org.jboss.as.ejb3.pool.AbstractPool Maven / Gradle / Ivy
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* as indicated by the @author tags. See the copyright.txt file in the
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*
* This 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 software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.ejb3.pool;
import java.util.concurrent.atomic.AtomicInteger;
/**
* The base of all pool implementations.
*
* @author Bill Burke
* @author Carlo de Wolf
* @version $Revision$
*/
public abstract class AbstractPool implements Pool {
private final StatelessObjectFactory factory;
private final AtomicInteger createCount = new AtomicInteger(0);
private final AtomicInteger removeCount = new AtomicInteger(0);
protected AbstractPool(StatelessObjectFactory factory) {
assert factory != null : "factory is null";
this.factory = factory;
}
public int getCreateCount() {
return createCount.get();
}
public int getRemoveCount() {
return removeCount.get();
}
public abstract void setMaxSize(int maxSize);
protected T create() {
T bean = factory.create();
createCount.incrementAndGet();
return bean;
}
@Deprecated
protected void remove(T bean) {
this.doRemove(bean);
}
protected void destroy(T bean) {
doRemove(bean);
}
/**
* Remove the bean context and invoke any callbacks
* and track the remove count
*
* @param bean
*/
protected void doRemove(T bean) {
try {
factory.destroy(bean);
} finally {
removeCount.incrementAndGet();
}
}
}