/*
* 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 java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.security.Identity;
import java.security.Principal;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Properties;
import javax.ejb.EJBException;
import javax.ejb.EJBHome;
import javax.ejb.EJBLocalHome;
import javax.ejb.EJBLocalObject;
import javax.ejb.EJBObject;
import javax.ejb.MessageDrivenContext;
import javax.ejb.SessionContext;
import javax.ejb.TimerService;
import javax.ejb.TransactionManagementType;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.transaction.Status;
import javax.transaction.SystemException;
import javax.transaction.TransactionManager;
import javax.transaction.UserTransaction;
import javax.xml.rpc.handler.MessageContext;
import org.jboss.annotation.security.SecurityDomain;
import org.jboss.aop.Advisor;
import org.jboss.ejb3.security.SecurityDomainManager;
import org.jboss.ejb3.stateless.StatelessBeanContext;
import org.jboss.ejb3.tx.TxUtil;
import org.jboss.ejb3.tx.UserTransactionImpl;
import org.jboss.logging.Logger;
import org.jboss.security.RealmMapping;
import org.jboss.security.RunAsIdentity;
import org.jboss.security.SecurityAssociation;
import org.jboss.security.SimplePrincipal;
import org.jboss.metamodel.descriptor.SecurityRoleRef;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 63839 $
*/
public class BaseSessionContext implements SessionContext, MessageDrivenContext, Externalizable
{
private static final long serialVersionUID = -2485139227124937217L;
private static final Logger log = Logger.getLogger(BaseSessionContext.class);
protected transient Container container;
protected transient RealmMapping rm;
protected BaseContext baseContext;
public BaseSessionContext()
{
}
public void setBaseContext(BaseContext baseContext)
{
this.baseContext = baseContext;
}
public Container getContainer()
{
return container;
}
public void setContainer(Container container)
{
this.container = container;
try
{
InitialContext ctx = container.getInitialContext();
setupSecurityDomain(container, ctx);
}
catch (NamingException e)
{
throw new RuntimeException(e);
}
}
private void setupSecurityDomain(Container container, InitialContext ctx)
throws NamingException
{
SecurityDomain securityAnnotation = (SecurityDomain) ((Advisor) container).resolveAnnotation(SecurityDomain.class);
if (securityAnnotation == null) return;
Object domain = SecurityDomainManager.getSecurityManager(securityAnnotation.value(), ctx);
rm = (RealmMapping) domain;
}
protected RealmMapping getRm()
{
return rm;
}
public void writeExternal(ObjectOutput out) throws IOException
{
out.writeUTF(container.getObjectName().getCanonicalName());
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
container = Ejb3Registry.getContainer(in.readUTF());
InitialContext ctx = container.getInitialContext();
try
{
setupSecurityDomain(container, ctx);
}
catch (NamingException e)
{
throw new RuntimeException(e);
}
}
//----------------
public Object lookup(String name)
{
String newName;
if (name.startsWith("/"))
{
newName = "env" + name;
}
else
{
newName = "env/" + name;
}
try
{
return getContainer().getEnc().lookup(newName);
}
catch (NamingException ignored)
{
try
{
return getContainer().getInitialContext().lookup(name);
}
catch (NamingException ignored2)
{
}
}
return null;
}
public Identity getCallerIdentity()
{
throw new IllegalStateException("deprecated");
}
public Principal getCallerPrincipal()
{
Principal principal = SecurityAssociation.getCallerPrincipal();
if (getRm() != null)
{
principal = getRm().getPrincipal(principal);
}
// This method never returns null.
if (principal == null)
throw new java.lang.IllegalStateException("No valid security context for the caller identity");
return principal;
}
public boolean isCallerInRole(Identity role)
{
throw new IllegalStateException("deprecated");
}
public boolean isCallerInRole(String roleName)
{
// TODO revert to aspects.security.SecurityContext impl when JBoss AOP 1.1 is out.
