co.paralleluniverse.fibers.io.FiberAsyncIO Maven / Gradle / Ivy
/*
* Quasar: lightweight threads and actors for the JVM.
* Copyright (c) 2013-2014, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.fibers.io;
import co.paralleluniverse.common.util.CheckedCallable;
import co.paralleluniverse.fibers.Fiber;
import co.paralleluniverse.fibers.FiberAsync;
import co.paralleluniverse.fibers.SuspendExecution;
import co.paralleluniverse.fibers.Suspendable;
import java.io.IOException;
import java.io.InterruptedIOException;
import java.nio.channels.CompletionHandler;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/**
*
* @author pron
*/
abstract class FiberAsyncIO extends FiberAsync {
protected CompletionHandler makeCallback() {
return new CompletionHandler() {
@Override
public void completed(V result, Fiber attachment) {
FiberAsyncIO.this.asyncCompleted(result);
}
@Override
public void failed(Throwable exc, Fiber attachment) {
FiberAsyncIO.this.asyncFailed(exc);
}
};
}
@Override
public V run() throws IOException, SuspendExecution {
try {
return super.run();
} catch (InterruptedException e) {
throw new InterruptedIOException();
}
}
@Override
public V run(long timeout, TimeUnit unit) throws IOException, SuspendExecution, TimeoutException {
try {
return super.run(timeout, unit);
} catch (InterruptedException e) {
throw new InterruptedIOException();
}
}
@Suspendable
public V runSneaky() throws IOException {
try {
return super.run();
} catch (InterruptedException e) {
throw new IOException(e);
} catch (SuspendExecution e) {
throw new AssertionError();
}
}
@Suspendable
public static V runBlockingIO(final ExecutorService exec, final CheckedCallable callable) throws IOException {
try {
return FiberAsync.runBlocking(exec, callable);
} catch (InterruptedException e) {
throw new IOException(e);
} catch (SuspendExecution e) {
throw new AssertionError();
}
}
}