+/*
+ * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
package org.opendaylight.controller.md.sal.dom.broker.impl;
-import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.CONFIGURATION;
import static org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.OPERATIONAL;
+
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.ForwardingExecutorService;
-import com.google.common.util.concurrent.FutureCallback;
-import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import java.util.Collections;
-import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicReference;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitDeadlockException;
import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataChangeListener;
import org.opendaylight.controller.md.sal.dom.api.DOMDataReadTransaction;
import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStore;
import org.opendaylight.yangtools.util.concurrent.DeadlockDetectingListeningExecutorService;
import org.opendaylight.yangtools.util.concurrent.SpecialExecutors;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
@Before
public void setupStore() {
- InMemoryDOMDataStore operStore = new InMemoryDOMDataStore("OPER",
- MoreExecutors.newDirectExecutorService());
- InMemoryDOMDataStore configStore = new InMemoryDOMDataStore("CFG",
- MoreExecutors.newDirectExecutorService());
+ InMemoryDOMDataStore operStore = new InMemoryDOMDataStore("OPER", MoreExecutors.newDirectExecutorService());
+ InMemoryDOMDataStore configStore = new InMemoryDOMDataStore("CFG", MoreExecutors.newDirectExecutorService());
schemaContext = TestModel.createTestContext();
operStore.onGlobalContextUpdated(schemaContext);
configStore.onGlobalContextUpdated(schemaContext);
- ImmutableMap<LogicalDatastoreType, DOMStore> stores = ImmutableMap.<LogicalDatastoreType, DOMStore> builder() //
+ final ImmutableMap<LogicalDatastoreType, DOMStore> stores =
+ ImmutableMap.<LogicalDatastoreType, DOMStore>builder() //
.put(CONFIGURATION, configStore) //
.put(OPERATIONAL, operStore) //
.build();
commitExecutor = new CommitExecutorService(Executors.newSingleThreadExecutor());
- futureExecutor = SpecialExecutors.newBlockingBoundedCachedThreadPool(1, 5, "FCB");
+ futureExecutor = SpecialExecutors.newBlockingBoundedCachedThreadPool(1, 5, "FCB", DOMBrokerTest.class);
executor = new DeadlockDetectingListeningExecutorService(commitExecutor,
- TransactionCommitDeadlockException.DEADLOCK_EXCEPTION_SUPPLIER, futureExecutor);
+ TransactionCommitDeadlockException
+ .DEADLOCK_EXCEPTION_SUPPLIER,
+ futureExecutor);
domBroker = new SerializedDOMDataBroker(stores, executor);
}
@After
public void tearDown() {
- if( executor != null ) {
+ if (executor != null) {
executor.shutdownNow();
}
- if(futureExecutor != null) {
+ if (futureExecutor != null) {
futureExecutor.shutdownNow();
}
}
- @Test(timeout=10000)
+ @Test(timeout = 10000)
public void testTransactionIsolation() throws InterruptedException, ExecutionException {
assertNotNull(domBroker);
writeTx.put(OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
/**
- *
* Reads /test from writeTx Read should return container.
*
*/
- ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx.read(OPERATIONAL,
- TestModel.TEST_PATH);
+ ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx
+ .read(OPERATIONAL, TestModel.TEST_PATH);
assertTrue(writeTxContainer.get().isPresent());
/**
- *
* Reads /test from readTx Read should return Absent.
*
*/
assertFalse(readTxContainer.get().isPresent());
}
- @Test(timeout=10000)
- public void testTransactionCommit() throws InterruptedException, ExecutionException {
+ @Test(timeout = 10000)
+ public void testTransactionCommit() throws InterruptedException, ExecutionException, TimeoutException {
DOMDataReadWriteTransaction writeTx = domBroker.newReadWriteTransaction();
assertNotNull(writeTx);
writeTx.put(OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
/**
- *
* Reads /test from writeTx Read should return container.
