org.graalvm.nativeimage.Threading Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package org.graalvm.nativeimage;
import java.util.concurrent.TimeUnit;
import org.graalvm.nativeimage.impl.ThreadingSupport;
/**
* Functionality related to execution in threads.
*/
public final class Threading {
/**
* Registers a callback handler that is called by the current thread approximately at the
* provided interval. Only one callback can be active per thread. Every thread can have its own
* (or no) callback with a different interval. No guarantees are made about the actual interval.
* For example, when the thread is waiting for a lock or executing native code, no callback can
* be done. Specifying {@code null} for the callback clears the thread's current callback (in
* this case, the values of {@code interval} and {@code unit} are ignored).
*/
public static void registerRecurringCallback(long interval, TimeUnit unit, Runnable callback) {
ImageSingletons.lookup(ThreadingSupport.class).registerRecurringCallback(interval, unit, callback);
}
}