| /* |
| * Copyright (C) 2016 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.tv.dvr; |
| |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| /** |
| * A class which generate the ID which increases sequentially. |
| */ |
| public class IdGenerator { |
| /** |
| * ID generator for the scheduled recording. |
| */ |
| public static final IdGenerator SCHEDULED_RECORDING = new IdGenerator(); |
| |
| /** |
| * ID generator for the series recording. |
| */ |
| public static final IdGenerator SERIES_RECORDING = new IdGenerator(); |
| |
| private final AtomicLong mMaxId = new AtomicLong(0); |
| |
| /** |
| * Sets the new maximum ID. |
| */ |
| public void setMaxId(long maxId) { |
| mMaxId.set(maxId); |
| } |
| |
| /** |
| * Returns the new ID which is greater than the existing maximum ID by 1. |
| */ |
| public long newId() { |
| return mMaxId.incrementAndGet(); |
| } |
| } |