| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.idea.blaze.base.prefetch; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.util.concurrent.Futures; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.common.util.concurrent.ListeningExecutorService; |
| import com.google.common.util.concurrent.MoreExecutors; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.util.concurrency.BoundedTaskExecutor; |
| |
| import java.io.File; |
| import java.util.List; |
| import java.util.concurrent.Executors; |
| |
| /** |
| * Implementation for prefetcher. |
| */ |
| public class PrefetchServiceImpl implements PrefetchService { |
| private static final int THREAD_COUNT = 32; |
| private final ListeningExecutorService executor = MoreExecutors.listeningDecorator( |
| new BoundedTaskExecutor(Executors.newFixedThreadPool(THREAD_COUNT), THREAD_COUNT)); |
| |
| @Override |
| public ListenableFuture<?> prefetchFiles(List<File> files, boolean synchronous) { |
| List<ListenableFuture<?>> futures = Lists.newArrayList(); |
| for (Prefetcher prefetcher : Prefetcher.EP_NAME.getExtensions()) { |
| futures.add(prefetcher.prefetchFiles(files, executor, synchronous)); |
| } |
| return Futures.allAsList(futures); |
| } |
| |
| @Override |
| public void prefetchProjectFiles(Project project) { |
| for (Prefetcher prefetcher : Prefetcher.EP_NAME.getExtensions()) { |
| prefetcher.prefetchProjectFiles(project, executor); |
| } |
| } |
| } |