| /* |
| * 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.openapi.application; |
| |
| import com.intellij.util.ReflectionUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class CachedSingletonsRegistry { |
| private static final Object LOCK = new CachedSingletonsRegistry(); |
| private static final List<Class<?>> ourRegisteredClasses = new ArrayList<Class<?>>(); |
| |
| private CachedSingletonsRegistry() {} |
| |
| @Nullable |
| public static <T> T markCachedField(@NotNull Class<T> klass) { |
| synchronized (LOCK) { |
| ourRegisteredClasses.add(klass); |
| } |
| return null; |
| } |
| |
| public static void cleanupCachedFields() { |
| synchronized (LOCK) { |
| for (Class<?> aClass : ourRegisteredClasses) { |
| try { |
| cleanupClass(aClass); |
| } |
| catch (Exception e) { |
| // Ignore cleanup failed. In some cases we cannot find ourInstance field if idea.jar is scrambled and names of the private fields changed |
| } |
| } |
| } |
| } |
| |
| private static void cleanupClass(Class<?> aClass) throws Exception { |
| ReflectionUtil.resetField(aClass, null, "ourInstance"); |
| } |
| } |