src/java.base/share/classes/sun/nio/ch/Net.java

*** 52,62 ****
  import sun.net.ext.ExtendedSocketOptions;
  import sun.security.action.GetPropertyAction;
  
  public class Net {
  
!     private Net() { }
  
      // unspecified protocol family
      static final ProtocolFamily UNSPEC = new ProtocolFamily() {
          public String name() {
              return "UNSPEC";
--- 52,62 ----
  import sun.net.ext.ExtendedSocketOptions;
  import sun.security.action.GetPropertyAction;
  
  public class Net {
  
!     protected Net() { }
  
      // unspecified protocol family
      static final ProtocolFamily UNSPEC = new ProtocolFamily() {
          public String name() {
              return "UNSPEC";
*** 77,87 ****
      private static volatile boolean isReusePortAvailable;
  
      /**
       * Tells whether dual-IPv4/IPv6 sockets should be used.
       */
!     static boolean isIPv6Available() {
          if (!checkedIPv6) {
              isIPv6Available = isIPv6Available0();
              checkedIPv6 = true;
          }
          return isIPv6Available;
--- 77,87 ----
      private static volatile boolean isReusePortAvailable;
  
      /**
       * Tells whether dual-IPv4/IPv6 sockets should be used.
       */
!     protected static boolean isIPv6Available() {
          if (!checkedIPv6) {
              isIPv6Available = isIPv6Available0();
              checkedIPv6 = true;
          }
          return isIPv6Available;
*** 148,158 ****
          if (!(sa instanceof InetSocketAddress))
              throw new UnsupportedAddressTypeException();
          return (InetSocketAddress)sa;
      }
  
!     static void translateToSocketException(Exception x)
          throws SocketException
      {
          if (x instanceof SocketException)
              throw (SocketException)x;
          Exception nx = x;
--- 148,158 ----
          if (!(sa instanceof InetSocketAddress))
              throw new UnsupportedAddressTypeException();
          return (InetSocketAddress)sa;
      }
  
!     public static void translateToSocketException(Exception x)
          throws SocketException
      {
          if (x instanceof SocketException)
              throw (SocketException)x;
          Exception nx = x;
*** 178,188 ****
              throw (RuntimeException)nx;
          else
              throw new Error("Untranslated exception", nx);
      }
  
!     static void translateException(Exception x,
                                     boolean unknownHostForUnresolved)
          throws IOException
      {
          if (x instanceof IOException)
              throw (IOException)x;
--- 178,188 ----
              throw (RuntimeException)nx;
          else
              throw new Error("Untranslated exception", nx);
      }
  
!     public static void translateException(Exception x,
                                     boolean unknownHostForUnresolved)
          throws IOException
      {
          if (x instanceof IOException)
              throw (IOException)x;
*** 194,213 ****
               throw new UnknownHostException();
          }
          translateToSocketException(x);
      }
  
!     static void translateException(Exception x)
          throws IOException
      {
          translateException(x, false);
      }
  
      /**
       * Returns the local address after performing a SecurityManager#checkConnect.
       */
!     static InetSocketAddress getRevealedLocalAddress(InetSocketAddress addr) {
          SecurityManager sm = System.getSecurityManager();
          if (addr == null || sm == null)
              return addr;
  
          try{
--- 194,213 ----
               throw new UnknownHostException();
          }
          translateToSocketException(x);
      }
  
!     public static void translateException(Exception x)
          throws IOException
      {
          translateException(x, false);
      }
  
      /**
       * Returns the local address after performing a SecurityManager#checkConnect.
       */
!     public static InetSocketAddress getRevealedLocalAddress(InetSocketAddress addr) {
          SecurityManager sm = System.getSecurityManager();
          if (addr == null || sm == null)
              return addr;
  
          try{
*** 218,228 ****
              addr = getLoopbackAddress(addr.getPort());
          }
          return addr;
      }
  
!     static String getRevealedLocalAddressAsString(InetSocketAddress addr) {
          return System.getSecurityManager() == null ? addr.toString() :
                  getLoopbackAddress(addr.getPort()).toString();
      }
  
      private static InetSocketAddress getLoopbackAddress(int port) {
--- 218,228 ----
              addr = getLoopbackAddress(addr.getPort());
          }
          return addr;
      }
  
!     public static String getRevealedLocalAddressAsString(InetSocketAddress addr) {
          return System.getSecurityManager() == null ? addr.toString() :
                  getLoopbackAddress(addr.getPort()).toString();
      }
  
      private static InetSocketAddress getLoopbackAddress(int port) {