| /** |
| * 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.atlas.utils; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Properties; |
| |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.util.DefaultPropertiesPersister; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| /** |
| * Util class for XMLProperties. |
| */ |
| public class XMLPropertiesUtil extends DefaultPropertiesPersister { |
| private static Logger logger = LoggerFactory.getLogger(XMLPropertiesUtil.class); |
| |
| public XMLPropertiesUtil() { |
| } |
| |
| @Override |
| public void loadFromXml(Properties properties, InputStream inputStream) throws IOException { |
| try { |
| DocumentBuilderFactory xmlDocumentBuilderFactory = DocumentBuilderFactory |
| .newInstance(); |
| xmlDocumentBuilderFactory.setIgnoringComments(true); |
| xmlDocumentBuilderFactory.setNamespaceAware(true); |
| DocumentBuilder xmlDocumentBuilder = xmlDocumentBuilderFactory |
| .newDocumentBuilder(); |
| Document xmlDocument = xmlDocumentBuilder.parse(inputStream); |
| xmlDocument.getDocumentElement().normalize(); |
| |
| NodeList nList = xmlDocument.getElementsByTagName("property"); |
| |
| for (int temp = 0; temp < nList.getLength(); temp++) { |
| |
| Node nNode = nList.item(temp); |
| |
| if (nNode.getNodeType() == Node.ELEMENT_NODE) { |
| |
| Element eElement = (Element) nNode; |
| |
| String propertyName = ""; |
| String propertyValue = ""; |
| if (eElement.getElementsByTagName("name").item(0) != null) { |
| propertyName = eElement.getElementsByTagName("name") |
| .item(0).getTextContent().trim(); |
| } |
| if (eElement.getElementsByTagName("value").item(0) != null) { |
| propertyValue = eElement.getElementsByTagName("value") |
| .item(0).getTextContent().trim(); |
| } |
| |
| properties.put(propertyName, propertyValue); |
| |
| } |
| } |
| } catch (Exception e) { |
| logger.error("Error loading : ", e); |
| } |
| } |
| |
| } |