| /* |
| * Copyright 2000-2013 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.util.io; |
| |
| import org.jetbrains.annotations.NotNull; |
| |
| public class AntivirusDetector { |
| private static final int THRESHOULD = 500; |
| private boolean myEnabled = false; |
| private Runnable myCallback; |
| private static final AntivirusDetector ourInstance = new AntivirusDetector(); |
| |
| public static AntivirusDetector getInstance() { |
| return ourInstance; |
| } |
| |
| private AntivirusDetector() {} |
| |
| public void enable(@NotNull Runnable callback) { |
| myCallback = callback; |
| myEnabled = true; |
| } |
| |
| public void disable() { |
| myEnabled = false; |
| } |
| |
| public void execute(Runnable r) { |
| if (!myEnabled) { |
| r.run(); |
| return; |
| } |
| |
| long now = System.currentTimeMillis(); |
| r.run(); |
| long delta = System.currentTimeMillis() - now; |
| |
| if (delta > THRESHOULD) { |
| disable(); |
| myCallback.run(); |
| } |
| } |
| |
| } |