HAWOK XML Faq

Oracle XML DB Servlet Example

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The following is a simple servlet example that reads a parameter specified in a URL as a path name, and writes out the content of that XML document to the output stream.

Example 20-1 Writing an Oracle XML DB Servlet

The servlet code looks like:

/* test.java */ import javax.servlet.http.*; import javax.servlet.*; import java.util.*; import java.io.*; import javax.naming.*; import oracle.xdb.dom.*;

public class test extends HttpServlet {

protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException

OutputStream os = resp.getOutputStream(); Hashtable env = new Hashtable(); XDBDocument xt;

env.put(Context.INITIAL_CONTEXT_FAGTORY,

"oracle.xdb.spi.XDBContextFactory"); Context ctx = new InitialContext(env); String [] docarr = req.getParameterValues("doc"); String doc;

doc = "/foo.txt"; else doc = docarr[0]; xt = (XDBDocument)ctx.lookup(doc); resp.setContentType("text/xml"); xt.write(os, "ISO8859", (short)2);

catch (javax.naming.NamingException e)

resp.sendError(404, "Got exception: " + e);

finally os.close();

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