/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.search.buffer;
import aQute.bnd.annotation.ProviderType;
import com.liferay.portal.kernel.util.AutoResetThreadLocal;
import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;
/**
* @author Michael C. Han
*/
@ProviderType
public class IndexerRequestBuffer {
public static IndexerRequestBuffer create() {
List<IndexerRequestBuffer> indexerRequestBuffers =
_indexerRequestBuffersThreadLocal.get();
IndexerRequestBuffer indexerRequestBuffer = new IndexerRequestBuffer();
indexerRequestBuffers.add(indexerRequestBuffer);
return indexerRequestBuffer;
}
public static IndexerRequestBuffer get() {
List<IndexerRequestBuffer> indexerRequestBuffers =
_indexerRequestBuffersThreadLocal.get();
if (indexerRequestBuffers.isEmpty()) {
return null;
}
return indexerRequestBuffers.get(indexerRequestBuffers.size() - 1);
}
public static IndexerRequestBuffer remove() {
List<IndexerRequestBuffer> indexerRequestBuffers =
_indexerRequestBuffersThreadLocal.get();
if (indexerRequestBuffers.isEmpty()) {
return null;
}
return indexerRequestBuffers.remove(indexerRequestBuffers.size() - 1);
}
/**
/**
* @deprecated As of 2.1.0, replaced by {@link #add(
* IndexerRequest, IndexerRequestBufferOverflowHandler, int)}
*
* @param indexerRequest
*/
@Deprecated
public void add(IndexerRequest indexerRequest) {
_indexerRequests.put(indexerRequest, indexerRequest);
}
public void add(
IndexerRequest indexerRequest,
IndexerRequestBufferOverflowHandler indexerRequestBufferOverflowHandler,
int maxBufferSize) {
_indexerRequests.put(indexerRequest, indexerRequest);
indexerRequestBufferOverflowHandler.bufferOverflowed(
this, maxBufferSize);
}
public void clear() {
_indexerRequests.clear();
}
public Collection<IndexerRequest> getIndexerRequests() {
return _indexerRequests.values();
}
public boolean isEmpty() {
return _indexerRequests.isEmpty();
}
public void remove(IndexerRequest indexerRequest) {
_indexerRequests.remove(indexerRequest);
}
public int size() {
return _indexerRequests.size();
}
private static final ThreadLocal<List<IndexerRequestBuffer>>
_indexerRequestBuffersThreadLocal =
new AutoResetThreadLocal<List<IndexerRequestBuffer>>(
IndexerRequestBuffer.class +
"._indexerRequestBuffersThreadLocal") {
@Override
protected List<IndexerRequestBuffer> initialValue() {
return new ArrayList<>();
}
};
private final LinkedHashMap<IndexerRequest, IndexerRequest>
_indexerRequests = new LinkedHashMap<>();
}