/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, 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.mx.loading;
import java.io.ByteArrayInputStream;
import java.util.Properties;
import org.jboss.mx.loading.LoaderRepositoryFactory.LoaderRepositoryConfigParser;
/** The LoaderRepositoryConfigParser implementation for the HeirarchicalLoaderRepository3.
* This implementation supports the single java2ParentDelegation property which
* indicates whether the HeirarchicalLoaderRepository3 should load classes from
* its scope first followed by its parent repository (java2ParentDelegation=true).
*
* @author Scott.Stark@jboss.org
* @version $Revision: 81022 $
*/
public class HeirarchicalLoaderRepository3ConfigParser
implements LoaderRepositoryConfigParser
{
/** Set the HeirarchicalLoaderRepository3.UseParentFirst attribute based on
* the value of the java2ParentDelegation property found in the config.
*
* @param repository the HeirarchicalLoaderRepository3 to set the
* UseParentFirst attribute on.
* @param config A string representation of a Properties file
* @throws Exception
*/
public void configure(LoaderRepository repository, String config)
throws Exception
{
HeirarchicalLoaderRepository3 hlr3 = (HeirarchicalLoaderRepository3) repository;
Properties props = new Properties();
ByteArrayInputStream bais = new ByteArrayInputStream(config.getBytes());
props.load(bais);
String java2ParentDelegation = props.getProperty("java2ParentDelegation");
if( java2ParentDelegation == null )
{
// Check for previous mis-spelled property name
java2ParentDelegation = props.getProperty("java2ParentDelegaton", "false");
}
boolean useParentFirst = Boolean.valueOf(java2ParentDelegation).booleanValue();
hlr3.setUseParentFirst(useParentFirst);
}
}