package org.drools.semantics.base;
/*
* $Id: BaseApplicationDataFactory.java,v 1.3 2005/07/30 16:37:40 brownj Exp $
*
* Copyright 2002 (C) The Werken Company. All Rights Reserved.
*
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain copyright statements and
* notices. Redistributions must also contain a copy of this document.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name "drools" must not be used to endorse or promote products derived
* from this Software without prior written permission of The Werken Company.
* For written permission, please contact bob@werken.com.
*
* 4. Products derived from this Software may not be called "drools" nor may
* "drools" appear in their names without prior written permission of The Werken
* Company. "drools" is a registered trademark of The Werken Company.
*
* 5. Due credit should be given to The Werken Company.
* (http://drools.werken.com/).
*
* THIS SOFTWARE IS PROVIDED BY THE WERKEN COMPANY AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE WERKEN COMPANY OR ITS CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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*
*/
import org.drools.rule.ApplicationData;
import org.drools.rule.RuleSet;
import org.drools.smf.ApplicationDataFactory;
import org.drools.smf.Configuration;
import org.drools.smf.FactoryException;
import org.drools.spi.Importer;
import org.drools.spi.RuleBaseContext;
public class BaseApplicationDataFactory
implements
ApplicationDataFactory
{
public ApplicationData newApplicationData(RuleSet ruleSet,
RuleBaseContext context,
Configuration config ) throws FactoryException
{
String className = config.getText( ).trim( );
Class clazz = null;
try
{
ClassLoader cl = (ClassLoader) context.get( "smf-classLoader" );
if ( cl == null )
{
cl = Thread.currentThread( ).getContextClassLoader( );
context.put( "smf-classLoader",
cl );
}
if ( cl == null )
{
cl = getClass( ).getClassLoader( );
context.put( "smf-classLoader",
cl );
}
Importer importer = ruleSet.getImporter( );
clazz = importer.importClass( cl,
className );
}
catch ( ClassNotFoundException e )
{
throw new FactoryException( e.getMessage( ) );
}
catch ( Error e )
{
throw new FactoryException( e.getMessage( ) );
}
return new ApplicationData( ruleSet,
config.getAttribute( "identifier" ),
clazz );
}
}