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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.handler;
import com.yahoo.jdisc.Response;
import java.util.concurrent.Callable;
/**
* This is a convenient subclass of {@link RequestDispatch} that implements the {@link Callable} interface. This
* should be used in place of {@link RequestDispatch} if you intend to schedule its execution. Because {@link #call()}
* does not return until a {@link Response} becomes available, you can use the <code>Future</code> return value of
* <code>ExecutorService.submit(Callable)</code> to wait for it.
*
* @author Simon Thoresen Hult
*/
public abstract class CallableRequestDispatch extends RequestDispatch implements Callable<Response> {
@Override
public final Response call() throws Exception {
return dispatch().get();
}
}
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