/*
* JBoss, Home of Professional Open Source
* Copyright 2007, Red Hat Middleware LLC, and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.deployers;
import org.jboss.deployers.spi.DeploymentException;
import org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer;
import org.jboss.deployers.structure.spi.DeploymentUnit;
import org.jboss.deployers.vfs.spi.structure.VFSDeploymentUnit;
/**
* An abstract more complicated VFS real deployer where the input
* is optional instead of mandatory.
*
* @author <a href="mailto:carlo.dewolf@jboss.com">Carlo de Wolf</a>
* @version $Revision: 67429 $
*/
public abstract class AbstractOptionalVFSRealDeployer<T> extends AbstractRealDeployer
{
private Class<T> optionalInput;
public AbstractOptionalVFSRealDeployer(Class<T> optionalInput)
{
assert optionalInput != null : "optionalInput is null";
this.optionalInput = optionalInput;
setInputs(optionalInput);
}
public void internalDeploy(DeploymentUnit unit) throws DeploymentException
{
deploy(unit, unit.getAttachment(optionalInput));
}
public void deploy(DeploymentUnit unit, T deployment) throws DeploymentException
{
if (unit instanceof VFSDeploymentUnit == false)
return;
VFSDeploymentUnit vfsDeploymentUnit = (VFSDeploymentUnit) unit;
deploy(vfsDeploymentUnit, deployment);
}
/**
* Deploy a deployment
*
* @param unit the unit
* @param deployment the attachment
* @throws DeploymentException for any error
*/
public abstract void deploy(VFSDeploymentUnit unit, T deployment) throws DeploymentException;
@Override
public void internalUndeploy(DeploymentUnit unit)
{
undeploy(unit, unit.getAttachment(optionalInput));
}
public void undeploy(DeploymentUnit unit, T deployment)
{
if (unit instanceof VFSDeploymentUnit == false)
return;
VFSDeploymentUnit vfsDeploymentUnit = (VFSDeploymentUnit) unit;
undeploy(vfsDeploymentUnit, deployment);
}
/**
* Undeploy a deployment
*
* @param unit the unit
* @param deployment the attachment
*/
public void undeploy(VFSDeploymentUnit unit, T deployment)
{
// Nothing
}
}