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/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.common.util.concurrent;
import org.elasticsearch.common.Priority;
import java.util.concurrent.Callable;
public abstract class PrioritizedCallable implements Callable, Comparable> {
private final Priority priority;
public static PrioritizedCallable wrap(Callable callable, Priority priority) {
return new Wrapped<>(callable, priority);
}
protected PrioritizedCallable(Priority priority) {
this.priority = priority;
}
@Override
public int compareTo(PrioritizedCallable pc) {
return priority.compareTo(pc.priority);
}
public Priority priority() {
return priority;
}
static class Wrapped extends PrioritizedCallable {
private final Callable callable;
private Wrapped(Callable callable, Priority priority) {
super(priority);
this.callable = callable;
}
@Override
public T call() throws Exception {
return callable.call();
}
}
}