| /* |
| * Copyright 2000-2012 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.openapi; |
| |
| import com.intellij.openapi.util.Disposer; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Like {@link com.intellij.openapi.Disposable}, you register instance of this class in {@link com.intellij.openapi.util.Disposer}. |
| * Call {@link #add(Disposable)} to request automatic disposal of additional objects. |
| * Comparing to registering these additional disposables with Disposer one by one, |
| * this class improves on the memory usage by not creating temporary objects inside Disposer. |
| */ |
| public class CompositeDisposable implements Disposable { |
| private final List<Disposable> myDisposables = new ArrayList<Disposable>(); |
| private boolean disposed; |
| |
| public void add(@NotNull Disposable disposable) { |
| assert !disposed : "Already disposed"; |
| myDisposables.add(disposable); |
| } |
| |
| @Override |
| public void dispose() { |
| //assert !disposed : "Already disposed"; |
| |
| for (int i = myDisposables.size() - 1; i >= 0; i--) { |
| Disposable disposable = myDisposables.get(i); |
| Disposer.dispose(disposable); |
| } |
| myDisposables.clear(); |
| disposed = true; |
| } |
| } |