services/usb/java/com/UsbDataSignalDisableRequesters.java

/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.server.usb;

import android.util.ArraySet;

/**
 * A helper class to store and manage the request for disabling USB port data signaling.
 *
 * External requesters are identified by UIDs.
 * Internal requesters are identified by a reason code enumerated in UsbManagerInternal.
 *
 * @hide
 */
public final class UsbDataSignalDisableRequesters {
    final ArraySet<Integer> mExternalUids = new ArraySet<>();
    final ArraySet<Integer> mInternalReasons  = new ArraySet<>();

    public boolean isEmpty() {
        return mExternalUids.isEmpty() && mInternalReasons.isEmpty();
    }
}