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PagingManagerImplTest.java
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PagingManagerImplTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.activemq.artemis.tests.unit.core.paging.impl;
import java.io.File;
import java.nio.ByteBuffer;
import java.util.List;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.core.message.impl.CoreMessage;
import org.apache.activemq.artemis.core.paging.PagedMessage;
import org.apache.activemq.artemis.core.paging.PagingStore;
import org.apache.activemq.artemis.core.paging.impl.Page;
import org.apache.activemq.artemis.core.paging.impl.PagingManagerImpl;
import org.apache.activemq.artemis.core.paging.impl.PagingStoreFactoryNIO;
import org.apache.activemq.artemis.core.persistence.StorageManager;
import org.apache.activemq.artemis.core.persistence.impl.nullpm.NullStorageManager;
import org.apache.activemq.artemis.core.server.impl.RoutingContextImpl;
import org.apache.activemq.artemis.core.settings.HierarchicalRepository;
import org.apache.activemq.artemis.core.settings.impl.AddressFullMessagePolicy;
import org.apache.activemq.artemis.core.settings.impl.AddressSettings;
import org.apache.activemq.artemis.core.settings.impl.HierarchicalObjectRepository;
import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
import org.apache.activemq.artemis.utils.RandomUtil;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class PagingManagerImplTest extends ActiveMQTestBase {
private final ReadLock lock = new ReentrantReadWriteLock().readLock();
@Test
public void testPagingManager() throws Exception {
HierarchicalRepository<AddressSettings> addressSettings = new HierarchicalObjectRepository<>();
addressSettings.setDefault(new AddressSettings().setAddressFullMessagePolicy(AddressFullMessagePolicy.PAGE));
final StorageManager storageManager = new NullStorageManager();
PagingStoreFactoryNIO storeFactory = new PagingStoreFactoryNIO(storageManager, getPageDirFile(), 100, null, getOrderedExecutor(), true, null);
PagingManagerImpl managerImpl = new PagingManagerImpl(storeFactory, addressSettings);
managerImpl.start();
PagingStore store = managerImpl.getPageStore(new SimpleString("simple-test"));
ICoreMessage msg = createMessage(1L, new SimpleString("simple-test"), createRandomBuffer(10));
final RoutingContextImpl ctx = new RoutingContextImpl(null);
Assert.assertFalse(store.page(msg, ctx.getTransaction(), ctx.getContextListing(store.getStoreName())));
store.startPaging();
Assert.assertTrue(store.page(msg, ctx.getTransaction(), ctx.getContextListing(store.getStoreName())));
Page page = store.depage();
page.open(true);
List<PagedMessage> msgs = page.read(new NullStorageManager());
page.close(false, false);
Assert.assertEquals(1, msgs.size());
ActiveMQTestBase.assertEqualsByteArrays(msg.getBodyBuffer().writerIndex(), msg.getBodyBuffer().toByteBuffer().array(), (msgs.get(0).getMessage()).toCore().getBodyBuffer().toByteBuffer().array());
Assert.assertTrue(store.isPaging());
Assert.assertNull(store.depage());
final RoutingContextImpl ctx2 = new RoutingContextImpl(null);
Assert.assertFalse(store.page(msg, ctx2.getTransaction(), ctx2.getContextListing(store.getStoreName())));
}
@Override
@Before
public void setUp() throws Exception {
super.setUp();
File fileJournalDir = new File(getJournalDir());
fileJournalDir.mkdirs();
File pageDirDir = new File(getPageDir());
pageDirDir.mkdirs();
}
protected ICoreMessage createMessage(final long messageId,
final SimpleString destination,
final ByteBuffer buffer) {
ICoreMessage msg = new CoreMessage(messageId, 200);
msg.setAddress(destination);
msg.getBodyBuffer().writeBytes(buffer);
return msg;
}
protected ByteBuffer createRandomBuffer(final int size) {
ByteBuffer buffer = ByteBuffer.allocate(size);
for (int j = 0; j < buffer.limit(); j++) {
buffer.put(RandomUtil.randomByte());
}
return buffer;
}
}