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src/java.base/windows/classes/java/net/DualStackPlainDatagramSocketImpl.java

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rev 51958 : 8211122: Reduce the number of internal classes made accessible to jdk.unsupported
Reviewed-by: alanb, dfuchs, kvn


   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package java.net;
  26 
  27 import java.io.IOException;
  28 import jdk.internal.misc.SharedSecrets;
  29 import jdk.internal.misc.JavaIOFileDescriptorAccess;
  30 
  31 /**
  32  * This class defines the plain DatagramSocketImpl that is used on
  33  * Windows platforms greater than or equal to Windows Vista. These
  34  * platforms have a dual layer TCP/IP stack and can handle both IPv4
  35  * and IPV6 through a single file descriptor.
  36  * <p>
  37  * Note: Multicasting on a dual layer TCP/IP stack is always done with
  38  * TwoStacksPlainDatagramSocketImpl. This is to overcome the lack
  39  * of behavior defined for multicasting over a dual layer socket by the RFC.
  40  *
  41  * @author Chris Hegarty
  42  */
  43 
  44 class DualStackPlainDatagramSocketImpl extends AbstractPlainDatagramSocketImpl
  45 {
  46     static JavaIOFileDescriptorAccess fdAccess = SharedSecrets.getJavaIOFileDescriptorAccess();
  47 
  48     static {
  49         initIDs();




   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package java.net;
  26 
  27 import java.io.IOException;
  28 import jdk.internal.access.SharedSecrets;
  29 import jdk.internal.access.JavaIOFileDescriptorAccess;
  30 
  31 /**
  32  * This class defines the plain DatagramSocketImpl that is used on
  33  * Windows platforms greater than or equal to Windows Vista. These
  34  * platforms have a dual layer TCP/IP stack and can handle both IPv4
  35  * and IPV6 through a single file descriptor.
  36  * <p>
  37  * Note: Multicasting on a dual layer TCP/IP stack is always done with
  38  * TwoStacksPlainDatagramSocketImpl. This is to overcome the lack
  39  * of behavior defined for multicasting over a dual layer socket by the RFC.
  40  *
  41  * @author Chris Hegarty
  42  */
  43 
  44 class DualStackPlainDatagramSocketImpl extends AbstractPlainDatagramSocketImpl
  45 {
  46     static JavaIOFileDescriptorAccess fdAccess = SharedSecrets.getJavaIOFileDescriptorAccess();
  47 
  48     static {
  49         initIDs();


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