/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, 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.txn.service;
import javax.transaction.UserTransaction;
import org.jboss.as.naming.ContextListAndJndiViewManagedReferenceFactory;
import org.jboss.as.naming.ManagedReference;
import org.jboss.as.naming.ManagedReferenceFactory;
import org.jboss.as.naming.service.BinderService;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.value.InjectedValue;
/**
* A special type of {@link BinderService} used to bind {@link javax.transaction.UserTransaction} instances. This
* {@link UserTransactionBindingService} checks the permission to access the UserTransaction} before handing out the
* {@link javax.transaction.UserTransaction} instance from its {@link #getValue()} method.
*
* @author Jaikiran Pai
* @author Eduardo Martins
*/
public class UserTransactionBindingService extends BinderService {
private final InjectedValue<UserTransactionAccessControlService> accessControlService = new InjectedValue<UserTransactionAccessControlService>();
public UserTransactionBindingService(final String name) {
super(name);
}
@Override
public synchronized ManagedReferenceFactory getValue() throws IllegalStateException {
final ManagedReferenceFactory value = super.getValue();
if (value == null) {
return null;
}
// wrap the real factory in the one that controls access
return new ContextListAndJndiViewManagedReferenceFactory() {
@Override
public String getJndiViewInstanceValue() {
return UserTransaction.class.getSimpleName();
}
@Override
public String getInstanceClassName() {
return UserTransaction.class.getName();
}
@Override
public ManagedReference getReference() {
accessControlService.getValue().authorizeAccess();
return value.getReference();
}
};
}
public Injector<UserTransactionAccessControlService> getUserTransactionAccessControlServiceInjector() {
return accessControlService;
}
}