Servlet sendredirect vs requestdispatcher include

Servlet question, the difference between forward and sendredirect in servlet. Let us make a table of differences include vs forward. The key difference between the two is the fact that the forward method will close the output stream after it has been invoked, whereas the include method leaves the output stream open. There are two methods defined in the requestdispatcher interface. Interservlet communication, requestdispatcher, include, forward, sendredirect by arjun for complete list of videos please visit. Requestdispatcher vs sendredirect a controller servlet can conclude either a forward or a redirect operation at the end of processing a request. You get the requestdispatcher reference either from servletcontext or. This resource is typically another servlet or jsp page. The browser is completely unaware that it has taken place, so its original url remains intact. Or to say, used to connect to another web resource. In this lesson you will understand when and how to use sendredirect method. Servlet collaboration in java using requestdispatcher and. The requestdispatcher interface allows you to do a server side forward include whereas sendredirect does a client side redirect. There are two methods in servlet to dispatch user request to other web resources such as jsp, html or another servlet in the same or different web applications.

Forward this method is declared in requestdispatcher interface. Difference between forward and sendredirect in servlet. Servlet will internally forward the request to another servlet or jsp. Difference in sendredirect and requestdispatcher in servlet. Sendredirect will search the content between the servers. Here are the basic differences between a requestdispatcher s forward and sendredirect of the servletresponse interface.

Requestdispatcher is used to dispatch request to the resource run in same web applications, and sendredirect can be used to redirect client user to. To do this, we use the forward method belonging to the requestdispatcher interface. Servlet requestdispatcher forward and include method. Difference between sendredirect and forward in jsp servlet. Client side do not know which resource that has been forwarded to. Calling servlet from servlet what is request dispatcher example of request dispatcher sendredirect. The sendredirect method is executed in the client side. Includes the content of a resource servlet, jsp page, html file in the response. The requestdispatcher interface provides the facility of dispatching the request to another resource it may be html, servlet or jsp.