/*
* (C) 2007-2012 Alibaba Group Holding Limited.
*
* Licensed 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.
* Authors:
* wuhua <wq163@163.com> , boyan <killme2008@gmail.com>
*/
package com.taobao.metamorphosis.client.producer;
import java.io.File;
import java.io.IOException;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import org.apache.commons.io.FileUtils;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import com.taobao.metamorphosis.Message;
import com.taobao.metamorphosis.client.MetaClientConfig;
import com.taobao.metamorphosis.client.extension.producer.MessageRecoverManager.MessageRecoverer;
import com.taobao.metamorphosis.client.extension.producer.OrderedLocalMessageStorageManager;
import com.taobao.metamorphosis.cluster.Partition;
/**
*
* @author ��
* @since 2011-8-9 ����9:43:16
*/
public class OrderedLocalMessageStorageManagerUnitTest {
private OrderedLocalMessageStorageManager localMessageStorageManager;
private final Partition partition1 = new Partition("0-0");
private final Partition partition2 = new Partition("0-1");
@Before
public void setUp() throws IOException {
FileUtils.deleteDirectory(new File(OrderedLocalMessageStorageManager.DEFAULT_META_LOCALMESSAGE_PATH));
final MetaClientConfig metaClientConfig = new MetaClientConfig();
this.localMessageStorageManager = new OrderedLocalMessageStorageManager(metaClientConfig);
}
@After
public void tearDown() {
this.localMessageStorageManager.shutdown();
}
@Test
public void testAppendGetCountRecover() throws Exception {
final String topic1 = "topic1";
final String topic2 = "topic2";
this.localMessageStorageManager.append(this.createDefaultMessage(topic1), this.partition1);
this.localMessageStorageManager.append(this.createDefaultMessage(topic1), this.partition2);
this.localMessageStorageManager.append(this.createDefaultMessage(topic1), Partition.RandomPartiton);
this.localMessageStorageManager.append(this.createDefaultMessage(topic2), this.partition1);
System.out.println(this.localMessageStorageManager.getMessageCount(topic1, this.partition1));
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic1, this.partition1) == 1);
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic1, this.partition2) == 1);
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic2, this.partition1) == 1);
final BlockingQueue<Message> queue1 = new ArrayBlockingQueue<Message>(10);
final BlockingQueue<Message> queue2 = new ArrayBlockingQueue<Message>(10);
final MessageRecoverer recoverer1 = this.createRecover(topic1, queue1);
final MessageRecoverer recoverer2 = this.createRecover(topic2, queue2);
this.localMessageStorageManager.recover(topic1, this.partition1, recoverer1);
// again,no problem
this.localMessageStorageManager.recover(topic1, this.partition1, recoverer1);
this.localMessageStorageManager.recover(topic1, this.partition2, recoverer1);
this.localMessageStorageManager.recover(topic2, this.partition1, recoverer2);
// again,no problem
this.localMessageStorageManager.recover(topic1, this.partition1, recoverer1);
while (queue1.size() < 3) {
Thread.sleep(200);
}
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic1, Partition.RandomPartiton) == 0);
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic1, this.partition1) == 0);
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic1, this.partition2) == 0);
Thread.sleep(200);
Assert.assertEquals(3, queue1.size());
while (queue2.size() < 1) {
Thread.sleep(200);
}
Assert.assertTrue(this.localMessageStorageManager.getMessageCount(topic2, this.partition1) == 0);
Thread.sleep(200);
Assert.assertTrue(queue2.size() == 1);
// �ָ���Ϻ��ٵ���recover
queue2.clear();
this.localMessageStorageManager.recover(topic2, this.partition1, recoverer2);
Thread.sleep(200);
Assert.assertTrue(queue2.size() == 0);
}
private MessageRecoverer createRecover(final String topic, final BlockingQueue<Message> queue) {
final MessageRecoverer recoverer1 = new MessageRecoverer() {
@Override
public void handle(final Message msg) throws Exception {
Assert.assertEquals(topic, msg.getTopic());
Assert.assertEquals("hello", new String(msg.getData()));
System.out.println("recover msg��" + msg);
queue.offer(msg);
}
};
return recoverer1;
}
private Message createDefaultMessage(final String topic) {
final byte[] data = "hello".getBytes();
final Message message = new Message(topic, data);
return message;
}
}