What is HttpSession Java?
Rachel Hickman
Published Feb 14, 2026
What is HttpSession Java?
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.
What is javax servlet HttpSession?
servlet. http. HttpSession. http package contains a number of classes and interfaces that describe and define the contracts between a servlet class running under the HTTP protocol and the runtime environment provided for an instance of such a class by a conforming servlet container. …
What is the return type of isNew () method of session?
The server considers a session to be new until it has been joined by the client. Until the client joins the session, the isNew method returns true.
How do I get the HttpSession object?
You can access an HttpSession object in the service method of your servlet. Proceed as follows: Use the request. getSession() method of the HttpServletRequest object.
Which object of HttpSession can be used?
The container uses this id to identify the particular user.An object of HttpSession can be used to perform two tasks: bind objects. view and manipulate information about a session, such as the session identifier, creation time, and last accessed time.
Can we use HttpSession in spring boot?
Essentially, anytime an HTTP Session is requested by your Spring Boot, Web Application, the Servlet Container (e.g. Apache Tomcat) delegates to Spring Session to provide the implementation of javax. servlet. http. HttpSession .
What is spring boot HttpSession?
The HttpSession class type lets us know which implementation (e.g. Servlet Container vs. Spring Session) is being used to manage the HTTP Session state. The HTTP Request count is simply incremented every time a client HTTP Request is made to the HTTP server (e.g. Servlet Container) before the HTTP Session expires.
Which object of HttpSession can be used to view and manipulate information about a session?
bind objects
The container uses this id to identify the particular user.An object of HttpSession can be used to perform two tasks: bind objects. view and manipulate information about a session, such as the session identifier, creation time, and last accessed time.
Which method is assigned to HttpSession session?
Binding Data to a Session
| HttpSession Method | Description |
|---|---|
| getAttribute() | Returns the object bound to a given name in the session, or null if there is no such binding. |
| getAttributeNames() | Returns an array of names of all attributes bound to the session. |
Which object of HttpSession can be used to view and manipulate?
In such case, container creates a session id for each user. The container uses this id to identify the particular user.An object of HttpSession can be used to perform two tasks: bind objects. view and manipulate information about a session, such as the session identifier, creation time, and last accessed time.
Which methods are used to bind the object on HttpSession?
They are as follows:
- public void setAttribute(String name,Object object): It sets the given object in the application scope.
- public Object getAttribute(String name):Returns the attribute for the specified name.
What is HttpSession Spring MVC?
Getting HttpSession Object in Spring Controller is very easy . Just Put it as a method parameter in controller method and Spring will automatically inject it . This Controller get created for each session and controller object is stored in session.
How to read value from HttpSession in Java Servlet?
So you can use the setAttribute () method to update value in the session. Read value from session in Java Servlet: To get value from a session, use the getAttribute (key) method of the HttpSession object. For example, the following code gets value of the username attribute from the session:
How do I create a session in HttpSession?
Getting or Creating a Session. By default, a session is automatically created when the user visits the website. To obtain the HttpSession object representing the user’s session, invoke the getSession () method of the HttpServletRequest interface in doGet () or doPost () method of a Java Servlet. For example:
How to set the attribute in the HttpSession in Java?
To set the attribute in the session scope, we have used the setAttribute() method of HttpSession interface and to get the attribute, we have used the getAttribute method.
How to get the HttpSession object of a httpservletrequest request?
The HttpServletRequest interface provides two methods to get the object of HttpSession: public HttpSession getSession (): Returns the current session associated with this request, or if the request does not have a session, creates one.
