CSci 4608 Principles of Web Programming, UMM: XSL processing in a servlet.

The path to the xml and xsl files is relative to jakarta-tomcat-5.0.30/bin. At this point the files are right in this directory. In general, this is not a good idea, creating a subfolder would be better.



import java.io.*;
import java.text.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.xml.transform.stream.StreamSource; 
import javax.xml.transform.stream.StreamResult; 

public class ExampleServlet extends HttpServlet {


    public void doGet(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException	       
    {
       
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();

	String XMLSource = "food.xml";
	String XSLStylesheet = "food.xsl";
	
	try {
	
	// Instantiate a TransformerFactory.
	javax.xml.transform.TransformerFactory tFactory = 
                  javax.xml.transform.TransformerFactory.newInstance();

	// Use the TransformerFactory to process the stylesheet Source and
	// generate a Transformer.
	javax.xml.transform.Transformer transformer = tFactory.newTransformer
                (new javax.xml.transform.stream.StreamSource(XSLStylesheet));

	// Use the Transformer to transform an XML Source and send the
	// output to a Result object.
	transformer.transform
	    (new javax.xml.transform.stream.StreamSource(XMLSource), 
	     new javax.xml.transform.stream.StreamResult(out));

	} catch (javax.xml.transform.TransformerException e) {
	    System.out.println("Transformer exception " + e);
	}
	
    }
}

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