org.apache.log4j.xml.UnrecognizedElementHandler Maven / Gradle / Ivy
/*
* 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.log4j.xml;
import java.util.Properties;
import org.w3c.dom.Element;
/**
* When implemented by an object configured by DOMConfigurator,
* the handle method will be called when an unrecognized child
* element is encountered. Unrecognized child elements of
* the log4j:configuration element will be dispatched to
* the logger repository if it supports this interface.
*
* @since 1.2.15
*/
public interface UnrecognizedElementHandler {
/**
* Called to inform a configured object when
* an unrecognized child element is encountered.
* @param element element, may not be null.
* @param props properties in force, may be null.
* @return true if configured object recognized the element
* @throws Exception throw an exception to prevent activation
* of the configured object.
*/
boolean parseUnrecognizedElement(Element element, Properties props) throws Exception;
}