private static DatagramChannel newSocket(
SelectorProvider provider, InternetProtocolFamily ipFamily) {
if (ipFamily == null) {
return newSocket(provider);
}
checkJavaVersion();
try {
return provider.openDatagramChannel(ProtocolFamilyConverter.convert(ipFamily));
} catch (IOException e) {
throw new ChannelException("Failed to open a socket.", e);
}
}
private static DatagramChannel newSocket(InternetProtocolFamily ipFamily) {
if (ipFamily == null) {
return newSocket();
}
if (PlatformDependent.javaVersion() < 7) {
throw new UnsupportedOperationException();
}
try {
return DatagramChannel.open(ProtocolFamilyConverter.convert(ipFamily));
} catch (IOException e) {
throw new ChannelException("Failed to open a socket.", e);
}
}