/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat, Inc., 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.as.deployment.naming;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import javax.naming.Context;
import javax.naming.NamingException;
/**
* Service responsible for managing the creation and life-cycle of a naming context.
*
* @author John E. Bailey
*/
public class ContextService implements Service<Context> {
private final InjectedValue<Context> parentContextValue = new InjectedValue<Context>();
private final JndiName name;
private Context context;
/**
* Create an instance with a specific name.
*
* @param name The context name in the parent context
*/
public ContextService(final JndiName name) {
this.name = name;
}
/**
* Creates a sub-context in the parent context with the provided name.
*
* @param context The start context
* @throws StartException If any problems occur creating the context
*/
public synchronized void start(final StartContext context) throws StartException {
final Context parentContext = parentContextValue.getValue();
try {
this.context = parentContext.createSubcontext(name.getLocalName());
} catch (NamingException e) {
throw new StartException("Failed to create sub-context with name '" + name + "' in context '" + parentContext + "'", e);
}
}
/**
* Unbinds the context from the parent.
*
* @param context The stop context
*/
public synchronized void stop(StopContext context) {
final Context parentContext = parentContextValue.getValue();
try {
parentContext.destroySubcontext(name.getLocalName());
} catch (NamingException e) {
throw new IllegalStateException("Failed to destroy sub-context with name '" + name + "' from context '" + parentContext + "'", e);
}
}
/**
* Get the context value.
*
* @return The context
* @throws IllegalStateException
*/
public synchronized Context getValue() throws IllegalStateException {
return context;
}
/**
* Get the parent context injector.
*
* @return The injector
*/
public Injector<Context> getParentContextInjector() {
return parentContextValue;
}
}