/**
* 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 org.apache.cxf.jbi.se;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Iterator;
import java.util.Properties;
import java.util.logging.Logger;
import org.apache.cxf.common.classloader.FireWallClassLoader;
import org.apache.cxf.common.logging.LogUtils;
public class ComponentClassLoader extends URLClassLoader {
private static final Logger LOG = LogUtils.getL7dLogger(ComponentClassLoader.class);
private static final String FILTERS_PROPS_FILE = "filters.properties";
private static final String NEFILTERS_PROPS_FILE = "negativefilters.properties";
public ComponentClassLoader(URL[] urls, ClassLoader p) throws IOException {
super(urls, new FireWallClassLoader(p,
getFilterList(p, FILTERS_PROPS_FILE),
getFilterList(p, NEFILTERS_PROPS_FILE)));
}
public void addResource(URL url) {
addURL(url);
}
private static String[] getFilterList(ClassLoader parent, String propFile) throws IOException {
Properties filtersProps = getProperties(parent, propFile);
Iterator<Object> i = filtersProps.keySet().iterator();
while (i.hasNext()) {
LOG.config("get Filter " + propFile + "::" + (String)i.next());
}
return (String[])filtersProps.keySet().toArray(new String[] {});
}
private static Properties getProperties(ClassLoader parent, String propsFileName) throws IOException {
InputStream in = parent.getResourceAsStream(propsFileName);
if (null == in) {
in = ComponentClassLoader.class.getResourceAsStream(propsFileName);
if (null == in) {
String msg = "Internal component classloader failed to locate configuration resource: "
+ propsFileName;
IOException ioe = new IOException(msg);
LOG.warning(ioe.toString());
throw ioe;
}
}
Properties props = new Properties();
props.load(in);
LOG.fine("Contents: " + propsFileName + props);
return props;
}
}