package org.infinispan.lucene;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.Directory;
import org.infinispan.Cache;
import org.infinispan.lucene.directory.DirectoryBuilder;
import org.infinispan.manager.CacheContainer;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
import org.testng.annotations.Test;
/**
* Basic stress test: one thread writes, some other read.
* @author Lukasz Moren
* @author Sanne Grinovero
*/
@Test(groups = "profiling", testName = "lucene.InfinispanDirectoryStressTest")
@SuppressWarnings("unchecked")
public class InfinispanDirectoryStressTest {
public static final int THREADS_NUM = 50;
public static final int TURNS_NUM = 300;
private static final Log log = LogFactory.getLog(InfinispanDirectoryStressTest.class);
private AtomicInteger writeCount = new AtomicInteger(0);
public void testInfinispanDirectory() throws Exception {
final int OPERATIONS = 100;
CacheContainer cacheContainer = CacheTestSupport.createTestCacheManager();
Cache cache = cacheContainer.getCache();
Directory directory = DirectoryBuilder.newDirectoryInstance(cache, cache, cache, "indexName").create();
CacheTestSupport.initializeDirectory(directory);
File document = CacheTestSupport.createDummyDocToIndex("document.lucene", 10000);
for (int i = 0; i < OPERATIONS; i++) {
CacheTestSupport.doWriteOperation(directory, document);
CacheTestSupport.doReadOperation(directory);
}
IndexReader ir = IndexReader.open(directory);
IndexSearcher search = new IndexSearcher(ir);
Term t = new Term("info", "good");
Query query = new TermQuery(t);
TopDocs hits = search.search(query, 1);
search.close();
ir.close();
assert OPERATIONS == hits.totalHits;
directory.close();
cacheContainer.stop();
}
public void testDirectoryWithMultipleThreads() throws Exception {
final CountDownLatch latch = new CountDownLatch(1);
List<InfinispanDirectoryThread> threads = new ArrayList<InfinispanDirectoryThread>();
Cache cache = CacheTestSupport.createTestCacheManager().getCache();
Directory directory1 = DirectoryBuilder.newDirectoryInstance(cache, cache, cache, "indexName").create();
CacheTestSupport.initializeDirectory(directory1);
// second cache joins after index creation: tests proper configuration
Cache cache2 = CacheTestSupport.createTestCacheManager().getCache(); // dummy cache, to force replication
Directory directory2 = DirectoryBuilder.newDirectoryInstance(cache2, cache2, cache2, "indexName").create();
Thread.sleep(3000);
// create first writing thread
InfinispanDirectoryThread tr = new InfinispanDirectoryThread(latch, directory1, true);
threads.add(tr);
tr.start();
// others reading threads
for (int i = 0; i < THREADS_NUM - 1; i++) {
InfinispanDirectoryThread thread;
if (i%2==0) {
thread = new InfinispanDirectoryThread(latch, directory1, false);
}
else {
thread = new InfinispanDirectoryThread(latch, directory2, false);
}
threads.add(thread);
thread.start();
}
latch.countDown();
for (InfinispanDirectoryThread thread : threads) {
thread.join();
}
for (InfinispanDirectoryThread thread : threads) {
if (thread.e != null) {
throw thread.e;
}
}
IndexReader indexReader1 = IndexReader.open(directory1);
IndexSearcher search = new IndexSearcher(indexReader1);
Term t = new Term("info", "good");
Query query = new TermQuery(t);
int expectedDocs = writeCount.get();
TopDocs hits = search.search(query, 1);
search.close();
indexReader1.close();
assert expectedDocs == hits.totalHits;
search.close();
directory1.close();
directory2.close();
cache.getCacheManager().stop();
cache2.getCacheManager().stop();
}
class InfinispanDirectoryThread extends Thread {
Exception e;
CountDownLatch latch;
File document;
Directory dir;
boolean isWritingThread = false;
protected InfinispanDirectoryThread(CountDownLatch latch, Directory dir, boolean isWritingThread)
throws Exception {
this.latch = latch;
this.dir = dir;
this.isWritingThread = isWritingThread;
document = CacheTestSupport.createDummyDocToIndex("document.lucene", 10000);
}
@Override
public void run() {
try {
latch.await();
for (int i = 0; i < TURNS_NUM; i++) {
if (!isWritingThread) {
CacheTestSupport.doReadOperation(dir);
}
else {
writeCount.incrementAndGet();
CacheTestSupport.doWriteOperation(dir, document);
}
}
}
catch (Exception ex) {
log.error("Error", ex);
e = ex;
}
}
}
}