*
*/
- ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx.read(OPERATIONAL,
- TestModel.TEST_PATH);
+ ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx
+ .read(OPERATIONAL, TestModel.TEST_PATH);
assertTrue(writeTxContainer.get().isPresent());
- writeTx.submit().get();
+ writeTx.commit().get(5, TimeUnit.SECONDS);
Optional<NormalizedNode<?, ?>> afterCommitRead = domBroker.newReadOnlyTransaction()
.read(OPERATIONAL, TestModel.TEST_PATH).get();
assertTrue(afterCommitRead.isPresent());
}
- @Test(expected=TransactionCommitFailedException.class)
- public void testRejectedCommit() throws Exception {
-
- commitExecutor.delegate = Mockito.mock( ExecutorService.class );
- Mockito.doThrow( new RejectedExecutionException( "mock" ) )
- .when( commitExecutor.delegate ).execute( Mockito.any( Runnable.class ) );
- Mockito.doNothing().when( commitExecutor.delegate ).shutdown();
- Mockito.doReturn( Collections.emptyList() ).when( commitExecutor.delegate ).shutdownNow();
- Mockito.doReturn( "" ).when( commitExecutor.delegate ).toString();
- Mockito.doReturn( true ).when( commitExecutor.delegate )
- .awaitTermination( Mockito.anyLong(), Mockito.any( TimeUnit.class ) );
+ @Test(timeout = 10000)
+ @Deprecated
+ public void testTransactionSubmit() throws InterruptedException, ExecutionException, TimeoutException {
DOMDataReadWriteTransaction writeTx = domBroker.newReadWriteTransaction();
- writeTx.put( OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME) );
-
- writeTx.submit().checkedGet( 5, TimeUnit.SECONDS );
- }
-
- /**
- * Tests a simple DataChangeListener notification after a write.
- */
- @Test
- public void testDataChangeListener() throws Throwable {
-
- final NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode( TestModel.TEST_QNAME );
-
- TestDOMDataChangeListener dcListener = new TestDOMDataChangeListener();
-
- domBroker.registerDataChangeListener( OPERATIONAL, TestModel.TEST_PATH,
- dcListener, DataChangeScope.BASE );
-
- final DOMDataWriteTransaction writeTx = domBroker.newWriteOnlyTransaction();
- assertNotNull( writeTx );
-
- writeTx.put( OPERATIONAL, TestModel.TEST_PATH, testNode );
-
- AtomicReference<Throwable> caughtEx = submitTxAsync( writeTx );
-
- dcListener.waitForChange();
-
- if( caughtEx.get() != null ) {
- throw caughtEx.get();
- }
-
- NormalizedNode<?, ?> actualNode = dcListener.change.getCreatedData().get( TestModel.TEST_PATH );
- assertEquals( "Created node", testNode, actualNode );
- }
-
- /**
- * Tests a DataChangeListener that does an async submit of a write Tx in its onDataChanged method.
- * This should succeed without deadlock.
- */
- @Test
- public void testDataChangeListenerDoingAsyncWriteTxSubmit() throws Throwable {
-
- final AtomicReference<Throwable> caughtCommitEx = new AtomicReference<>();
- final CountDownLatch commitCompletedLatch = new CountDownLatch( 1 );
-
- TestDOMDataChangeListener dcListener = new TestDOMDataChangeListener() {
- @Override
- public void onDataChanged( final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change ) {
-
- DOMDataWriteTransaction writeTx = domBroker.newWriteOnlyTransaction();
- writeTx.put( OPERATIONAL, TestModel.TEST2_PATH,
- ImmutableNodes.containerNode( TestModel.TEST2_QNAME ) );
- Futures.addCallback( writeTx.submit(), new FutureCallback<Void>() {
- @Override
- public void onSuccess( final Void result ) {
- commitCompletedLatch.countDown();
- }
-
- @Override
- public void onFailure( final Throwable t ) {
- caughtCommitEx.set( t );
- commitCompletedLatch.countDown();
- }
- } );
-
- super.onDataChanged( change );
- }
- };
-
- domBroker.registerDataChangeListener( OPERATIONAL, TestModel.TEST_PATH,
- dcListener, DataChangeScope.BASE );
-
- final DOMDataWriteTransaction writeTx = domBroker.newWriteOnlyTransaction();
- assertNotNull( writeTx );
-
- writeTx.put( OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode( TestModel.TEST_QNAME ) );
-
- AtomicReference<Throwable> caughtEx = submitTxAsync( writeTx );
-
- dcListener.waitForChange();
+ assertNotNull(writeTx);
+ /**
+ *
+ * Writes /test in writeTx
+ *
+ */
+ writeTx.put(OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- if( caughtEx.get() != null ) {
- throw caughtEx.get();
- }
+ /**
+ * Reads /test from writeTx Read should return container.
+ *
+ */
+ ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx
+ .read(OPERATIONAL, TestModel.TEST_PATH);
+ assertTrue(writeTxContainer.get().isPresent());
- assertTrue( "Commit Future was not invoked", commitCompletedLatch.await( 5, TimeUnit.SECONDS ) );
+ writeTx.submit().get(5, TimeUnit.SECONDS);
- if( caughtCommitEx.get() != null ) {
- throw caughtCommitEx.get();
- }
+ Optional<NormalizedNode<?, ?>> afterCommitRead = domBroker.newReadOnlyTransaction()
+ .read(OPERATIONAL, TestModel.TEST_PATH).get();
+ assertTrue(afterCommitRead.isPresent());
}
- /**
- * Tests a DataChangeListener that does a blocking submit of a write Tx in its onDataChanged method.
