# Hierarchy For All Packages

Package Hierarchies:

- org.apache.hadoop.security.authentication.client,
- org.apache.hadoop.security.authentication.server,
- org.apache.hadoop.security.authentication.util,
- org.apache.hadoop.util

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.security.authentication.client.AuthenticatedURL
  - org.apache.hadoop.security.authentication.client.AuthenticatedURL.Token
  - org.apache.hadoop.security.authentication.server.AuthenticationFilter (implements javax.servlet.Filter)
  - org.apache.hadoop.security.authentication.server.AuthenticationHandlerUtil
  - org.apache.hadoop.security.authentication.util.AuthToken (implements java.security.Principal)
    - org.apache.hadoop.security.authentication.server.AuthenticationToken
  - org.apache.hadoop.security.authentication.util.CertificateUtil
  - javax.security.auth.login.Configuration
    - org.apache.hadoop.security.authentication.util.ZKSignerSecretProvider.JaasConfiguration
  - org.apache.hadoop.security.authentication.server.HttpConstants
  - org.apache.hadoop.security.authentication.server.KerberosAuthenticationHandler (implements org.apache.hadoop.security.authentication.server.AuthenticationHandler)
    - org.apache.hadoop.security.authentication.server.AltKerberosAuthenticationHandler
      - org.apache.hadoop.security.authentication.server.JWTRedirectAuthenticationHandler
  - org.apache.hadoop.security.authentication.client.KerberosAuthenticator (implements org.apache.hadoop.security.authentication.client.Authenticator)
  - org.apache.hadoop.security.authentication.util.KerberosName
  - org.apache.hadoop.security.authentication.util.KerberosUtil
  - org.apache.hadoop.security.authentication.server.LdapAuthenticationHandler (implements org.apache.hadoop.security.authentication.server.AuthenticationHandler)
  - org.apache.hadoop.security.authentication.server.MultiSchemeAuthenticationHandler (implements org.apache.hadoop.security.authentication.server.CompositeAuthenticationHandler)
  - org.apache.hadoop.util.PlatformName
  - org.apache.hadoop.security.authentication.server.PseudoAuthenticationHandler (implements org.apache.hadoop.security.authentication.server.AuthenticationHandler)
  - org.apache.hadoop.security.authentication.client.PseudoAuthenticator (implements org.apache.hadoop.security.authentication.client.Authenticator)
  - org.apache.hadoop.security.authentication.util.Signer
  - org.apache.hadoop.security.authentication.util.SignerSecretProvider
    - org.apache.hadoop.security.authentication.util.FileSignerSecretProvider
    - org.apache.hadoop.security.authentication.util.RolloverSignerSecretProvider
      - org.apache.hadoop.security.authentication.util.RandomSignerSecretProvider
      - org.apache.hadoop.security.authentication.util.ZKSignerSecretProvider
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - org.apache.hadoop.security.authentication.client.AuthenticationException
      - java.io.IOException
        - org.apache.hadoop.security.authentication.util.KerberosName.BadFormatString
        - org.apache.hadoop.security.authentication.util.KerberosName.NoMatchingRule
      - org.apache.hadoop.security.authentication.util.SignerException

## Interface Hierarchy

- org.apache.hadoop.security.authentication.server.AuthenticationHandler
  - org.apache.hadoop.security.authentication.server.CompositeAuthenticationHandler
- org.apache.hadoop.security.authentication.client.Authenticator
- org.apache.hadoop.security.authentication.client.ConnectionConfigurator

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