/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., 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.dependency.plugins;
import java.util.Map;
import org.jboss.dependency.spi.Controller;
import org.jboss.dependency.spi.ControllerContextActions;
import org.jboss.dependency.spi.ScopeInfo;
import org.jboss.dependency.spi.ControllerState;
import org.jboss.dependency.plugins.action.ControllerContextAction;
import org.jboss.metadata.spi.scope.ScopeKey;
/**
* Scoped alias controller context.
*
* @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
*/
public class ScopedAliasControllerContext extends AbstractAliasControllerContext
{
private ScopedAliasControllerContext(Object alias, Object original, ScopeKey scopeKey, ControllerContextActions actions)
{
super(alias, scopeKey.toString(), original, actions);
ScopeInfo scopeInfo = getScopeInfo();
scopeInfo.setInstallScope(scopeKey);
}
/**
* Add scoped alias.
*
* @param alias the alias
* @param original the original
* @param scopeKey the scope key
* @param controller the controller
* @throws Throwable for any error
*/
public static void addAlias(Object alias, Object original, ScopeKey scopeKey, Controller controller) throws Throwable
{
if (controller instanceof AbstractController == false)
throw new IllegalArgumentException("Can only handle AbstractController.");
AbstractController ac = (AbstractController)controller;
Map<ControllerState, ControllerContextAction> map = ac.createAliasActions();
ControllerContextActions actions = new AbstractControllerContextActions(map);
controller.install(new ScopedAliasControllerContext(alias, original, scopeKey, actions));
}
/**
* Remove alias.
*
* @param alias the alias
* @param scopeKey the scope key
* @param controller the controller
*/
public static void removeAlias(Object alias, ScopeKey scopeKey, Controller controller)
{
controller.uninstall(alias + "_Alias_" + scopeKey);
}
}