/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.hadoop.hbase.codec.prefixtree.encode;
import java.io.OutputStream;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
/**
* Retrieve PrefixTreeEncoders from this factory which handles pooling them and preparing the
* ones retrieved from the pool for usage.
*/
@InterfaceAudience.Private
public class EncoderFactory {
private static final EncoderPool POOL = new EncoderPoolImpl();
public static PrefixTreeEncoder checkOut(OutputStream outputStream, boolean includeMvccVersion) {
return POOL.checkOut(outputStream, includeMvccVersion);
}
public static void checkIn(PrefixTreeEncoder encoder) {
POOL.checkIn(encoder);
}
/**************************** helper ******************************/
protected static PrefixTreeEncoder prepareEncoder(PrefixTreeEncoder encoder,
OutputStream outputStream, boolean includeMvccVersion) {
PrefixTreeEncoder ret = encoder;
if (encoder == null) {
ret = new PrefixTreeEncoder(outputStream, includeMvccVersion);
}
ret.reset(outputStream, includeMvccVersion);
return ret;
}
}