| // Copyright (C) 2016 The Android Open Source Project |
| // |
| // 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.googlesource.gerrit.plugins.hooks; |
| |
| import com.google.common.flogger.FluentLogger; |
| import com.google.gerrit.extensions.events.LifecycleListener; |
| import com.google.gerrit.server.config.GerritServerConfig; |
| import com.google.gerrit.server.git.WorkQueue; |
| import com.google.inject.Inject; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.ScheduledExecutorService; |
| import org.eclipse.jgit.lib.Config; |
| |
| class HookQueue implements LifecycleListener { |
| private static final FluentLogger logger = FluentLogger.forEnclosingClass(); |
| |
| private final WorkQueue workQueue; |
| private final int executorThreads; |
| |
| private ScheduledExecutorService queue; |
| |
| @Inject |
| HookQueue(WorkQueue workQueue, @GerritServerConfig Config config) { |
| this.executorThreads = config.getInt("hooks", "executorThreads", 1); |
| this.workQueue = workQueue; |
| } |
| |
| void submit(Path hook, HookArgs args) { |
| submit(null, hook, args); |
| } |
| |
| void submit(String projectName, Path hook, HookArgs args) { |
| if (!Files.exists(hook)) { |
| logger.atFine().log("Hook file not found: %s", hook.toAbsolutePath()); |
| return; |
| } |
| @SuppressWarnings("unused") |
| Future<?> ignored = queue.submit(new HookTask.Async(projectName, hook, args)); |
| } |
| |
| @Override |
| public void start() { |
| queue = workQueue.createQueue(executorThreads, "HookQueue"); |
| } |
| |
| @Override |
| public void stop() { |
| if (queue != null) { |
| queue.shutdownNow(); |
| queue = null; |
| } |
| } |
| } |