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  1. import java.io.ByteArrayInputStream;
  2. import java.io.InputStream;
  3. import java.io.StringWriter;
  4.  
  5. import javax.xml.parsers.DocumentBuilder;
  6. import javax.xml.parsers.DocumentBuilderFactory;
  7. import javax.xml.transform.OutputKeys;
  8. import javax.xml.transform.Transformer;
  9. import javax.xml.transform.TransformerException;
  10. import javax.xml.transform.TransformerFactory;
  11. import javax.xml.transform.dom.DOMSource;
  12. import javax.xml.transform.stream.StreamResult;
  13.  
  14. import org.w3c.dom.Document;
  15. import org.w3c.dom.Node;
  16.  
  17. public class Main {
  18.  
  19.   public static void main(String[] args) throws Exception {
  20.  
  21.     InputStream is = System.in;
  22.  
  23.     DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
  24.     //dbf.setNamespaceAware(true);
  25.     DocumentBuilder db = dbf.newDocumentBuilder();
  26.     Document d = db.parse(is);
  27.  
  28.     Node rootElement = d.getDocumentElement();
  29.     System.out.println("Whole document: \n");  
  30.     System.out.println(nodeToString(rootElement));
  31.     Node thing = rootElement.getChildNodes().item(1);
  32.     System.out.println("Just Thing: \n");  
  33.     System.out.println(nodeToString(thing));
  34.  
  35.   }
  36.  
  37.   private static String nodeToString(Node node) {
  38.     StringWriter sw = new StringWriter();
  39.     try {
  40.       Transformer t = TransformerFactory.newInstance().newTransformer();
  41.       t.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "no");
  42.       t.setOutputProperty(OutputKeys.INDENT, "yes");
  43.       t.transform(new DOMSource(node), new StreamResult(sw));
  44.     } catch (TransformerException te) {
  45.       System.out.println("nodeToString Transformer Exception");
  46.     }
  47.     return sw.toString();
  48.   }
  49.  
  50. }
Success #stdin #stdout 0.15s 380928KB
comments (?)
stdin
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<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<MainTag xmlns="http://BlahBlahBlah" xmlns:CustomAttr="http://BlitherBlither">
    <Thing CustomAttr="borkborkbork" />
</MainTag>
stdout
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Whole document: 

<?xml version="1.0" encoding="UTF-8"?><MainTag xmlns="http://BlahBlahBlah" xmlns:CustomAttr="http://BlitherBlither">
    <Thing CustomAttr="borkborkbork"/>
</MainTag>

Just Thing: 

<?xml version="1.0" encoding="UTF-8"?><Thing CustomAttr="borkborkbork"/>
https://ideone.com/jFNe1P
language:
Java (12.0.1)
created:
11 years ago
visibility:
secret

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