/*
* JBoss, Home of Professional Open Source.
* Copyright 2007, 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.classloader.test.support;
import java.security.AccessController;
import java.security.PrivilegedAction;
import org.jboss.classloader.plugins.system.DefaultClassLoaderSystem;
import org.jboss.classloader.spi.ClassLoaderDomain;
import org.jboss.classloader.spi.ClassLoaderSystem;
import org.jboss.classloader.spi.Loader;
import org.jboss.classloader.spi.ParentPolicy;
/**
* MockClassLoaderHelper<p>
*
* WARNING. This class/package should be excluded from the release
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @author <a href="mailto:ales.justin@jboss.org">Ales Justin</a>
* @version $Revision: 1.1 $
*/
public class MockClassLoaderHelper
{
/**
* Create a mock classloading system<p>
*
* No security problem. A user can create their own classloader system, so what?
*
* @return the new classloading system
*/
public static ClassLoaderSystem createMockClassLoaderSystem()
{
return new DefaultClassLoaderSystem();
}
/**
* Create a mock classloader policy with the given name
*
* @param name the name
* @return the policy
*/
public static MockClassLoaderPolicy createMockClassLoaderPolicy(final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<MockClassLoaderPolicy>()
{
public MockClassLoaderPolicy run()
{
return new MockClassLoaderPolicy(name);
}
});
}
/**
* Create a mock counting classloader policy with the given name
*
* @param name the name
* @return the policy
*/
public static CountingClassLoaderPolicy createMockCountingClassLoaderPolicy(final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<CountingClassLoaderPolicy>()
{
public CountingClassLoaderPolicy run()
{
return new CountingClassLoaderPolicy(name);
}
});
}
/**
* Create and register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domain the domain
* @param name the name
* @return the classloader
*/
public static ClassLoader createAndRegisterMockClassLoader(final ClassLoaderSystem system, final ClassLoaderDomain domain, final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
MockClassLoaderPolicy policy = new MockClassLoaderPolicy(name);
if (domain == null)
return system.registerClassLoaderPolicy(policy);
else
return system.registerClassLoaderPolicy(domain, policy);
}
});
}
/**
* Create and register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domainName the domain name
* @param name the name
* @return the classloader
*/
public static ClassLoader createAndRegisterMockClassLoader(final ClassLoaderSystem system, final String domainName, final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
MockClassLoaderPolicy policy = new MockClassLoaderPolicy(name);
return system.registerClassLoaderPolicy(domainName, policy);
}
});
}
/**
* Create and register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domainName the domain name
* @param parentPolicy the parent policy
* @param name the name
* @return the classloader
*/
public static ClassLoader createAndRegisterMockClassLoader(final ClassLoaderSystem system, final String domainName, final ParentPolicy parentPolicy, final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
MockClassLoaderPolicy policy = new MockClassLoaderPolicy(name);
return system.registerClassLoaderPolicy(domainName, parentPolicy, policy);
}
});
}
/**
* Create and register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domainName the domain name
* @param parentPolicy the parent policy
* @param parentDomainName the parent domain name
* @param name the name
* @return the classloader
*/
public static ClassLoader createAndRegisterMockClassLoader(final ClassLoaderSystem system, final String domainName, final ParentPolicy parentPolicy, final String parentDomainName, final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
MockClassLoaderPolicy policy = new MockClassLoaderPolicy(name);
return system.registerClassLoaderPolicy(domainName, parentPolicy, parentDomainName, policy);
}
});
}
/**
* Create and register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domainName the domain name
* @param parentPolicy the parent policy
* @param parent the parent loader
* @param name the name
* @return the classloader
*/
public static ClassLoader createAndRegisterMockClassLoader(final ClassLoaderSystem system, final String domainName, final ParentPolicy parentPolicy, final Loader parent, final String name)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
MockClassLoaderPolicy policy = new MockClassLoaderPolicy(name);
return system.registerClassLoaderPolicy(domainName, parentPolicy, parent, policy);
}
});
}
/**
* Register a mock classloader policy<p>
*
* No security problem here. The user needs access to a ClassLoaderSystem
* to register a classloader with it.
*
* @param system the system
* @param domain the domain
* @param policy the policy
* @return the classloader
*/
public static ClassLoader registerMockClassLoader(final ClassLoaderSystem system, final ClassLoaderDomain domain, final MockClassLoaderPolicy policy)
{
return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
if (domain == null)
return system.registerClassLoaderPolicy(policy);
else
return system.registerClassLoaderPolicy(domain, policy);
}
});
}
/**
* Check whether a class has the expected classloader
*
* @param clazz the class
* @param expected the expected classloader
* @return true when it has the expected classloader
*/
public static boolean isExpectedClassLoader(final Class<?> clazz, final ClassLoader expected)
{
ClassLoader classLoader = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>()
{
public ClassLoader run()
{
return clazz.getClassLoader();
}
});
if (classLoader == null)
return expected == null;
return classLoader.equals(expected);
}
}