org.springframework.web.filter

Class ForwardedHeaderFilter.ForwardedPrefixExtractor

java.lang.Object

org.springframework.web.filter.ForwardedHeaderFilter.ForwardedPrefixExtractor

Enclosing class:

ForwardedHeaderFilter

private static class ForwardedHeaderFilter.ForwardedPrefixExtractor
extends java.lang.Object

Responsible for the contextPath, requestURI, and requestURL with forwarded headers in mind, and also taking into account changes to the path of the underlying delegate request (e.g. on a Servlet FORWARD).

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.String	actualRequestUri
private java.lang.String	baseUrl
private java.util.function.Supplier<HttpServletRequest>	delegate
private java.lang.String	forwardedPrefix
private UrlPathHelper	pathHelper
private java.lang.String	requestUri
private java.lang.String	requestUrl

Constructor Summary

Constructors

Constructor and Description
ForwardedPrefixExtractor(java.util.function.Supplier<HttpServletRequest> delegateRequest, UrlPathHelper pathHelper, java.lang.String baseUrl) Constructor with required information.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getContextPath()
java.lang.String	getRequestUri()
java.lang.StringBuffer	getRequestUrl()
private static java.lang.String	initForwardedPrefix(HttpServletRequest request)
private java.lang.String	initRequestUri()
private java.lang.String	initRequestUrl()
private void	recalculatePathsIfNecessary()

Methods inherited from class java.lang.Object

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

Field Detail

delegate

private final java.util.function.Supplier<HttpServletRequest> delegate

pathHelper

private final UrlPathHelper pathHelper

baseUrl

private final java.lang.String baseUrl

actualRequestUri

private java.lang.String actualRequestUri

forwardedPrefix

@Nullable
private final java.lang.String forwardedPrefix

requestUri

@Nullable
private java.lang.String requestUri

requestUrl

private java.lang.String requestUrl

Constructor Detail

ForwardedPrefixExtractor

public ForwardedPrefixExtractor(java.util.function.Supplier<HttpServletRequest> delegateRequest,
                                UrlPathHelper pathHelper,
                                java.lang.String baseUrl)

Constructor with required information.

Parameters:

delegateRequest - supplier for the current delegate request which may change during a forward (e.g. Tomcat.

pathHelper - the path helper instance

baseUrl - the host, scheme, and port based on forwarded headers

Method Detail

initForwardedPrefix

@Nullable
private static java.lang.String initForwardedPrefix(HttpServletRequest request)

initRequestUri

@Nullable
private java.lang.String initRequestUri()

initRequestUrl

private java.lang.String initRequestUrl()

getContextPath

public java.lang.String getContextPath()

getRequestUri

public java.lang.String getRequestUri()

getRequestUrl

public java.lang.StringBuffer getRequestUrl()

recalculatePathsIfNecessary

private void recalculatePathsIfNecessary()