https://source.android.com/ 
public interface android.app.admin.DevicePolicyManagerInternal$OnCrossProfileWidgetProvidersChangeListener
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: android.app.admin.DevicePolicyManagerInternal$OnCrossProfileWidgetProvidersChangeListener
  super_class: java.lang.Object
{
  public abstract void onCrossProfileWidgetProvidersChanged(int, java.util.List<java.lang.String>);
    descriptor: (ILjava/util/List;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (ILjava/util/List<Ljava/lang/String;>;)V
    MethodParameters:
           Name  Flags
      profileId  
      packages   
}
SourceFile: "DevicePolicyManagerInternal.java"
NestHost: android.app.admin.DevicePolicyManagerInternal
InnerClasses:
  public abstract OnCrossProfileWidgetProvidersChangeListener = android.app.admin.DevicePolicyManagerInternal$OnCrossProfileWidgetProvidersChangeListener of android.app.admin.DevicePolicyManagerInternal