| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed 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.onosproject.yms.app.ych.defaultcodecs.xml; |
| |
| import org.dom4j.Element; |
| |
| /** |
| * Abstraction of an entity which provide call back methods which are called |
| * by xml walker while walking the xml data tree. This interface needs to be |
| * implemented by protocol implementing listener's based call backs while |
| * xml walk. |
| */ |
| interface XmlListener { |
| |
| /** |
| * Callback invoked during a node entry. All the related information |
| * about the node can be obtained from the element. |
| * |
| * @param element current xml node(element) |
| * @param nodeType xml node type |
| * @param rootElement root element |
| */ |
| void enterXmlElement(Element element, XmlNodeType nodeType, |
| Element rootElement); |
| |
| /** |
| * Callback invoked during a node exit. All the related information |
| * about the node can be obtained from the element. |
| * |
| * @param element current xml node(element) |
| * @param nodeType xml node type |
| * @param rootElement root element |
| */ |
| void exitXmlElement(Element element, XmlNodeType nodeType, |
| Element rootElement); |
| } |