# Hierarchy For Package io.vertx.ext.auth.authentication

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - io.vertx.ext.auth.authentication.CredentialValidationException
  - io.vertx.ext.auth.authentication.TokenCredentials (implements io.vertx.ext.auth.authentication.Credentials)
  - io.vertx.ext.auth.authentication.TokenCredentialsConverter
  - io.vertx.ext.auth.authentication.UsernamePasswordCredentials (implements io.vertx.ext.auth.authentication.Credentials)
  - io.vertx.ext.auth.authentication.UsernamePasswordCredentialsConverter

## Interface Hierarchy

- io.vertx.ext.auth.authentication.AuthenticationProvider
- io.vertx.ext.auth.authentication.Credentials

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