/*
* 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.axiom.util.stax.dialect;
import javax.xml.stream.XMLResolver;
import javax.xml.stream.XMLStreamException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* This XMLResolver is used whenever a secure XMLStreamReader
* is needed. Basically it throws an exception if an attempt
* is made to read an entity.
*/
final class SecureXMLResolver implements XMLResolver {
private static final Log log = LogFactory.getLog(SecureXMLResolver.class);
public Object resolveEntity(String publicID, String systemID, String baseURI,
String namespace) throws XMLStreamException {
// Do not expose the name of the entity that was attempted to be
// read as this will reveal secure information to the client.
if (log.isDebugEnabled()) {
log.debug("resolveEntity is disabled because this is a secure XMLStreamReader(" +
publicID + ") (" + systemID + ") (" + baseURI + ") (" + namespace + ")");
}
throw new XMLStreamException("Reading external entities is disabled");
}
}