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  1. import java.io.StringReader;
  2.  
  3. import javax.xml.parsers.DocumentBuilder;
  4. import javax.xml.parsers.DocumentBuilderFactory;
  5. import javax.xml.xpath.XPath;
  6. import javax.xml.xpath.XPathConstants;
  7. import javax.xml.xpath.XPathExpression;
  8. import javax.xml.xpath.XPathFactory;
  9.  
  10. import org.w3c.dom.Document;
  11. import org.xml.sax.InputSource;
  12.  
  13. public class Main {
  14.     public static void main(String[] args) throws Exception {
  15.         String xml = "<?xml version=\"1.0\" encoding=\"iso-8859-1\" ?>\r\n" + //
  16.                 "<REPOSITORY xmlns:LIBRARY = \"http://w...content-available-to-author-only...s.org/LIBRARY/2.0/\" xmlns:xsi = \"http://w...content-available-to-author-only...3.prg/2001/XMLSchema-instance\"  xsi:schemaLocation = \"http://w...content-available-to-author-only...s.org/LIBRARY/2.0/ http://w...content-available-to-author-only...s.org/LIBRARY/2.0/LIBRARY-PHM.xsd\">\r\n" + // 
  17.                 "<repository>Test</repository>\r\n" + //
  18.                 "<records><record>\r\n" + //
  19.                 "<ejemplar>\r\n" + //
  20.                 "<library_book:book \r\n" + // 
  21.                 "    xmlns:library_book=\"http://w...content-available-to-author-only...c.es/LIBRARY/book/\"\r\n" + // 
  22.                 "    xmlns:book=\"http://w...content-available-to-author-only...c.es/LIBRARY/book/\"\r\n" + //
  23.                 "    xmlns:bookAssets=\"http://w...content-available-to-author-only...c.es/LIBRARY/book/\"\r\n" + // 
  24.                 "    xmlns:bookAsset=\"http://w...content-available-to-author-only...c.es/LIBRARY/book/\"\r\n" + //
  25.                 "    xmlns:xsi=\"http://w...content-available-to-author-only...3.org/2001/XMLSchema-instance\"\r\n" + //
  26.                 "    xsi:schemaLocation=\"http://w...content-available-to-author-only...c.es/LIBRARY/book/ http://w...content-available-to-author-only...c.es/LIBRARY/replacement/book.xsd\">\r\n" + // 
  27.                 "<book:bookAssets count=\"1\">\r\n" + //
  28.                 "<book:bookAsset nasset=\"1\">\r\n" + //
  29.                 "<book:bookAsset.id>value1</book:bookAsset.id>\r\n" + // 
  30.                 "<book:bookAsset.event>\r\n" + //
  31.                 "<book:bookAsset.event.id>value2</book:bookAsset.event.id>\r\n" + // 
  32.                 "</book:bookAsset.event>\r\n" + //
  33.                 "</book:bookAsset>\r\n" + //
  34.                 "</book:bookAssets>\r\n" + //
  35.                 "</library_book:book>\r\n" + //
  36.                 "</ejemplar>\r\n" + //
  37.                 "</record></records>\r\n" + // 
  38.                 "</REPOSITORY>";
  39.         // Standard of reading a XML file
  40.         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
  41.         factory.setNamespaceAware(true);
  42.         DocumentBuilder builder;
  43.         Document doc = null;
  44.         XPathExpression expr = null;
  45.         builder = factory.newDocumentBuilder();
  46.         doc = builder.parse(new InputSource(new StringReader(xml)));
  47.         // Create a XPathFactory
  48.         XPathFactory xFactory = XPathFactory.newInstance();
  49.         // Create a XPath object
  50.         XPath xpath = xFactory.newXPath();
  51.         expr = xpath.compile("//*[local-name()='bookAsset.event.id']/text()");
  52.         Object result = expr.evaluate(doc, XPathConstants.STRING);
  53.         System.out.println("RESULT=" + result);
  54.     }
  55. }
  56.  
Success #stdin #stdout 0.1s 246144KB
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Standard input is empty
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RESULT=value2
https://ideone.com/A4YoFs
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

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