/*
* JBoss, Home of Professional Open Source
* Copyright 2005, 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.aop.microcontainer.beans;
import java.io.StringReader;
import java.util.List;
import org.jboss.aop.AspectManager;
import org.jboss.aop.introduction.InterfaceIntroduction;
import org.jboss.aop.pointcut.ast.ASTStart;
import org.jboss.aop.pointcut.ast.TypeExpressionParser;
import org.jboss.util.id.GUID;
/**
* An AspectBinding.
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @version $Revision: 74002 $
*/
public class IntroductionBinding
{
protected AspectManager manager;
protected String name;
protected String classes;
protected String expr;
protected List<String> interfaces;
protected List<MixinEntry> mixins;
public IntroductionBinding()
{
super();
}
/**
* Get the interfaces.
*
* @return the interfaces.
*/
public List<String> getInterfaces()
{
return interfaces;
}
/**
* Set the interfaces.
*
* @param interfaces The interfaces to set.
*/
public void setInterfaces(List<String> interfaces)
{
this.interfaces = interfaces;
}
public List<MixinEntry> getMixins()
{
return mixins;
}
public void setMixins(List<MixinEntry> mixins)
{
this.mixins = mixins;
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
/**
* Get the classes.
*
* @return the classes.
*/
public String getClasses()
{
return classes;
}
/**
* Set the classes.
*
* @param classes The classes to set.
*/
public void setClasses(String classes)
{
this.classes = classes;
}
public String getExpr()
{
return expr;
}
public void setExpr(String expr)
{
this.expr = expr;
}
/**
* Get the manager.
*
* @return the manager.
*/
public AspectManager getManager()
{
return manager;
}
/**
* Set the manager.
*
* @param manager The manager to set.
*/
public void setManager(AspectManager manager)
{
this.manager = manager;
}
public void start() throws Exception
{
if (manager == null)
throw new IllegalArgumentException("Null manager");
if (classes == null && expr == null)
throw new IllegalArgumentException("Neither classes nor expr set");
if (classes != null && expr != null)
throw new IllegalArgumentException("Cannot set both classes and expr");
if (interfaces == null && mixins == null)
throw new IllegalArgumentException("Neither interfaces nor mixins set");
if (name == null)
name = GUID.asString();
String[] intfs = (interfaces != null) ? interfaces.toArray(new String[interfaces.size()]) : null;
InterfaceIntroduction introduction = null;
if (classes != null)
{
introduction = new InterfaceIntroduction(name, classes, intfs);
}
else
{
ASTStart start = new TypeExpressionParser(new StringReader(expr)).Start();
introduction = new InterfaceIntroduction(name, start, intfs);
}
if (mixins != null)
{
for (MixinEntry entry : mixins)
{
if (entry.getInterfaces() == null)
throw new IllegalArgumentException("MixinEntry with null interfaces");
if (entry.getMixin() == null)
throw new IllegalArgumentException("MixinEntry with null mixin");
String[] intfaces = entry.getInterfaces().toArray(new String[entry.getInterfaces().size()]);
introduction.addMixin(new InterfaceIntroduction.Mixin(entry.getMixin(), intfaces, entry.getConstruction(), entry.isTransient()));
}
}
manager.addInterfaceIntroduction(introduction);
}
public void stop() throws Exception
{
manager.removeInterfaceIntroduction(name);
}
}