XmlFactory.java

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package com.neuronrobotics.sdk.addons.kinematics.xml;
import java.io.IOException;
import java.io.InputStream;
 
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
 
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
 
// TODO: Auto-generated Javadoc
public class XmlFactory {
    
    public static InputStream getDefaultConfigurationStream(String file) {
        return XmlFactory.class.getResourceAsStream(file);
    }
    
    public static Document getAllNodesDocument(InputStream config) {
        //InputStream config = XmlFactory.getDefaultConfigurationStream("DyioServo.xml");
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder;
        Document doc = null;
        try {
            dBuilder = dbFactory.newDocumentBuilder();
            doc = dBuilder.parse(config);
            doc.getDocumentElement().normalize();
        } catch (ParserConfigurationException e) {
            throw new RuntimeException(e);
        } catch (SAXException e) {
            throw new RuntimeException(e);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return doc;
    }
    
    
    public static NodeList getAllNodesFromTag(String sTag, InputStream config){
        Document doc =getAllNodesDocument(config);
        //Parsing XML File and store in LinkConfiguration
        return doc.getElementsByTagName(sTag);
    }
    
    public static String getTagValue(String sTag, Element eElement){
        
        NodeList nlList= eElement.getElementsByTagName(sTag).item(0).getChildNodes();
        Node nValue = (Node) nlList.item(0); 
       // System.out.println("\t\t"+sTag+" = "+nValue.getNodeValue());
        return nValue.getNodeValue();    
    }
    
    public static Double getTagValueDouble(String sTag, Element eElement){
        NodeList nlList= eElement.getElementsByTagName(sTag).item(0).getChildNodes();
        Node nValue = (Node) nlList.item(0); 
       // System.out.println("\t\t"+sTag+" = "+nValue.getNodeValue());
        return Double.parseDouble(nValue.getNodeValue());    
    }
}