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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import org.w3c.dom.Document;
  7. import org.xml.sax.InputSource;
  8. import javax.xml.xpath.*;
  9. import javax.xml.parsers.*;
  10.  
  11. /* Name of the class has to be "Main" only if the class is public. */
  12. class Ideone
  13. {
  14. 	public static void main (String[] args) throws java.lang.Exception
  15. 	{
  16. 		String xmlInputString = "<root>" +
  17. 									"<something>" +
  18. 									    "<metadata name=\"user\" story=\"{some_text_here}\" extraStory=\"{don't want this}\" />" +
  19.     									"<metadata name=\"user\" story=\"{some_text_here}\" />" +
  20.     									"<metadata name=\"notAnUser\" story=\"{maybe_text_here}\" />" +
  21.   									"</something>" +
  22.   									"<somethingElse/>" +
  23. 								"</root>";
  24. 		DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
  25.  
  26. 		Document xmlInputDoc = docBuilder.parse(new InputSource(new StringReader(xmlInputString)));
  27.  
  28. 		XPath x = XPathFactory.newInstance().newXPath();
  29. 		XPathExpression ex = x.compile("//metadata[@name='user' and @story and count(@*) = 2]/@story");
  30. 		System.out.println(ex.evaluate(xmlInputDoc));
  31. 	}
  32. }
Success #stdin #stdout 0.08s 842752KB
comments ()
stdin
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Standard input is empty
stdout
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{some_text_here}
https://ideone.com/dpeCkM
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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