What are including and forwarding techniques of JSP page?
What are including and forwarding techniques of JSP page?
Each JSP action tag is used to perform some specific tasks….JSP Action Tags.
| JSP Action Tags | Description |
|---|---|
| jsp:forward | forwards the request and response to another resource. |
| jsp:include | includes another resource. |
| jsp:useBean | creates or locates bean object. |
| jsp:setProperty | sets the value of property in bean object. |
What is including and forwarding?
The Key Difference between include() and forward() is that Include() will include another file in the current file whereas Forward() will forward the current request to the forwarding page. include() and forward()
What is the difference between JSP include action and JSP forward action?
That’s all about difference between and action in JSP. In short include, action is used to include contents of another Servlet, JSP, or HTML files, while the forward action is used to forward the current HTTP request to another Servlet or JSP for further processing.
What is the difference between RequestDispatcher forward and include method?
RequestDispatcher methods 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. The include method takes the content from another resource and includes it in the servlet.
What is the difference between forward and include in servlet?
The forward() method is used to transfer the client request to another resource (HTML file, servlet, jsp etc). When this method is called, the control is transferred to the next resource called. On the other hand, the include() method is used to include the content of the calling file into the called file.
What is the difference between forward and sendRedirect?
When we use the forward method request is transferred to other resources within the same server for further processing. In case of sendRedirect request is transferred to another resource to a different domain or different server for further processing.
What is difference between RequestDispatcher and 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 include method in servlet?
The include() method of RequestDispatcher The RequestDispacher interface provides the facility of dispatching the request to another resource like html, servlet or jsp. It is used to include the content of another resource also. It provides an interface through which the servlets can collaborate with each other.
What is the difference between JSP include and include directive with example?
The jsp:include tag can be used to include static as well as dynamic pages….Difference between jsp include directive and include action.
| JSP include directive | JSP include action |
|---|---|
| better for static pages. | better for dynamic pages. |
| includes the original content in the generated servlet. | calls the include method. |
What is include directive and include action?
1) Include directive includes the file at translation time (the phase of JSP life cycle where the JSP gets converted into the equivalent servlet) whereas the include action includes the file at runtime.
What is the difference between forward and sendRedirect tag in JSP?
What is the key difference between using forward () and Httpservletresponse sendRedirect ()?
(a) forward executes on the client while sendRedirect() executes on the server.
What is the use of RequestDispatcher?
Interface RequestDispatcher. Defines an object that receives requests from the client and sends them to any resource (such as a servlet, HTML file, or JSP file) on the server.
What is the use of include () method?
The includes() method returns true if a string contains a specified string. Otherwise it returns false .
What is the use of forward method?
The Forward method forwards a request from one servlet to another resource in a web application and this resource can be another servlet, JSP page, or HTML file. The Redirect method, on the other hand, redirects the request to a different application. You cannot do this with a forward method.
Which two types of text is included in JSP page?
A JSP page is a text document that contains two types of text: static data, which can be expressed in any text-based format (such as HTML, SVG, WML, and XML), and JSP elements, which construct dynamic content.
What is the difference between JSP include page and %@ include file?
What is the difference between and <%@ include file =? > <%@ include file=”filename” %> is the JSP include directive. At JSP page translation time, the content of the file given in the include directive is ‘pasted’ as it is, in the place where the JSP include directive is used.
What is the difference between JSP include and @include?
Resource included by include directive is loaded during jsp translation time, while resource included by include action is loaded during request time. Any change on included resource will not be visible in case of include directive until jsp file compiles again.