https://openjdk.java.net/ 
public interface sun.awt.AWTAccessor$SystemTrayAccessor
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: sun.awt.AWTAccessor$SystemTrayAccessor
  super_class: java.lang.Object
{
  public abstract void firePropertyChange(java.awt.SystemTray, java.lang.String, java.lang.Object, java.lang.Object);
    descriptor: (Ljava/awt/SystemTray;Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
              Name  Flags
      tray          
      propertyName  
      oldValue      
      newValue      
}
SourceFile: "AWTAccessor.java"
NestHost: sun.awt.AWTAccessor
InnerClasses:
  public abstract SystemTrayAccessor = sun.awt.AWTAccessor$SystemTrayAccessor of sun.awt.AWTAccessor