20th Floor Bar

<!--======================================================================-->
<!-- Generate the date in RFC822 format as required by rss specifications -->
<!-- format rfc822 is : Sat, 07 Sep 2002 09:42:31 GMT -->
<!--======================================================================-->
<xsl:template name="RFC822_Date">
	<!-- format rfc822 is : Sat, 07 Sep 2002 09:42:31 GMT -->
	<xsl:variable name="jdate" select="string(java:java.util.Date.new())"/>
	<!-- output java: Fri Apr 17 09:56:38 CEST 2009 -->
	<xsl:variable name="year" select="substring($jdate,26,4)"/>
	<xsl:variable name="month" select="substring($jdate,5,3)"/>
	<xsl:variable name="day" select="substring($jdate,9,2)"/>
	<xsl:variable name="dayOfWeek" select="substring($jdate,1,3)"/>
	<xsl:variable name="TZ" select="substring($jdate,21,4)"/>
	<xsl:variable name="time" select="substring($jdate,12,8)"/>
	<xsl:value-of select="concat($dayOfWeek,', ',$day, ' ', $month,' ', $year,' ',$time,' ',$TZ)"/>
</xsl:template>

import java.io.File;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
 
public class GlobalParameters
{
  public static void parseAndProcess(String sourceID, 
                                     String xslID,
                                     String outputID)
  {
    try
    {
      TransformerFactory tfactory = TransformerFactory.newInstance();
 
      Transformer transformer 
        = tfactory.newTransformer(new StreamSource(xslID));
 
      // Use the setParameter method to set global parameters
      transformer.setParameter("startX", new Integer(50));
      transformer.setParameter("baseColor", "magenta");
 
      transformer.transform(new StreamSource(new File(sourceID)),
                            new StreamResult(new File(outputID)));
    }
    catch (TransformerConfigurationException tce)
    {
      System.err.println("Exception: " + tce);
    }
    catch (TransformerException te)
    {
      System.err.println("Exception: " + te);
    }
  }
 
 
  public static void main(String argv[])
    throws java.io.IOException, 
           org.xml.sax.SAXException
  {
    GlobalParameters gp = new GlobalParameters();
    gp.parseAndProcess("xyz.xml", "params.xsl", "output.text");
  }
}

<xsl:if test= "string(number(/xpath/to/the/element))='NaN'">is not a number</xsl:if>

<xsl:if test="description/child::*[1][self::p]"> .... </xsl:if>