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// $Id$
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/**
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* Copyright (C) 2009 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.server;
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import java.io.File;
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import java.io.IOException;
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import java.util.HashSet;
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import java.util.Set;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import org.apache.log4j.Logger;
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import org.w3c.dom.Document;
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import org.w3c.dom.NamedNodeMap;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import org.xml.sax.SAXException;
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/**
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* @author a.kohlbecker
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* @date 30.03.2010
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*
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*/
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public class DataSourcePropertyParser {
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public static final Logger logger = Logger.getLogger(DataSourcePropertyParser.class);
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public static Set<CdmInstanceProperties> parseDataSourceConfigs(File datasourcesFile){
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logger.info("loading bean definition file: " + datasourcesFile.getAbsolutePath());
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Set<CdmInstanceProperties> configSet = new HashSet<CdmInstanceProperties>();
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try {
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DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Document doc = builder.parse(datasourcesFile);
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NodeList beanNodes = doc.getElementsByTagName("bean");
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for(int i=0; i < beanNodes.getLength(); i++){
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CdmInstanceProperties conf = new CdmInstanceProperties();
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Node beanNode = beanNodes.item(i);
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// ATTRIBUTE_DATASOURCE_NAME
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NamedNodeMap namedNodeMap = beanNode.getAttributes();
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conf.setDataSourceName(namedNodeMap.getNamedItem("id").getNodeValue());
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// ATTRIBUTE_DATASOURCE_DRIVERCLASS
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conf.setDriverClass(getXMLNodeProperty(beanNode, "driverClass"));
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conf.setUsername(getXMLNodeProperty(beanNode, "username"));
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if(conf.getUsername() == null){
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conf.setUsername(getXMLNodeProperty(beanNode, "user"));
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}
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conf.setPassword(getXMLNodeProperty(beanNode, "password"));
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conf.setUrl(getXMLNodeProperty(beanNode, "url"));
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if(conf.getUrl() == null){
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conf.setUrl(getXMLNodeProperty(beanNode, "jdbcUrl"));
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}
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logger.debug("adding instanceName: "+ conf.getDataSourceName());
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configSet.add(conf);
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}
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} catch (SAXException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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} catch (IOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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} catch (ParserConfigurationException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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return configSet;
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}
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private static String getXMLNodeProperty(Node beanNode, String name){
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NodeList children = beanNode.getChildNodes();
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for(int i=0; i < children.getLength(); i++){
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Node p = children.item(i);
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if(p.getNodeName().equals("property")
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&& p.getAttributes().getNamedItem("name").getNodeValue().equals(name)){
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return p.getAttributes().getNamedItem("value").getNodeValue();
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}
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}
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return null;
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}
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}
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