What is HTTP session in servlet?
Interface HttpSession. public interface HttpSession. Provides a way to identify a user across more than one page request or visit to a Web site and to store information about that user. The servlet container uses this interface to create a session between an HTTP client and an HTTP server.
How are HTTP sessions managed in servlet based web applications?
Session in Java Servlet are managed through different ways, such as Cookies, HttpSession API, URL rewriting etc.
What is a HTTP session?
HTTP sessions is an industry standard feature that allows Web servers to maintain user identity and to store user-specific data during multiple request/response interactions between a client application and a Web application.
How do HTTP sessions work?
A typical HTTP session
- The client establishes a TCP connection (or the appropriate connection if the transport layer is not TCP).
- The client sends its request, and waits for the answer.
- The server processes the request, sending back its answer, providing a status code and appropriate data.
How HTTP session is created?
“A HttpSession is created when calling request. getSession().” Correct, unless a session already exists, then the current session is returned. See HttpServletRequest.
How does HTTP session work?
In client-server protocols, like HTTP, sessions consist of three phases: The client sends its request, and waits for the answer. The server processes the request, sending back its answer, providing a status code and appropriate data.
Does HTTP support session management?
The HTTP Session Management Mechanism provides a mean of securely establishing a persistent authentication session between a HTTP client and server that does not rely on the presentation of a confidential bearer token.
How the session management is done in HTTP?
Session management is the rule set that governs interactions between a web-based application and users. Since HTTP is a stateless protocol, where each request and response pair is independent of other web interactions, each command runs independently without knowing previous commands.
How is session created in servlet?
To create a new session or gain access to an existing session, use the HttpServletRequest method getSession(), as shown in the following example: getSession(); getSession() returns the valid session object associated with the request, identified in the session cookie that is encapsulated in the request object.