org.springframework.extensions.surf

Class ServletUtil

java.lang.Object

org.springframework.extensions.surf.ServletUtil

public class ServletUtil
extends Object

Helper functions for extracting servlet container specific data from the generalized web request and request attribute objects.

Author:

muzquiano, David Draper

Field Summary

Fields

Modifier and Type	Field and Description
static String	IE_USER_AGENT_HEADER_LOWER_CASE
static String	SEMI_COLON
static String	USER_AGENT
static String	VIEW_REQUEST_ATTRIBUTE_NAME

Constructor Summary

Constructors

Constructor and Description
ServletUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static Float	getInternetExplorerVersion(javax.servlet.http.HttpServletRequest request) Attempts to determine the Internet Explorer version specified in the User-Agent header in the supplied HttpServletRequest.
static javax.servlet.http.HttpServletRequest	getRequest() Retrieves the http servlet object heard by the view implementation.
static javax.servlet.http.HttpSession	getSession() Returns the session for the current http session.
static javax.servlet.http.HttpSession	getSession(boolean create) Returns the session for the current http session.
static void	setRequest(javax.servlet.http.HttpServletRequest request) Sets the http servlet request onto the spring request attributes

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

VIEW_REQUEST_ATTRIBUTE_NAME

public static final String VIEW_REQUEST_ATTRIBUTE_NAME

See Also:

Constant Field Values

IE_USER_AGENT_HEADER_LOWER_CASE

public static final String IE_USER_AGENT_HEADER_LOWER_CASE

See Also:

Constant Field Values

USER_AGENT

public static final String USER_AGENT

See Also:

Constant Field Values

SEMI_COLON

public static final String SEMI_COLON

See Also:

Constant Field Values

Constructor Detail

ServletUtil

public ServletUtil()

Method Detail

getInternetExplorerVersion

public static final Float getInternetExplorerVersion(javax.servlet.http.HttpServletRequest request)

Attempts to determine the Internet Explorer version specified in the User-Agent header in the supplied HttpServletRequest. If the browser is not a version of Internet Explorer (or there were problems parsing the header) then null null is returned.

Parameters:

request - The current HttpServletRequest to retrieve the User-Agent string from.

Returns:

A Float containing the Internet Explorer version or null if the browser was not a version of Internet Explorer or there were problems parsing the header.

setRequest

public static void setRequest(javax.servlet.http.HttpServletRequest request)

Sets the http servlet request onto the spring request attributes

Parameters:

request - HttpServletRequest

getRequest

public static javax.servlet.http.HttpServletRequest getRequest()

Retrieves the http servlet object heard by the view implementation. This is stored on a thread local by the Spring view handler.

Returns:

HttpServletRequest

getSession

public static javax.servlet.http.HttpSession getSession()

Returns the session for the current http session. If a session doesn't exist, it is created.

Returns:

http session

getSession

public static javax.servlet.http.HttpSession getSession(boolean create)

Returns the session for the current http session. Optionally creates the session.

Parameters:

create - whether to create

Returns:

http session