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MultiManagedTaskListener.java
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MultiManagedTaskListener.java
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/*
* Copyright (c) 2023-2024 Contributors to the Eclipse Foundation.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.enterprise.concurrent.internal;
import jakarta.enterprise.concurrent.ManagedExecutorService;
import jakarta.enterprise.concurrent.ManagedTaskListener;
import java.util.concurrent.Future;
/**
* A listener that delegates events to multiple listeners in the order in which they are added to this listener. If any
* delegated listener throws an exception, the MultiManagedTaskListener stops execution of other listeners and throws
* the exception. If any listener is null, it's ignored.
*
* @author Ondro Mihalyi
*/
public class MultiManagedTaskListener implements ManagedTaskListener {
private ManagedTaskListener[] delegates;
public MultiManagedTaskListener(ManagedTaskListener... delegates) {
this.delegates = delegates;
}
@Override
public void taskSubmitted(Future<?> future, ManagedExecutorService executor, Object task) {
for (ManagedTaskListener listener : delegates) {
if (listener != null) {
listener.taskSubmitted(future, executor, task);
}
}
}
@Override
public void taskAborted(Future<?> future, ManagedExecutorService executor, Object task, Throwable exception) {
for (ManagedTaskListener listener : delegates) {
if (listener != null) {
listener.taskAborted(future, executor, task, exception);
}
}
}
@Override
public void taskDone(Future<?> future, ManagedExecutorService executor, Object task, Throwable exception) {
for (ManagedTaskListener listener : delegates) {
if (listener != null) {
listener.taskDone(future, executor, task, exception);
}
}
}
@Override
public void taskStarting(Future<?> future, ManagedExecutorService executor, Object task) {
for (ManagedTaskListener listener : delegates) {
if (listener != null) {
listener.taskStarting(future, executor, task);
}
}
}
}