Reworked GroovyDirectoryServer into a proper class.

src/main/groovy/com/jdbernard/net/GroovyDirectoryServer.groovy

@@ -1,33 +1,42 @@
-#!/usr/bin/env groovy
-
 package com.jdbernard.net
 
 import org.eclipse.jetty.server.Server
 import org.eclipse.jetty.servlet.*
 import groovy.servlet.*
  
+ public class GroovyDirectoryServer {
 
-def startJetty(int port) {
-    def server = new Server(port)
- 
-    def handler = new ServletContextHandler(ServletContextHandler.SESSIONS)
-    handler.contextPath = '/'
-    handler.resourceBase = '.'
+	public static void runJetty(int port) {
+		def server = new Server(port)
+	 
+		def handler = new ServletContextHandler(ServletContextHandler.SESSIONS)
+		handler.contextPath = '/'
+		handler.resourceBase = '.'
 
-	// Groovy Scripts
-    handler.addServlet(GroovyServlet, '*.groovy')
+		// Groovy Scripts
+		handler.addServlet(GroovyServlet, '*.groovy')
 
-	// Files
-    def filesHolder = handler.addServlet(DefaultServlet, '/')
-    filesHolder.setInitParameter('resourceBase', '.')
- 
-    server.handler = handler
-    server.start()
+		// Files
+		def filesHolder = handler.addServlet(DefaultServlet, '/')
+		filesHolder.setInitParameter('resourceBase', '.')
+	 
+		server.handler = handler
+		server.start()
+	}
+
+	public static void main(String[] args) {
+		def port = 9002
+		 
+		if (args.length < 1) { 
+			port = 9002
+			println "Defaulting to port 9002" }
+
+		else try { port = args[0] as int }
+		catch(Exception e) {
+			println "Usage: GroovyDirectoryServer.grooy <port>"
+			System.exit(1) }
+
+		println "Starting Jetty on port $port, press Ctrl-C to stop."
+		runJetty(port)
+	}
 }
- 
- if (args.length < 1) {
- 	println "Usage: webServer.groovy <port>"
-	System.exit(1) }
-
-println "Starting Jetty, press Ctrl-C to stop."
-startJetty(Integer.parseInt(args[0]))