DeathServlet.java

package net.gnehzr.tnoodle.server;

import java.net.InetAddress;
import java.util.LinkedHashMap;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


@SuppressWarnings("serial")
public class DeathServlet extends SafeHttpServlet {

    @Override
    protected void wrappedService(HttpServletRequest request,
            HttpServletResponse response, String[] path,
            LinkedHashMap<String, String> query) throws Exception {

        if(path.length == 1 && path[0].equals("now")) {
            // If localhost makes a request to
            // http://localhost:PORT/kill/now
            // that's enough for us to commit honorable suicide.
            InetAddress remote = InetAddress.getByName(request.getRemoteAddr());
            System.out.print("Asked to kill myself by " + remote + "...");
            if(remote.isLoopbackAddress()) {
                // Only kill ourselves if someone on this machine requested it
                sendText(request, response, "Nice knowing ya'!");
                System.out.println("committing suicide");
                System.exit(0);
            }
            System.out.println("ignoring request");
        }
        sendText(request, response, TNoodleServer.NAME + "-" + TNoodleServer.VERSION);
    }

}