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EJB Tutorial from JBoss: ejb security
File: Calculator.java
/*
* 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.tutorial.security.bean;
public interface Calculator
{
int add(int x, int y);
int subtract(int x, int y);
int divide(int x, int y);
}
File: CalculatorBean.java
/*
* 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.tutorial.security.bean;
import javax.annotation.security.RolesAllowed;
import javax.ejb.Stateless;
import javax.ejb.TransactionAttribute;
import javax.ejb.TransactionAttributeType;
import javax.annotation.security.PermitAll;
import javax.annotation.security.RolesAllowed;
import javax.ejb.Remote;
import org.jboss.annotation.security.SecurityDomain;
import org.jboss.annotation.security.SecurityDomain;
@Stateless
@SecurityDomain("other")
@Remote(Calculator.class)
public class CalculatorBean implements Calculator
{
@PermitAll
@TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)
public int add(int x, int y)
{
return x + y;
}
@RolesAllowed({"student"})
public int subtract(int x, int y)
{
return x - y;
}
@RolesAllowed({"teacher"})
public int divide(int x, int y)
{
return x / y;
}
}
File: Client.java
/*
* 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.tutorial.security.client;
import java.util.Properties;
import javax.ejb.EJBAccessException;
import javax.naming.Context;
import javax.naming.InitialContext;
import org.jboss.tutorial.security.bean.Calculator;
/**
* @version $Revision: 57207 $
*/
public class Client
{
public static void main(String[] args) throws Exception
{
// Establish the proxy with an incorrect security identity
Properties env = new Properties();
env.setProperty(Context.SECURITY_PRINCIPAL, "kabir");
env.setProperty(Context.SECURITY_CREDENTIALS, "invalidpassword");
env.setProperty(Context.INITIAL_CONTEXT_FACTORY, "org.jboss.security.jndi.JndiLoginInitialContextFactory");
InitialContext ctx = new InitialContext(env);
Calculator calculator = (Calculator) ctx.lookup("CalculatorBean/remote");
System.out.println("Kabir is a student.");
System.out.println("Kabir types in the wrong password");
try
{
System.out.println("1 + 1 = " + calculator.add(1, 1));
}
catch (EJBAccessException ex)
{
System.out.println("Saw expected SecurityException: " + ex.getMessage());
}
System.out.println("Kabir types in correct password.");
System.out.println("Kabir does unchecked addition.");
// Re-establish the proxy with the correct security identity
env.setProperty(Context.SECURITY_CREDENTIALS, "validpassword");
ctx = new InitialContext(env);
calculator = (Calculator) ctx.lookup("CalculatorBean/remote");
System.out.println("1 + 1 = " + calculator.add(1, 1));
System.out.println("Kabir is not a teacher so he cannot do division");
try
{
calculator.divide(16, 4);
}
catch (javax.ejb.EJBAccessException ex)
{
System.out.println(ex.getMessage());
}
System.out.println("Students are allowed to do subtraction");
System.out.println("1 - 1 = " + calculator.subtract(1, 1));
}
}
File: users.properties
kabir=validpassword
