JavaServer Pages, Second Edition

Name

session

Synopsis

The session variable is assigned a reference to the HttpSession object that represents the current client’s session. Information stored as HttpSession attributes corresponds to objects in the JSP session scope.

By default, the session persists for a time period, specified in the web application deployment descriptor, across more than one page request from the user. The container can maintain a session in many ways, such as using cookies or rewriting URLs.

Synopsis

Variable name:	session
EL expression	${pageContext.session}
Interface name:	javax.servlet.http.HttpSession
Extends:	None
Implemented by:	Internal container-dependent class
JSP page type:	Available in both regular JSP pages and error pages, unless the page directive session attribute is set to false

Methods

public Object getAttribute(String name)

Returns the object associated d the specified name in this session or null if the object isn’t found.

public java.util.Enumeration getAttributeNames( )

Returns an Enumeration of String objects containing the names of all the objects in this session.

public long getCreationTime( )

Returns the time when this session was created, measured in milliseconds since midnight January 1, 1970 GMT.

public String getId( )

Returns a string containing the unique identifier assigned to this session.

public long getLastAccessedTime( )

Returns the time for the previous request associated with this session as the number of milliseconds since midnight ...