https://openjdk.java.net/ 
interface com.sun.org.apache.xml.internal.serializer.ExtendedLexicalHandler extends org.xml.sax.ext.LexicalHandler
  minor version: 0
  major version: 59
  flags: flags: (0x0600) ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.org.apache.xml.internal.serializer.ExtendedLexicalHandler
  super_class: java.lang.Object
{
  public abstract void comment(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws org.xml.sax.SAXException
    MethodParameters:
         Name  Flags
      comment  
}
SourceFile: "ExtendedLexicalHandler.java"