https://openjdk.java.net/ 
public interface com.sun.media.sound.ModelDirector
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.media.sound.ModelDirector
  super_class: java.lang.Object
{
  public abstract void noteOn(int, int);
    descriptor: (II)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      noteNumber  
      velocity    

  public abstract void noteOff(int, int);
    descriptor: (II)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      noteNumber  
      velocity    

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