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Questions tagged [requestdispatcher]

The request dispatcher is used for receiving requests from the client and sending them to any resource (such as a servlet, HTML file, or JSP file) on the server.

The request dispatcher is used for receiving requests from the client and sending them to any resource (such as a servlet, HTML file, or JSP file) on the server. The most common approach is forward or include resource to the client.

The servlet container creates the RequestDispatcher object, which is used as a wrapper around a server resource located at a particular path or given by a particular name.

See RequestDispatcher API docs for details.

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Servlet ReqeustDispatcher forward to caller or previous servlet

I have a SERVLET_A which forward to a form(form.jsp page). The form submits to SERVLET_B. After values are inserted into database by SERVLET_B, I have to show the message "Values Inserted successfully" or error messages on the form". Now Here is…
Raj
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Response parameter in requestdispatcher

When we forward a request from one servlet to another, using request dispatcher method forward, so as the other servlet generates the response, or when we want a response from the other servlet to go back to the one calling, we use include Now…
user3380123
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after redirect by ReguestDispatcher page context isn't displayed (white page)?

I moving from projects page to see tasks for current project. I need to redirect to tasks page for chosen project. It is redirected to ok url, but page isn't displayed. It shows white page: URL is correct and parameter is passed correct. Here is…
catch23
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How to redirect from one servlet to another by using tricky redirection?

If I have two servlets: @WebServlet (urlPatterns = {"/s1"}) public class Servlet1 extends HttpServlet { @Override protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { …
user3163426
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How do I update data to all application java of shared database

I am creating a web application. Same application will run from different machine, but they will use common database. When application starts it will get all data from database. But when I update data from one application, how other running…
Rocky
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Dispatching requests from a servlet to jsp

I have a jsp page which display some records in a table and each record has a link called update next to it. When update is clicked , the jsp page will call a servlet which gets some information from the url , such as the record ownername , record…
Troller
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is forwarding a dopost or a doget by default?

my simple question is: by default, when i do request.getRequestDispatcher("\someUri").forward(request, response); will it be a doPost or a doGet request? and what exacly does it depend on? (assuming i didn't make wrapper class.)
user1817189
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How to get RequestDispatcher parameter in forward target html

guys, I want to pass values from one html page to another. In test1.html, submit the value to Serlvet. In servlet got the value, and dispatcher request to test2.html. like this: request.setAttribute("url",…
santi
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Url rewriting in web filter

In my JSF application, I would like to implement a web filter to change the requested view in function of the used device (I use spring-mobile device resolver). I have this in my filter: String requestURI = request.getRequestURI(); Device…
Stéphane
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RequestDispatcher to a jsp or servlet

Parameters[userName, UserPW] are sent by the user through a home.jsp. These parameters are matched in Login servlet against a stored userInfo Db using JDBC. In the doPost method I am using if condition tfor authentication as follows if (rs.next())…
javaz
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Servlet jsp null pointer exception

Basically I have this function that allows people to search for other user based on their usernames. You type into the textbox id="search" and it will look for users with that username/similar username:
Blaiz
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getRequestDispatcher not redirecting anchor url?

I have a getRequestDispatcher in my servlet that should redirect to an anchor url: RequestDispatcher view = request.getRequestDispatcher("index.jsp#stuff"); view.forward(request, response); And in my jsp page (called index.jsp), I have a modal with…
kchow23
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Unable to send the value of two attributes to JSP from servlet using requestdispatcher

Please help . Below is my code to redirect the request with two attributes to JSP but both of the below two attributes returns the value of passWord . 1)user_Name 2)Pass_word for example , ABC is my username and XYZ is my password which is get from…
Vinoth
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Servlet's RequestDispatcher.forward() method does not work

I have a Java Application which connects to a servlet using HttpURLConnection. The application embeds the parameters it wants to pass to the servlet in the url while connecting to it.Thus the servlet can access and process these parameters using its…
CCGooner
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Not able to redirect to home page after successful login

Scenario: redirecting to home page after successful login using request disaptcher's include method. RequestDispatcher rd = request.getRequestDispatcher(uri); rd.include(request, response); Where uri is the location of the home page. In second…
Infotechie
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