https://tomcat.apache.org/: javax.security.auth.message package 
public interface javax.security.auth.message.config.ClientAuthConfig extends javax.security.auth.message.config.AuthConfig
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.security.auth.message.config.ClientAuthConfig
  super_class: java.lang.Object
{
  public abstract javax.security.auth.message.config.ClientAuthContext getAuthContext(java.lang.String, javax.security.auth.Subject, java.util.Map);
    descriptor: (Ljava/lang/String;Ljavax/security/auth/Subject;Ljava/util/Map;)Ljavax/security/auth/message/config/ClientAuthContext;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.security.auth.message.AuthException
    MethodParameters:
               Name  Flags
      authContextID  
      clientSubject  
      properties     
}
SourceFile: "ClientAuthConfig.java"