Principal principal = getCallerPrincipal();
// Check the caller of this beans run-as identity
// todo use priveleged stuff in ejb class
RunAsIdentity runAsIdentity = SecurityActions.peekRunAsIdentity(1);
if (principal == null && runAsIdentity == null)
return false;
if (getRm() == null)
{
String msg = "isCallerInRole() called with no security context. "
+ "Check that a security-domain has been set for the application.";
throw new IllegalStateException(msg);
}
// Ensure that you go through the security role references that may be configured
EJBContainer ejbc = (EJBContainer)container;
if(ejbc.getXml() != null)
{
Collection<SecurityRoleRef> securityRoleRefs = ejbc.getXml().getSecurityRoleRefs();
for(SecurityRoleRef roleRef: securityRoleRefs)
{
String refName = roleRef.getRoleName();
if(roleName.equals(refName))
roleName = roleRef.getRoleLink();
}
}
HashSet set = new HashSet();
set.add(new SimplePrincipal(roleName));
if (runAsIdentity == null)
return getRm().doesUserHaveRole(principal, set);
else
return runAsIdentity.doesUserHaveRole(set);
}
public TimerService getTimerService() throws IllegalStateException
{
return getContainer().getTimerService();
}
public UserTransaction getUserTransaction() throws IllegalStateException
{
TransactionManagementType type = TxUtil.getTransactionManagementType(((Advisor) getContainer()));
if (type != TransactionManagementType.BEAN) throw new IllegalStateException("Container " + getContainer().getEjbName() + ": it is illegal to inject UserTransaction into a CMT bean");
return new UserTransactionImpl();
}
public EJBHome getEJBHome()
{
throw new EJBException("EJB 3.0 does not have a home type.");
}
public EJBLocalHome getEJBLocalHome()
{
throw new EJBException("EJB 3.0 does not have a home type.");
}
public Properties getEnvironment()
{
throw new EJBException("Deprecated");
}
public void setRollbackOnly() throws IllegalStateException
{
// EJB1.1 11.6.1: Must throw IllegalStateException if BMT
TransactionManagementType type = TxUtil.getTransactionManagementType(((Advisor) getContainer()));
if (type != TransactionManagementType.CONTAINER) throw new IllegalStateException("Container " + getContainer().getEjbName() + ": it is illegal to call setRollbackOnly from BMT: " + type);
try
{
TransactionManager tm = TxUtil.getTransactionManager();
// The getRollbackOnly and setRollBackOnly method of the SessionContext interface should be used
// only in the session bean methods that execute in the context of a transaction.
if (tm.getTransaction() == null)
throw new IllegalStateException("setRollbackOnly() not allowed without a transaction.");
tm.setRollbackOnly();
}
catch (SystemException e)
{
log.warn("failed to set rollback only; ignoring", e);
}
}
public boolean getRollbackOnly() throws IllegalStateException
{
// EJB1.1 11.6.1: Must throw IllegalStateException if BMT
TransactionManagementType type = TxUtil.getTransactionManagementType(((Advisor) getContainer()));
if (type != TransactionManagementType.CONTAINER)
throw new IllegalStateException("Container " + getContainer().getEjbName() + ": it is illegal to call getRollbackOnly from BMT: " + type);
try
{
TransactionManager tm = TxUtil.getTransactionManager();
// The getRollbackOnly and setRollBackOnly method of the SessionContext interface should be used
// only in the session bean methods that execute in the context of a transaction.
if (tm.getTransaction() == null)
throw new IllegalStateException("getRollbackOnly() not allowed without a transaction.");
// EJBTHREE-805, consider an asynchronous rollback due to timeout
int status = tm.getStatus();
return status == Status.STATUS_MARKED_ROLLBACK
|| status == Status.STATUS_ROLLING_BACK
|| status == Status.STATUS_ROLLEDBACK;
}
catch (SystemException e)
{
log.warn("failed to get tx manager status; ignoring", e);
return true;
}
}
public EJBLocalObject getEJBLocalObject() throws IllegalStateException
{
try
{
Object id = baseContext.getId();
EJBLocalObject proxy = (EJBLocalObject)((SessionContainer)container).createLocalProxy(id);
return proxy;
}
catch (Exception e)
{
throw new IllegalStateException(e);
}
}
public EJBObject getEJBObject() throws IllegalStateException
{
try
{
Object id = baseContext.getId();
EJBObject proxy = (EJBObject)((SessionContainer)container).createRemoteProxy(id);
return proxy;
}
catch (Exception e)
{
throw new IllegalStateException(e);
}
}
public Object getBusinessObject(Class businessInterface) throws IllegalStateException
{
return ((EJBContainer)container).getBusinessObject(baseContext, businessInterface);
}
public Class getInvokedBusinessInterface() throws IllegalStateException
{
return ((SessionContainer)container).getInvokedBusinessInterface();
}
public MessageContext getMessageContext() throws IllegalStateException
{
// disallowed for stateful session beans (EJB3 FR 4.4.1 p 81)
if(baseContext instanceof StatelessBeanContext)
{
MessageContext ctx = ((StatelessBeanContext) baseContext).getMessageContextJAXRPC();
if(ctx == null)
throw new IllegalStateException("No message context found");
return ctx;
}
throw new UnsupportedOperationException("Only stateless beans can have a message context");
}
}
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