https://tomcat.apache.org/: javax.security.auth.message package 
public interface javax.security.auth.message.MessageInfo
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.security.auth.message.MessageInfo
  super_class: java.lang.Object
{
  public abstract java.lang.Object getRequestMessage();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract java.lang.Object getResponseMessage();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void setRequestMessage(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      request  

  public abstract void setResponseMessage(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
          Name  Flags
      response  

  public abstract java.util.Map getMap();
    descriptor: ()Ljava/util/Map;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "MessageInfo.java"