/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.test.kernel.lazy.test;
import java.util.Collections;
import org.jboss.beans.metadata.plugins.AbstractBeanMetaData;
import org.jboss.beans.metadata.plugins.AbstractDemandMetaData;
import org.jboss.beans.metadata.plugins.AbstractLazyMetaData;
import org.jboss.beans.metadata.spi.DemandMetaData;
import org.jboss.dependency.spi.ControllerMode;
import org.jboss.dependency.spi.ControllerState;
import org.jboss.kernel.Kernel;
import org.jboss.kernel.spi.dependency.KernelController;
import org.jboss.kernel.spi.dependency.KernelControllerContext;
import org.jboss.test.AbstractTestDelegate;
import org.jboss.test.kernel.AbstractKernelTest;
import org.jboss.test.kernel.lazy.support.IRare;
import org.jboss.test.kernel.lazy.support.RareBean;
/**
* @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
*/
public abstract class LazyInstantiationTest extends AbstractKernelTest
{
public LazyInstantiationTest(String name)
{
super(name);
}
/**
* Default setup w/o security manager enabled
*
* @param clazz the class
* @return the delegate
* @throws Exception for any error
*/
public static AbstractTestDelegate getDelegate(Class<?> clazz) throws Exception
{
return new AbstractTestDelegate(clazz);
}
protected abstract String getFactoryClassName();
public void testLazy() throws Throwable
{
Kernel kernel = bootstrap();
KernelController controller = kernel.getController();
try
{
AbstractBeanMetaData bean = new AbstractBeanMetaData("bean", RareBean.class.getName());
bean.setMode(ControllerMode.MANUAL);
DemandMetaData demand = new AbstractDemandMetaData("foobar");
((AbstractDemandMetaData)demand).setWhenRequired(ControllerState.INSTANTIATED);
bean.setDemands(Collections.singleton(demand));
KernelControllerContext beanContext = controller.install(bean);
controller.change(beanContext, ControllerState.NOT_INSTALLED);
ModifiedLazyMetaData lazy = new ModifiedLazyMetaData("bean", getFactoryClassName());
lazy.setInterfaces(Collections.singleton(IRare.class.getName()));
KernelControllerContext lazyContext = controller.install(lazy);
assertNotNull(lazyContext);
assertEquals(ControllerState.INSTALLED, lazyContext.getState());
controller.change(beanContext, ControllerState.DESCRIBED);
controller.change(lazyContext, ControllerState.INSTALLED);
IRare lazyRare = (IRare)lazyContext.getTarget();
assertNotNull(lazyRare);
try
{
lazyRare.getHits();
throw new RuntimeException("Should not be here.");
}
catch(Throwable t)
{
assertInstanceOf(t, IllegalArgumentException.class);
}
controller.install(new AbstractBeanMetaData("foobar", Object.class.getName()));
controller.change(beanContext, ControllerState.INSTALLED);
assertEquals(0, lazyRare.getHits());
lazyRare.setHits(10);
assertEquals(5, lazyRare.checkHits(15));
controller.uninstall(beanContext.getName());
assertEquals(ControllerState.DESCRIBED, lazyContext.getState());
}
finally
{
controller.shutdown();
}
}
public void testOnDemand() throws Throwable
{
Kernel kernel = bootstrap();
KernelController controller = kernel.getController();
try
{
AbstractBeanMetaData bean = new AbstractBeanMetaData("bean", RareBean.class.getName());
bean.setMode(ControllerMode.ON_DEMAND);
KernelControllerContext beanContext = controller.install(bean);
ModifiedLazyMetaData lazy = new ModifiedLazyMetaData("bean", getFactoryClassName());
lazy.setInterfaces(Collections.singleton(IRare.class.getName()));
KernelControllerContext lazyContext = controller.install(lazy);
assertNotNull(lazyContext);
assertEquals(ControllerState.INSTALLED, lazyContext.getState());
IRare lazyRare = (IRare)lazyContext.getTarget();
assertNotNull(lazyRare);
// should not be fully installed yet
assertEquals(ControllerState.DESCRIBED, beanContext.getState());
assertEquals(0, lazyRare.getHits());
// the hit should install it
assertEquals(ControllerState.INSTALLED, beanContext.getState());
lazyRare.setHits(10);
assertEquals(5, lazyRare.checkHits(15));
controller.uninstall(beanContext.getName());
assertEquals(ControllerState.DESCRIBED, lazyContext.getState());
}
finally
{
controller.shutdown();
}
}
private class ModifiedLazyMetaData extends AbstractLazyMetaData
{
/** The serialVersionUID */
private static final long serialVersionUID = 1L;
public ModifiedLazyMetaData(String beanName, String factoryClassName)
{
super(beanName);
setFactoryClassName(factoryClassName);
}
}
}