resource.java

protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		
		this.redirect = new Redirector(request, response);
		
		if (request.getParameter("id")==null){
			if (request.getMethod().equals("POST"))
				this.doCreate(request, response);
			else
				if (request.getParameter("method")!=null)
					this.doNew(request, response);
				else
					this.doIndex(request, response);
			}
		else{		
			this.resource= manager.find(this.resource.getClass(), Integer.parseInt(request.getParameter("id")));
			if (this.resource == null)	{
				this.redirect.to(getServletName(), "Recurso não encontrado.");
				return;
				}
			if (request.getMethod().equals("POST")){
				this.doUpdate(request, response);
			}
			else{
				if (request.getParameter("method")!=null){
					String method = request.getParameter("method");
					if (method.equals("edit"))
						this.doEdit(request, response);
					if (method.equals("delete"))
						this.doDestroy(request, response);
				}
				else
					this.doShow(request, response);
			}
		}
	}