PhasingExecutorTest.java
/*
* 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.
*/
package org.apache.maven.impl.util;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import org.junit.jupiter.api.Test;
class PhasingExecutorTest {
@Test
void testPhaser() {
try (PhasingExecutor p = new PhasingExecutor(Executors.newFixedThreadPool(4))) {
p.execute(() -> waitSomeTime(p, 2));
}
}
private void waitSomeTime(Executor executor, int nb) {
try {
Thread.sleep(10);
if (nb > 0) {
executor.execute(() -> waitSomeTime(executor, nb - 1));
}
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
}