What is the use of sendRedirect in Java?
sendRedirect() method redirects the response to another resource, inside or outside the server. It makes the client/browser to create a new request to get to the resource. It sends a temporary redirect response to the client using the specified redirect location URL.
How do you pass variables in response sendRedirect?
If you forward the request, you can use setAttribute to put your variable in the request scope, which can easily be retrieved in your JSP. request. setAttribute( “temp” , yourVar); RequestDispatcher dispatcher = request.
What is the difference between request getRequestDispatcher forward and response sendRedirect?
Differences between sendRedirect() and forward() RequestDispatcher Interface defines Forward(). SendRedirect tells the browser to load redirected URL. Browser creates new request to load redirected URL. Forward passes the control of current request to next resource (e.g. servlet or jsp page) on the same server.
How do I connect one servlet to another?
Example of using getRequestDispatcher method
- RequestDispatcher rd=request.getRequestDispatcher(“servlet2”);
- //servlet2 is the url-pattern of the second servlet.
- rd.forward(request, response);//method may be include or forward.
What is the key difference between using forward and Httpservletresponse sendRedirect ()?
(a) forward executes on the client while sendRedirect() executes on the server. (b) forward executes on the server while sendRedirect() executes on the client. (c) The two methods perform identically.
What are methods of request dispatcher?
The RequestDispatcher interface provides two methods. They are: public void forward(ServletRequest request,ServletResponse response)throws ServletException,java. io.
What is difference between redirect and request dispatcher scenario?
We can use request dispatcher only when the other servlet to which the request is being forwarded lies in the same application. On the other hand Send Redirect can be used in both the cases if the two servlets resides in a same application or in different applications.
Why use RequestDispatcher to forward a request to another resource instead of sendRedirect?
What is servlet chaining?
What is Servlet Chaining? Taking the request from a browser window and processing that request by using multiple servlets as a chain is called servlet chaining. In servlet chaining, we perform communication between servlet programs to process the request given by a client.
Why use Requestdispatcher to forward a request to another resource instead of sendRedirect?
What is the key difference between using a JSP forward and Httpservletresponse sendRedirect () Mcq?
(a) forward executes on the client while sendRedirect() executes on the server. (b) forward executes on the server while sendRedirect() executes on the client.
What is the difference between doing and include or forward with the request dispatcher?
The difference between the two methods is that the forward method will close the output stream after it has been invoked, whereas the include method leaves the output stream open.
Why we use RequestDispatcher instead of sendRedirect?
The RequestDispatcher interface allows you to do a server side forward/include whereas sendRedirect() does a client side redirect. SendRedirect() will search the content between the servers. it is slow because it has to intimate the browser by sending the URL of the content.
What is the use of sendredirect () method in Java?
The sendRedirect () method works at client side. It sends the same request and response objects to another servlet. It always sends a new request. It can work within the server only. It can be used within and outside the server. In this example, we are redirecting the request to the google server.
What is the use of sendredirect in HttpServletResponse?
The sendRedirect () method of HttpServletResponse interface can be used to redirect response to another resource, it may be servlet, jsp or html file. It accepts relative as well as absolute URL. It works at client side because it uses the url bar of the browser to make another request.
How to send POST request using sendredirect ()?
In theory, we cannot send the POST request by using the sendRedirect (). But there is a possible solution if you insiste on passing the hidden parameters by sendRedirect (). And you can set those parameters in the object session.
What is the difference between forward and sendredirect in servlet?
sendRedirect() method. The forward() method works at server side. The sendRedirect() method works at client side. It sends the same request and response objects to another servlet. It always sends a new request. It can work within the server only. It can be used within and outside the server.