Package com.bc.ceres.metadata

Class XPathHandler

java.lang.Object
com.bc.ceres.metadata.XPathHandler
public class XPathHandler extends Object
Handles XPath expressions in velocity template files. The expressions parse an input xml file.
Since:
Ceres 0.13.2

  • Constructor Details

    • XPathHandler

      public XPathHandler()

  • Method Details

    • run

      public String run(String xpath, Object document)
      Run a XPath query. Call with $xpath.run("XPath expression", $source-XML) in the velocity template. e.g. $xpath.run("//creationDate", $metadata)
      Parameters:
      xpath - The XPath expression
      document - Either an instance of ReaderResource, Element or a raw xml String.
      Returns:
      The demanded information from the XML document.

    • extractXml

      public String extractXml(String xpath, Object document) throws XPathExpressionException
      Run a XPath query. Call with $xpath.run("XPath expression", $source-XML) in the velocity template. e.g. $xpath.run("//creationDate", $metadata)
      Parameters:
      xpath - The XPath expression
      document - Either an instance of ReaderResource, Element or a raw xml String.
      Returns:
      The whole XML snippet, which starts with the tag selected in the xpath expression.
      Throws:
      XPathExpressionException