| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * 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.intellij.util; |
| |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| public class LocalTimeCounter { |
| /** |
| * VirtualFile.modificationStamp is kept modulo this mask, and is compared with other stamps. Let's avoid accidental stamp inequalities |
| * by normalizing all of them. |
| */ |
| public static final int TIME_MASK = 0x00ffffff; |
| private static final AtomicInteger ourCurrentTime = new AtomicInteger(); |
| |
| public static long currentTime() { |
| return TIME_MASK & ourCurrentTime.incrementAndGet(); |
| } |
| } |