What is doGet method in servlet?
doGet(HttpServletRequest req, HttpServletResponse resp) Called by the server (via the service method) to allow a servlet to handle a GET request. protected void. doHead(HttpServletRequest req, HttpServletResponse resp) Receives an HTTP HEAD request from the protected service method and handles the request.
What is Getservletcontext in Java?
Interface ServletContext. public interface ServletContext. Defines a set of methods that a servlet uses to communicate with its servlet container, for example, to get the MIME type of a file, dispatch requests, or write to a log file. There is one context per “web application” per Java Virtual Machine.
How do I get the RequestDispatcher object?
There are three ways to get an object:
- RequestDispatcher requestDispatcher=ServletContext. getRequestDispatcher(String path); Description:
- RequestDispatcher requestDispatcher=ServletContext. getNamedDispatcher(String name); Description:
- RequestDispatcher requestDispatcher=request. getRequestDispatcher(“String path”);
How do I get WebApplicationContext in Spring?
Easiest solution is to use getWebApplicationContext() of WebApplicationContextUtils : Find the root WebApplicationContext for this web application, which is typically loaded via ContextLoaderListener. See also getRequiredWebApplicationContext() .
WHO calls doGet () and doPost () method?
If the HTTP Method is a GET, the service() method calls doGet(). If the HTTP request Method is a POST, the service() method calls doPost().
What is difference between hide comment and output comment?
A comment that is sent to the client in the viewable page source(it is appear in the output). Hidden Comment: A comments that documents the JSP page but is not sent to the client(it is not appear in output ).
How is the call to servlet made?
How is the call to servlet made? If there is an Ajax call via js, may be pass the resource path as a query param or form data making it a post call. That way we can do String path = request.getParameter (“resourcePath”).
How do I get the real path of a httpservletrequest?
To get the result you want, use HttpServletRequest#getServletPath()method as an argument to getRealPath()method. This is the closest to what you want to accomplish (read the note below). Explanation The reason you’re getting such path (with double blog) is that you’re using the result returned by the getRequestURI()method.
Where should the Servlet mapping be?
Your Servlet Mapping should be till /api/* eg. @WebServlet (urlPatterns = {“/api/*”}) Thanks for contributing an answer to Stack Overflow!