jdk/src/java.base/share/classes/java/net/SocketImpl.java

*** 371,381 ****
       * @throws UnsupportedOperationException if the SocketImpl does not
       *         support the option
       *
       * @throws IOException if an I/O error occurs, or if the socket is closed.
       *
!      * @since 1.9
       */
      protected <T> void setOption(SocketOption<T> name, T value) throws IOException {
          if (name == StandardSocketOptions.SO_KEEPALIVE) {
              setOption(SocketOptions.SO_KEEPALIVE, value);
          } else if (name == StandardSocketOptions.SO_SNDBUF) {
--- 371,381 ----
       * @throws UnsupportedOperationException if the SocketImpl does not
       *         support the option
       *
       * @throws IOException if an I/O error occurs, or if the socket is closed.
       *
!      * @since 9
       */
      protected <T> void setOption(SocketOption<T> name, T value) throws IOException {
          if (name == StandardSocketOptions.SO_KEEPALIVE) {
              setOption(SocketOptions.SO_KEEPALIVE, value);
          } else if (name == StandardSocketOptions.SO_SNDBUF) {
*** 406,416 ****
       * @throws UnsupportedOperationException if the SocketImpl does not
       *         support the option.
       *
       * @throws IOException if an I/O error occurs, or if the socket is closed.
       *
!      * @since 1.9
       */
      @SuppressWarnings("unchecked")
      protected <T> T getOption(SocketOption<T> name) throws IOException {
          if (name == StandardSocketOptions.SO_KEEPALIVE) {
              return (T)getOption(SocketOptions.SO_KEEPALIVE);
--- 406,416 ----
       * @throws UnsupportedOperationException if the SocketImpl does not
       *         support the option.
       *
       * @throws IOException if an I/O error occurs, or if the socket is closed.
       *
!      * @since 9
       */
      @SuppressWarnings("unchecked")
      protected <T> T getOption(SocketOption<T> name) throws IOException {
          if (name == StandardSocketOptions.SO_KEEPALIVE) {
              return (T)getOption(SocketOptions.SO_KEEPALIVE);