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*
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* under the terms of the GNU Lesser General Public License as
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*
* This software is distributed in the hope that it will be useful,
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
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package org.infinispan.lucene.readlocks;
import java.io.IOException;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.IndexInput;
import org.apache.lucene.store.IndexOutput;
import org.infinispan.Cache;
import org.infinispan.lucene.InfinispanDirectory;
import org.testng.annotations.Test;
/**
* LocalLockMergingSegmentReadLockerTest represents a quick check on the functionality
* of {@link org.infinispan.lucene.readlocks.LocalLockMergingSegmentReadLocker}
*
* @author Sanne Grinovero
* @since 4.1
*/
@SuppressWarnings("unchecked")
@Test(groups = "functional", testName = "lucene.readlocks.LocalLockMergingSegmentReadLockerTest")
public class LocalLockMergingSegmentReadLockerTest extends DistributedSegmentReadLockerTest {
@Test @Override
public void testIndexWritingAndFinding() throws IOException, InterruptedException {
verifyBoth(cache0,cache1);
IndexOutput indexOutput = dirA.createOutput(filename);
indexOutput.writeString("no need to write, nobody ever will read this");
indexOutput.flush();
indexOutput.close();
assertFileExistsHavingRLCount(filename, 1, true);
IndexInput firstOpenOnB = dirB.openInput(filename);
assertFileExistsHavingRLCount(filename, 2, true);
dirA.deleteFile(filename);
assertFileExistsHavingRLCount(filename, 1, false);
//Lucene does use clone() - lock implementation ignores it as a clone is
//cast on locked segments and released before the close on the parent object
IndexInput cloneOfFirstOpenOnB = (IndexInput) firstOpenOnB.clone();
assertFileExistsHavingRLCount(filename, 1, false);
cloneOfFirstOpenOnB.close();
assertFileExistsHavingRLCount(filename, 1, false);
IndexInput firstOpenOnA = dirA.openInput(filename);
assertFileExistsHavingRLCount(filename, 2, false);
IndexInput secondOpenOnA = dirA.openInput(filename);
assertFileExistsHavingRLCount(filename, 2, false);
firstOpenOnA.close();
assertFileExistsHavingRLCount(filename, 2, false);
secondOpenOnA.close();
assertFileExistsHavingRLCount(filename, 1, false);
firstOpenOnB.close();
assertFileNotExists(filename);
dirA.close();
dirB.close();
verifyBoth(cache0, cache1);
}
@Override
Directory createDirectory(Cache cache) {
return new InfinispanDirectory(cache, INDEX_NAME, CHUNK_SIZE,
new LocalLockMergingSegmentReadLocker(cache, INDEX_NAME));
}
}