// RowlandJettyServer by Rowland
// a utility class to tie in to Jetty.

import javax.servlet.*;
import javax.servlet.http.*;
import org.mortbay.http.*;  // Jetty org.mortbay.jetty.jar
import org.mortbay.jetty.servlet.*;  // Jetty org.mortbay.jetty.jar

public class RowlandJettyServer {
    protected final HttpServer server;
    protected final int port;
    protected final RowlandServletDesc sds[];

    RowlandJettyServer(int _port, RowlandServletDesc _sds[]) {
	port= _port;  sds= _sds;
	System.out.println("Building HttpServer");
	server= new HttpServer();
	try {
	    System.out.println("  Adding Listener to server at port "+ port);
	    server.addListener(":"+ port);

	    ServletHandler handler= new ServletHandler();
	    int i;
	    for (i=0; i< sds.length; i++) {
		RowlandServletDesc sd= sds[i];
		System.out.println("  Adding Servlet to handler at http://localhost:"+
				   port+ "/" + sd.URI+ "/");
		handler.addServlet("/"+ sd.URI+ "/*", sd.className);
	    }

	    System.out.println("  Getting root context from server");
	    HttpContext context= server.getContext("/");
	    System.out.println("  Adding Handler to root context");
	    context.addHandler(handler);
	    System.out.println("Starting server");
	    server.start();  // non-blocking.
	    System.out.println("Started server");
	} catch (java.net.BindException e) {
	    System.err.println("serve Can't bind to "+ port+ ": "+ e.getMessage());
	} catch (Exception e) {
	    System.err.println("EXC serve: "+ e.getMessage());
	    e.printStackTrace();
	}
    }
}