Public

getUGI

getRemoteAddr

Expected user name should be a short name.

checkUsername

getDefaultWebUserName

Returns the url parameter for the given token string.

getDelegationTokenUrlParam

getNNServiceAddress

getTokenUGI

Returns the url parameter for the given string, prefixed with '?' if firstParam
is true, prefixed wi

getUrlParam

getUsernameFromQuery

bestNode

validatePath

Dictionary

Parsing JSON documents to java classes using gson

An abstraction for a native pointer data type. A Pointer instance represents, on
the Java side, a na

com.sun.jna.Pointer

The Font class represents fonts, which are used to render text in a visible way.
A font provides the

java.awt.Font

This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics 

java.awt.Graphics2D

An immutable arbitrary-precision signed decimal.A value is represented by an
arbitrary-precision "un

java.math.BigDecimal

A class which can consume and produce dates in SQL Date format. Dates are
represented in SQL as yyyy

java.sql.Date

This class provides random read access to a zip file. You pay more to read the
zip file's central di

java.util.zip.ZipFile

getSystemService

getContentResolver

scheduleAtFixedRate

/**
   * Get {@link UserGroupInformation} and possibly the delegation token out of
   * the request.
   * @param context the ServletContext that is serving this request.
   * @param request the http request
   * @param conf configuration
   * @param secureAuthMethod the AuthenticationMethod used in secure mode.
   * @param tryUgiParameter Should it try the ugi parameter?
   * @return a new user from the request
   * @throws AccessControlException if the request has no token
   */

// Token-based connections need only verify the effective user, and

// disallow proxying to different user.  Proxy authorization checks

// are not required since the checks apply to issuing a token.

"Security enabled but user not authenticated by filter"

// Security's not on, pull from url or use default web user

// This is not necessarily true, could have been auth'ed by user-facing

// create and attempt to authorize a proxy user

How to use getUsernameFromQuerymethodin org.apache.hadoop.hdfs.server.common.JspHelper

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How to use
getUsernameFromQuery
method
in
org.apache.hadoop.hdfs.server.common.JspHelper