org.xwiki.container.servlet

Class HttpServletUtils

java.lang.Object

org.xwiki.container.servlet.HttpServletUtils

public final class HttpServletUtils
extends Object

Various helpers around the HttpServletRequest and HttpServletResponse API.

Takes care of proxy modifications.

Since:

10.7RC1

Version:

$Id: 1859fdf703e6848851df24f0f495c821a2e2ad97 $

Field Summary

Fields

Modifier and Type	Field and Description
static String	HEADER_FORWARDED RFC 7239, section 4: Forwarded.
static String	HEADER_X_FORWARDED_HOST Apache stuff, old de-facto standard: X-Forwarded-Host.
static String	HEADER_X_FORWARDED_PROTO Apache stuff, old de-facto standard: X-Forwarded-Proto.

Method Summary

Modifier and Type	Method and Description
static URL	getSourceBaseURL(javax.servlet.http.HttpServletRequest servletRequest) Try to extract from various http headers the base URL (<protocol>://<host>[:<port>]) as close as possible to the one used by the client.
static URL	getSourceURL(javax.servlet.http.HttpServletRequest servletRequest) Try to extract from various http headers the URL (<protocol>://<host>[:<port>]/<path>[?<querystring>]) as close as possible to the one used by the client.
static boolean	isCacheReadAllowed(javax.servlet.http.HttpServletRequest request)

Methods inherited from class java.lang.Object

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

Field Detail

HEADER_FORWARDED

public static final String HEADER_FORWARDED

RFC 7239, section 4: Forwarded.

See Also:

Constant Field Values

HEADER_X_FORWARDED_HOST

public static final String HEADER_X_FORWARDED_HOST

Apache stuff, old de-facto standard: X-Forwarded-Host.

See Also:

Constant Field Values

HEADER_X_FORWARDED_PROTO

public static final String HEADER_X_FORWARDED_PROTO

Apache stuff, old de-facto standard: X-Forwarded-Proto.

See Also:

Constant Field Values

Method Detail

getSourceURL

public static URL getSourceURL(javax.servlet.http.HttpServletRequest servletRequest)

Try to extract from various http headers the URL (<protocol>://<host>[:<port>]/<path>[?<querystring>]) as close as possible to the one used by the client.

In theory HttpServletRequest#getRequestURL() is supposed to take care of all that but depending on the application server and its configuration it's not always reliable. One less thing to configure.

Parameters:

servletRequest - the servlet request input

Returns:

the URL as close as possible from what the client used

getSourceBaseURL

public static URL getSourceBaseURL(javax.servlet.http.HttpServletRequest servletRequest)

Try to extract from various http headers the base URL (<protocol>://<host>[:<port>]) as close as possible to the one used by the client.

In theory HttpServletRequest#getRequestURL() is supposed to take care of all that but depending on the application server and its configuration it's not always reliable. One less thing to configure.

Parameters:

servletRequest - the servlet request input

Returns:

the URL as close as possible from what the client used

isCacheReadAllowed

public static boolean isCacheReadAllowed(javax.servlet.http.HttpServletRequest request)

Parameters:

request - the servlet request input

Returns:

true if the request explicitly disable getting resources from the cache

Since:

11.8RC1