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java.lang.Object org.apache.wiki.util.HttpUtil
public final class HttpUtil
Contains useful utilities for some common HTTP tasks.
Method Summary | |
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static boolean |
checkFor304(javax.servlet.http.HttpServletRequest req,
String pageName,
Date lastModified)
If returns true, then should return a 304 (HTTP_NOT_MODIFIED) |
static String |
createETag(String pageName,
Date lastModified)
Creates an ETag based on page information. |
static String |
getRemoteAddress(javax.servlet.http.HttpServletRequest req)
returns the remote address by looking into x-forwarded-for header or, if unavailable,
into ServletRequest.getRemoteAddr() . |
static String |
guessValidURI(String uri)
Attempts to form a valid URI based on the string given. |
static String |
retrieveCookieValue(javax.servlet.http.HttpServletRequest request,
String cookieName)
Attempts to retrieve the given cookie value from the request. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static String getRemoteAddress(javax.servlet.http.HttpServletRequest req)
x-forwarded-for
header or, if unavailable,
into ServletRequest.getRemoteAddr()
.
req
- http request
public static String retrieveCookieValue(javax.servlet.http.HttpServletRequest request, String cookieName)
request
- The current requestcookieName
- The name of the cookie to fetch.
public static String createETag(String pageName, Date lastModified)
pageName
- The page name for which the ETag should be created.lastModified
- The page last modified date for which the ETag should be created.
public static boolean checkFor304(javax.servlet.http.HttpServletRequest req, String pageName, Date lastModified)
req
- the HTTP requestpageName
- the wiki page name to check forlastModified
- the last modified date of the wiki page to check for
public static String guessValidURI(String uri)
uri
- URI to take a poke at
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