https://tomcat.apache.org/: javax.security.auth.message package 
public interface javax.security.auth.message.config.AuthConfigProvider
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.security.auth.message.config.AuthConfigProvider
  super_class: java.lang.Object
{
  public abstract javax.security.auth.message.config.ClientAuthConfig getClientAuthConfig(java.lang.String, java.lang.String, javax.security.auth.callback.CallbackHandler);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljavax/security/auth/callback/CallbackHandler;)Ljavax/security/auth/message/config/ClientAuthConfig;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.security.auth.message.AuthException
    MethodParameters:
            Name  Flags
      layer       
      appContext  
      handler     

  public abstract javax.security.auth.message.config.ServerAuthConfig getServerAuthConfig(java.lang.String, java.lang.String, javax.security.auth.callback.CallbackHandler);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljavax/security/auth/callback/CallbackHandler;)Ljavax/security/auth/message/config/ServerAuthConfig;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.security.auth.message.AuthException
    MethodParameters:
            Name  Flags
      layer       
      appContext  
      handler     

  public abstract void refresh();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "AuthConfigProvider.java"