- * This should throw an exception and not deadlock.
- */
- @Test(expected=TransactionCommitDeadlockException.class)
- public void testDataChangeListenerDoingBlockingWriteTxSubmit() throws Throwable {
-
- final AtomicReference<Throwable> caughtCommitEx = new AtomicReference<>();
-
- TestDOMDataChangeListener dcListener = new TestDOMDataChangeListener() {
- @Override
- public void onDataChanged( final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change ) {
- DOMDataWriteTransaction writeTx = domBroker.newWriteOnlyTransaction();
- writeTx.put( OPERATIONAL, TestModel.TEST2_PATH,
- ImmutableNodes.containerNode( TestModel.TEST2_QNAME ) );
- try {
- writeTx.submit().get();
- } catch( ExecutionException e ) {
- caughtCommitEx.set( e.getCause() );
- } catch( Exception e ) {
- caughtCommitEx.set( e );
- }
- finally {
- super.onDataChanged( change );
- }
- }
- };
+ @Test(expected = TransactionCommitFailedException.class)
+ @SuppressWarnings({"checkstyle:IllegalThrows", "checkstyle:AvoidHidingCauseException"})
+ public void testRejectedCommit() throws Throwable {
- domBroker.registerDataChangeListener( OPERATIONAL, TestModel.TEST_PATH,
- dcListener, DataChangeScope.BASE );
+ commitExecutor.delegate = Mockito.mock(ExecutorService.class);
+ Mockito.doThrow(new RejectedExecutionException("mock")).when(commitExecutor.delegate)
+ .execute(Mockito.any(Runnable.class));
+ Mockito.doNothing().when(commitExecutor.delegate).shutdown();
+ Mockito.doReturn(Collections.emptyList()).when(commitExecutor.delegate).shutdownNow();
+ Mockito.doReturn("").when(commitExecutor.delegate).toString();
+ Mockito.doReturn(true).when(commitExecutor.delegate)
+ .awaitTermination(Mockito.anyLong(), Mockito.any(TimeUnit.class));
- final DOMDataWriteTransaction writeTx = domBroker.newWriteOnlyTransaction();
- assertNotNull( writeTx );
-
- writeTx.put( OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode( TestModel.TEST_QNAME ) );
-
- AtomicReference<Throwable> caughtEx = submitTxAsync( writeTx );
-
- dcListener.waitForChange();
-
- if( caughtEx.get() != null ) {
- throw caughtEx.get();
- }
+ DOMDataReadWriteTransaction writeTx = domBroker.newReadWriteTransaction();
+ writeTx.put(OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- if( caughtCommitEx.get() != null ) {
- throw caughtCommitEx.get();
+ try {
+ writeTx.commit().get(5, TimeUnit.SECONDS);
+ } catch (ExecutionException e) {
+ throw e.getCause();
}
}
- AtomicReference<Throwable> submitTxAsync( final DOMDataWriteTransaction writeTx ) {
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ AtomicReference<Throwable> submitTxAsync(final DOMDataWriteTransaction writeTx) {
final AtomicReference<Throwable> caughtEx = new AtomicReference<>();
- new Thread() {
- @Override
- public void run() {
-
- try {
- writeTx.submit();
- } catch( Throwable e ) {
- caughtEx.set( e );
- }
+ new Thread(() -> {
+ try {
+ writeTx.commit();
+ } catch (Throwable e) {
+ caughtEx.set(e);
}
-
- }.start();
+ }).start();
return caughtEx;
}
- static class TestDOMDataChangeListener implements DOMDataChangeListener {
-
- volatile AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change;
- private final CountDownLatch latch = new CountDownLatch( 1 );
-
- @Override
- public void onDataChanged( final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change ) {
- this.change = change;
- latch.countDown();
- }
-
- void waitForChange() throws InterruptedException {
- assertTrue( "onDataChanged was not called", latch.await( 5, TimeUnit.SECONDS ) );
- }
- }
static class CommitExecutorService extends ForwardingExecutorService {
ExecutorService delegate;
- public CommitExecutorService( final ExecutorService delegate ) {
+ CommitExecutorService(final ExecutorService delegate) {
this.delegate = delegate;
}