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/*
* 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.
*/
/*
* This file is one of the source files for the examples contained in
* /src/site/xdoc/examples.xml
* It is not intended to be included in a source release.
*/
import org.apache.commons.pool2.BasePooledObjectFactory;
import org.apache.commons.pool2.PooledObject;
import org.apache.commons.pool2.impl.DefaultPooledObject;
/**
* Example PooledObjectFactory for pooled StringBuffers.
*/
public class StringBufferFactory
extends BasePooledObjectFactory<StringBuffer> {
@Override
public StringBuffer create() {
return new StringBuffer();
}
/**
* Use the default PooledObject implementation.
*/
@Override
public PooledObject<StringBuffer> wrap(StringBuffer buffer) {
return new DefaultPooledObject<StringBuffer>(buffer);
}
/**
* When an object is returned to the pool, clear the buffer.
*/
@Override
public void passivateObject(PooledObject<StringBuffer> pooledObject) {
pooledObject.getObject().setLength(0);
}
// for all other methods, the no-op implementation
// in BasePooledObjectFactory will suffice
}
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