What is welcome file in servlet?

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The welcome-file-list element of web-app, is used to define a list of welcome files. Its sub element is welcome-file that is used to define the welcome file. A welcome file is the file that is invoked automatically by the server, if you don’t specify any file name.

What does welcome file list do?

The welcome files mechanism allows you to specify a list of files that the web container will use for appending to a request for a URL (called a valid partial request) that is not mapped to a web component. For example, suppose that you define a welcome file welcome. html .

Which file specifies default welcome page in JSP?

welcome-file element
The welcome-file element defines the JSP page to be used as the welcome page.

What is use of xml file in servlet?

xml defines mappings between URL paths and the servlets that handle requests with those paths. The web server uses this configuration to identify the servlet to handle a given request and call the class method that corresponds to the request method. For example: the doGet() method for HTTP GET requests.

What is servlet name in web xml?

Servlets and URL Paths xml defines mappings between URL paths and the servlets that handle requests with those paths. The web server uses this configuration to identify the servlet to handle a given request and call the class method that corresponds to the request method (e.g. the doGet() method for HTTP GET requests).

How do I map a servlet in web xml?

To map a URL to a servlet, you declare the servlet with the element, then define a mapping from a URL path to a servlet declaration with the element.

What is index HTML in servlet?

In the web. xml for a web application, you can set what the “welcome page” is. Usually, this is set to “index. html”. For example, if your web application is called “Example”, when the user goes to http://www.yourhost.com:8080/Example, your servlet container looks at your web.

What is dispatcher servlet?

The DispatcherServlet is the front controller in Spring web applications. It’s used to create web applications and REST services in Spring MVC. In a traditional Spring web application, this servlet is defined in the web. xml file.