/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.distexec;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import org.infinispan.Cache;
import org.infinispan.distribution.BaseDistFunctionalTest;
import org.testng.annotations.Test;
/**
* Tests org.infinispan.distexec.DistributedExecutorService
*
* @author Vladimir Blagojevic
*/
@Test(groups = "functional", testName = "distexec.DistributedExecutorTest")
public class DistributedExecutorTest extends BaseDistFunctionalTest {
public DistributedExecutorTest() {
}
protected void createCacheManagers() throws Throwable {
super.createCacheManagers();
}
public void testBasicInvocation() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c1);
Future<Integer> future = des.submit(new SimpleCallable());
Integer r = future.get();
assert r == 1;
}
public void testExceptionInvocation() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c1);
Future<Integer> future = des.submit(new ExceptionThrowingCallable());
int exceptionCount = 0;
try {
future.get();
throw new IllegalStateException("Should not have reached this code");
} catch (ExecutionException ex) {
exceptionCount++;
}
assert exceptionCount == 1;
List<Future<Integer>> list = des.submitEverywhere(new ExceptionThrowingCallable());
exceptionCount = 0;
for (Future<Integer> f : list) {
try {
f.get();
throw new IllegalStateException("Should not have reached this code");
} catch (ExecutionException ex) {
exceptionCount++;
}
}
assert exceptionCount == list.size();
}
public void testRunnableInvocation() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c1);
Future<?> future = des.submit(new BoringRunnable());
Object object = future.get();
assert object == null;
des.execute(new BoringRunnable());
int exceptionCount = 0;
try {
des.execute(new Runnable() {
@Override
public void run() {
}
});
throw new Exception("Should not have happened");
} catch (IllegalArgumentException iae) {
exceptionCount++;
}
assert exceptionCount == 1;
}
public void testInvokeAny() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c1);
List<SimpleCallable> tasks = new ArrayList<SimpleCallable>();
tasks.add(new SimpleCallable());
Integer result = des.invokeAny(tasks);
assert result == 1;
tasks = new ArrayList<SimpleCallable>();
tasks.add(new SimpleCallable());
tasks.add(new SimpleCallable());
result = des.invokeAny(tasks);
assert result == 1;
}
public void testInvokeAll() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c1);
List<SimpleCallable> tasks = new ArrayList<SimpleCallable>();
tasks.add(new SimpleCallable());
List<Future<Integer>> list = des.invokeAll(tasks);
assert list.size() == 1;
Future<Integer> future = list.get(0);
assert future.get() == 1;
tasks = new ArrayList<SimpleCallable>();
tasks.add(new SimpleCallable());
tasks.add(new SimpleCallable());
tasks.add(new SimpleCallable());
list = des.invokeAll(tasks);
assert list.size() == 3;
for (Future<Integer> f : list) {
assert f.get() == 1;
}
}
/**
* Tests Callable isolation as it gets invoked across the cluster
* https://issues.jboss.org/browse/ISPN-1041
*
* @throws Exception
*/
public void testCallableIsolation() throws Exception {
DefaultExecutorService des = new DefaultExecutorService(c1);
List<Future<Integer>> list = des.submitEverywhere(new SimpleCallableWithField());
assert list != null && !list.isEmpty();
for (Future<Integer> f : list) {
assert f.get() == 0 ;
}
}
public void testTaskCancellation() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c2);
Future<Integer> future = des.submit(new SimpleCallable());
if (future.cancel(true)){
assert future.isCancelled();
}
assert future.isDone();
}
public void testBasicDistributedCallable() throws Exception {
DistributedExecutorService des = new DefaultExecutorService(c2);
Future<Boolean> future = des.submit(new SimpleDistributedCallable(false));
Boolean r = future.get();
assert r;
}
public void testBasicDistributedCallableWitkKeys() throws Exception {
c1.put("key1", "Manik");
c1.put("key2", "Mircea");
c1.put("key3", "Galder");
c1.put("key4", "Sanne");
DistributedExecutorService des = new DefaultExecutorService(c1);
Future<Boolean> future = des.submit(new SimpleDistributedCallable(true), new String[] {
"key1", "key2" });
Boolean r = future.get();
assert r;
}
public void testDistributedCallableEverywhereWithKeys() throws Exception {
c1.put("key1", "Manik");
c1.put("key2", "Mircea");
c1.put("key3", "Galder");
c1.put("key4", "Sanne");
DefaultExecutorService des = new DefaultExecutorService(c1);
List<Future<Boolean>> list = des.submitEverywhere(new SimpleDistributedCallable(true),
new String[] { "key1", "key2" });
assert list != null && !list.isEmpty();
for (Future<Boolean> f : list) {
assert f.get();
}
}
public void testDistributedCallableEverywhere() throws Exception {
DefaultExecutorService des = new DefaultExecutorService(c1);
List<Future<Boolean>> list = des.submitEverywhere(new SimpleDistributedCallable(false));
assert list != null && !list.isEmpty();
for (Future<Boolean> f : list) {
assert f.get();
}
}
static class SimpleDistributedCallable implements DistributedCallable<String, String, Boolean>,
Serializable {
/** The serialVersionUID */
private static final long serialVersionUID = 623845442163221832L;
private boolean invokedProperly = false;
private final boolean hasKeys;
public SimpleDistributedCallable(boolean hasKeys) {
this.hasKeys = hasKeys;
}
@Override
public Boolean call() throws Exception {
return invokedProperly;
}
@Override
public void setEnvironment(Cache<String, String> cache, Set<String> inputKeys) {
boolean keysProperlySet = hasKeys ? inputKeys != null && !inputKeys.isEmpty()
: inputKeys != null && inputKeys.isEmpty();
invokedProperly = cache != null && keysProperlySet;
}
public boolean validlyInvoked() {
return invokedProperly;
}
}
static class SimpleCallable implements Callable<Integer>, Serializable {
/** The serialVersionUID */
private static final long serialVersionUID = -8589149500259272402L;
@Override
public Integer call() throws Exception {
return 1;
}
}
static class SimpleCallableWithField implements Callable<Integer>, Serializable {
/** The serialVersionUID */
private static final long serialVersionUID = -6262148927734766558L;
private int count;
@Override
public Integer call() throws Exception {
return count++;
}
}
static class ExceptionThrowingCallable implements Callable<Integer>, Serializable {
/** The serialVersionUID */
private static final long serialVersionUID = -8682463816319507893L;
@Override
public Integer call() throws Exception {
throw new Exception("Intentional Exception from ExceptionThrowingCallable");
}
}
static class BoringRunnable implements Runnable, Serializable {
/** The serialVersionUID */
private static final long serialVersionUID = 6898519516955822402L;
@Override
public void run() {
System.out.println("I am a boring runnable");
}
}
}