/*
* Copyright 2004-2009 the original author or authors.
*
* 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.
*/
package org.compass.core.lucene.engine.transaction.support;
import java.util.concurrent.Callable;
import org.apache.lucene.index.IndexWriter;
import org.compass.core.engine.SearchEngineException;
/**
* A simple callable that calls {@link org.apache.lucene.index.IndexWriter#prepareCommit()}. Nothing
* is done in case of an exception, it is propagated outside of the callable.
*
* @author kimchy
*/
public class PrepareCommitCallable implements Callable {
private final String subIndex;
private final IndexWriter indexWriter;
public PrepareCommitCallable(String subIndex, IndexWriter indexWriter) {
this.subIndex = subIndex;
this.indexWriter = indexWriter;
}
public Object call() throws Exception {
try {
indexWriter.prepareCommit();
} catch (Exception e) {
throw new SearchEngineException("Failed to call prepare commit on sub index [" + subIndex + "]", e);
}
return null;
}
}