/*
* 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;
import org.jboss.injection.Injector;
import org.jboss.annotation.ejb.cache.tree.CacheConfig;
import org.jboss.aop.Advisor;
import org.jboss.ejb3.stateful.StatefulBeanContext;
import org.jboss.logging.Logger;
import org.jboss.util.id.GUID;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 61280 $
*/
public abstract class AbstractPool implements Pool
{
private static final Logger log = Logger.getLogger(EJBContainer.class);
protected Class beanClass;
protected Class contextClass;
protected Injector[] injectors;
protected Container container;
protected int createCount = 0;
protected int removeCount = 0;
public AbstractPool()
{
}
public void initialize(Container container, Class contextClass, Class beanClass, int maxSize, long timeout)
{
this.beanClass = beanClass;
this.contextClass = contextClass;
this.container = container;
}
protected BeanContext create()
{
Object bean;
BeanContext ctx;
try
{
bean = container.construct();
ctx = (BeanContext) contextClass.newInstance();
ctx.setContainer(container);
ctx.setInstance(bean);
}
catch (InstantiationException e)
{
throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
}
catch (IllegalAccessException e)
{
throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
}
if (ctx instanceof StatefulBeanContext)
{
StatefulBeanContext sfctx = (StatefulBeanContext) ctx;
sfctx.setId(new GUID());
// Tell context how to handle replication
Advisor advisor = (Advisor) container;
CacheConfig config = (CacheConfig) advisor.resolveAnnotation(CacheConfig.class);
if (config != null)
{
boolean replIsPass = true;
try
{
// TODO determine why this fails on 4.2 branch if no
// CacheConfig annotation is present
replIsPass = config.replicationIsPassivation();
}
catch (Exception e)
{
log.debug("create(): Cannot determine replicationIsPassivation setting; defaulting to true " +
e.getLocalizedMessage());
}
sfctx.setReplicationIsPassivation(replIsPass);
}
// this is for propagated extended PC's
ctx = sfctx = sfctx.pushContainedIn();
}
try
{
if (injectors != null)
{
for (int i = 0; i < injectors.length; i++)
{
injectors[i].inject(ctx);
}
}
ctx.initialiseInterceptorInstances();
}
finally
{
if (ctx instanceof StatefulBeanContext)
{
// this is for propagated extended PC's
StatefulBeanContext sfctx = (StatefulBeanContext) ctx;
sfctx.popContainedIn();
}
}
//TODO This needs to be reimplemented as replacement for create() on home interface
container.invokeInit(bean);
container.invokePostConstruct(ctx);
++createCount;
return ctx;
}
protected BeanContext create(Class[] initTypes, Object[] initValues)
{
Object bean;
BeanContext ctx;
try
{
bean = container.construct();
ctx = (BeanContext) contextClass.newInstance();
ctx.setContainer(container);
ctx.setInstance(bean);
}
catch (InstantiationException e)
{
throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
}
catch (IllegalAccessException e)
{
throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
}
if (ctx instanceof StatefulBeanContext)
{
StatefulBeanContext sfctx = (StatefulBeanContext) ctx;
sfctx.setId(new GUID());
// Tell context how to handle replication
Advisor advisor = (Advisor) container;
CacheConfig config = (CacheConfig) advisor.resolveAnnotation(CacheConfig.class);
if (config != null)
{
sfctx.setReplicationIsPassivation(config.replicationIsPassivation());
}
// this is for propagated extended PC's
ctx = sfctx = sfctx.pushContainedIn();
}
try
{
if (injectors != null)
{
for (int i = 0; i < injectors.length; i++)
{
injectors[i].inject(ctx);
}
}
ctx.initialiseInterceptorInstances();
}
finally
{
if (ctx instanceof StatefulBeanContext)
{
// this is for propagated extended PC's
StatefulBeanContext sfctx = (StatefulBeanContext) ctx;
sfctx.popContainedIn();
}
}
//TODO This needs to be reimplemented as replacement for create() on home interface
container.invokeInit(bean, initTypes, initValues);
container.invokePostConstruct(ctx);
++createCount;
return ctx;
}
public void remove(BeanContext ctx)
{
try
{
container.invokePreDestroy(ctx);
}
finally
{
ctx.remove();
++removeCount;
}
}
public void discard(BeanContext ctx)
{
remove(ctx);
}
public void setInjectors(Injector[] injectors)
{
this.injectors = injectors;
}
public int getCreateCount()
{
return createCount;
}
public int getRemoveCount()
{
return removeCount;
}
}
|