https://openjdk.java.net/ 
public interface com.sun.source.util.Plugin
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.source.util.Plugin
  super_class: java.lang.Object
{
  public abstract java.lang.String getName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void init(com.sun.source.util.JavacTask, java.lang.String[]);
    descriptor: (Lcom/sun/source/util/JavacTask;[Ljava/lang/String;)V
    flags: (0x0481) ACC_PUBLIC, ACC_VARARGS, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      task  
      args  
}
SourceFile: "Plugin.java"