https://source.android.com/ 
public interface android.net.wifi.WifiScanner$WifiChangeListener extends android.net.wifi.WifiScanner$ActionListener
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: android.net.wifi.WifiScanner$WifiChangeListener
  super_class: java.lang.Object
{
  public abstract void onChanging(android.net.wifi.ScanResult[]);
    descriptor: ([Landroid/net/wifi/ScanResult;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      results  

  public abstract void onQuiescence(android.net.wifi.ScanResult[]);
    descriptor: ([Landroid/net/wifi/ScanResult;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      results  
}
SourceFile: "WifiScanner.java"
NestHost: android.net.wifi.WifiScanner
InnerClasses:
  public abstract ActionListener = android.net.wifi.WifiScanner$ActionListener of android.net.wifi.WifiScanner
  public abstract WifiChangeListener = android.net.wifi.WifiScanner$WifiChangeListener of android.net.wifi.WifiScanner
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()