to store and manage the request for disabling USB port data signaling. 23 * 24 * External requesters are identified by UIDs. 25 * Internal requesters are identified by a reason code enumerated in UsbManagerInternal. 26 * 27 * @hide 28 */ 29 public final class UsbDataSignalDisableRequesters { 30 final ArraySet<Integer> mExternalUids = new ArraySet<>(); 31 final ArraySet<Integer> mInternalReasons = new ArraySet<>(); 32 isEmpty()33 public boolean isEmpty() { 34 return mExternalUids.isEmpty() && mInternalReasons.isEmpty(); 35 } 36 }