/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* 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.ejb3.pool;
import org.jboss.ejb3.BeanContext;
import org.jboss.ejb3.Container;
import org.jboss.injection.Injector;
import org.jboss.logging.Logger;
import java.util.concurrent.atomic.AtomicInteger;
/**
* The base of all pool implementations.
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @author <a href="mailto:carlo.dewolf@jboss.com">Carlo de Wolf</a>
* @version $Revision: 107840 $
*/
public abstract class AbstractPool implements Pool
{
@SuppressWarnings("unused")
private static final Logger log = Logger.getLogger(AbstractPool.class);
protected Injector[] injectors;
protected Container container;
private AtomicInteger createCount = new AtomicInteger(0);
private AtomicInteger removeCount = new AtomicInteger(0);
public AbstractPool()
{
}
public int getCreateCount()
{
return createCount.get();
}
public int getRemoveCount()
{
return removeCount.get();
}
public void initialize(Container container, int maxSize, long timeout)
{
assert container != null : "container is null";
this.container = container;
}
public abstract void setMaxSize(int maxSize);
@Deprecated
protected BeanContext<?> create()
{
return create(null, null);
}
protected BeanContext<?> create(Class[] initTypes, Object[] initValues)
{
BeanContext ctx;
ctx = createBeanContext();
container.pushContext(ctx);
try
{
container.injectBeanContext(ctx);
}
finally
{
container.popContext();
}
container.invokePostConstruct(ctx, initValues);
// the init method only applies to stateful session beans
createCount.incrementAndGet();
return ctx;
}
private BeanContext createBeanContext()
{
return container.createBeanContext();
}
public void remove(BeanContext ctx)
{
this.doRemove(ctx);
}
public void discard(BeanContext<?> ctx)
{
this.doRemove(ctx);
}
public void setInjectors(Injector[] injectors)
{
this.injectors = injectors;
}
/**
* Remove the bean context and invoke any callbacks
* and track the remove count
*
* @param ctx
*/
protected void doRemove(BeanContext<?> ctx)
{
try
{
container.invokePreDestroy(ctx);
}
finally
{
ctx.remove();
removeCount.incrementAndGet();
}
}
}