| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| import groovy.transform.CompileStatic |
| import org.gradle.api.execution.TaskExecutionListener |
| |
| import java.util.concurrent.Semaphore |
| |
| // This file contains fixes to make sure the build runs properly with --parallel |
| |
| // Asciidoctor JRuby is not thread-safe, we can only run one at a time |
| gradle.taskGraph.addTaskExecutionListener(new MaxConcurrentTasksOfKind('org.asciidoctor.gradle.AsciidoctorTask')) |
| |
| // Limit the number of concurrent test tasks |
| gradle.taskGraph.addTaskExecutionListener(new MaxConcurrentTasksOfKind('org.gradle.api.tasks.testing.Test', 2)) |
| |
| |
| /** |
| * Prevents tasks from a simple type to be executed concurrently |
| */ |
| @CompileStatic |
| class MaxConcurrentTasksOfKind implements TaskExecutionListener { |
| private final Semaphore semaphore; |
| private final String clazz |
| |
| MaxConcurrentTasksOfKind(String clazz, int maxConcurrent = 1) { |
| this.clazz = clazz |
| this.semaphore = new Semaphore(maxConcurrent) |
| } |
| |
| void beforeExecute(Task task) { |
| if (task.class.name.startsWith(clazz)) { |
| semaphore.acquire() |
| } |
| } |
| |
| void afterExecute(Task task, TaskState state) { |
| if (task.class.name.startsWith(clazz)) { |
| semaphore.release() |
| } |
| } |
| } |