https://source.android.com/ 
public interface android.hardware.Camera$ShutterCallback
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: android.hardware.Camera$ShutterCallback
  super_class: java.lang.Object
{
  public abstract void onShutter();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "Camera.java"
NestHost: android.hardware.Camera
InnerClasses:
  public abstract ShutterCallback = android.hardware.Camera$ShutterCallback of android.hardware.Camera
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()