/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hp.hpl.jena.util;
import com.hp.hpl.jena.shared.JenaException ;
import org.slf4j.Logger ;
import org.slf4j.LoggerFactory ;
/**
* Note: this has been copied here from ARQ.
*/
public class SystemUtils
{
private static Logger log = LoggerFactory.getLogger ( SystemUtils.class.getName() ) ;
static public ClassLoader chooseClassLoader()
{
ClassLoader classLoader = Thread.currentThread().getContextClassLoader() ;
if ( classLoader != null )
log.trace ( "Using thread classloader" ) ;
if ( classLoader == null )
{
classLoader = ClassLoader.getSystemClassLoader() ;
if ( classLoader != null )
log.trace ( "Using system classloader" ) ;
}
if ( classLoader == null )
throw new JenaException ( "Failed to find a classloader" ) ;
return classLoader ;
}
}