src/java.base/share/classes/java/nio/channels/SocketChannel.java

rev 55750 : UDS support, temporary commit

*** 24,36 ****
--- 24,39 ----
   */
  
  package java.nio.channels;
  
  import java.io.IOException;
+ import java.net.ProtocolFamily;
  import java.net.Socket;
  import java.net.SocketOption;
  import java.net.SocketAddress;
+ import java.net.StandardProtocolFamily;
+ import java.net.UnixSocketAddress;
  import java.nio.ByteBuffer;
  import java.nio.channels.spi.AbstractSelectableChannel;
  import java.nio.channels.spi.SelectorProvider;
  
  /**
*** 149,158 ****
--- 152,173 ----
      public static SocketChannel open() throws IOException {
          return SelectorProvider.provider().openSocketChannel();
      }
      
      /**
+      * Opens a socket channel for the specific address family.
+      *
+      * @see #open()
+      * @param family The protocol family e.g. AF_UNIX
+      * @return A new socket channel
+      * @throws IOException If an I/O error occurs
+      */
+     public static SocketChannel open(ProtocolFamily family) throws IOException {
+         return SelectorProvider.provider().openSocketChannel(family);
+     }
+ 
+     /**
       * Opens a socket channel and connects it to a remote address.
       *
       * <p> This convenience method works as if by invoking the {@link #open()}
       * method, invoking the {@link #connect(SocketAddress) connect} method upon
       * the resulting socket channel, passing it {@code remote}, and then
*** 187,197 ****
       *          If some other I/O error occurs
       */
      public static SocketChannel open(SocketAddress remote)
          throws IOException
      {
!         SocketChannel sc = open();
          try {
              sc.connect(remote);
          } catch (Throwable x) {
              try {
                  sc.close();
--- 202,212 ----
       *          If some other I/O error occurs
       */
      public static SocketChannel open(SocketAddress remote)
          throws IOException
      {
!         SocketChannel sc = remote instanceof UnixSocketAddress ? open(StandardProtocolFamily.UNIX) : open();
          try {
              sc.connect(remote);
          } catch (Throwable x) {
              try {
                  sc.close();