本文整理汇总了Java中java.net.SocketOptions.IP_MULTICAST_LOOP属性的典型用法代码示例。如果您正苦于以下问题：Java SocketOptions.IP_MULTICAST_LOOP属性的具体用法？Java SocketOptions.IP_MULTICAST_LOOP怎么用？Java SocketOptions.IP_MULTICAST_LOOP使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类java.net.SocketOptions的用法示例。
在下文中一共展示了SocketOptions.IP_MULTICAST_LOOP属性的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getOption
/**
* Get a socket option. This implementation is only required to support
* socket options that are boolean values, which include:
*
* SocketOptions.IP_MULTICAST_LOOP
* SocketOptions.SO_BROADCAST
* SocketOptions.SO_KEEPALIVE
* SocketOptions.SO_OOBINLINE
* SocketOptions.SO_REUSEADDR
* SocketOptions.TCP_NODELAY
*
* and socket options that are integer values, which include:
*
* SocketOptions.IP_TOS
* SocketOptions.SO_LINGER
* SocketOptions.SO_RCVBUF
* SocketOptions.SO_SNDBUF
* SocketOptions.SO_TIMEOUT
*
* @param optionId The option ID to fetch.
* @return A {@link Boolean} or {@link Integer} containing the socket
* option.
* @throws SocketException
*/
public Object getOption(int optionId) throws SocketException
{
int value;
try
{
value = getOption(nfd.getNativeFD(), optionId);
}
catch (IOException ioe)
{
SocketException se = new SocketException();
se.initCause(ioe);
throw se;
}
switch (optionId)
{
case SocketOptions.IP_MULTICAST_LOOP:
case SocketOptions.SO_BROADCAST:
case SocketOptions.SO_KEEPALIVE:
case SocketOptions.SO_OOBINLINE:
case SocketOptions.SO_REUSEADDR:
case SocketOptions.TCP_NODELAY:
return Boolean.valueOf(value != 0);
case SocketOptions.IP_TOS:
case SocketOptions.SO_LINGER:
case SocketOptions.SO_RCVBUF:
case SocketOptions.SO_SNDBUF:
case SocketOptions.SO_TIMEOUT:
return new Integer(value);
default:
throw new SocketException("getting option " + optionId +
" not supported here");
}
}
示例2: getOption
/**
* Get a socket option. This implementation is only required to support
* socket options that are boolean values, which include:
*
* SocketOptions.IP_MULTICAST_LOOP
* SocketOptions.SO_BROADCAST
* SocketOptions.SO_KEEPALIVE
* SocketOptions.SO_OOBINLINE
* SocketOptions.SO_REUSEADDR
* SocketOptions.TCP_NODELAY
*
* and socket options that are integer values, which include:
*
* SocketOptions.IP_TOS
* SocketOptions.SO_LINGER
* SocketOptions.SO_RCVBUF
* SocketOptions.SO_SNDBUF
* SocketOptions.SO_TIMEOUT
*
* @param optionId The option ID to fetch.
* @return A {@link Boolean} or {@link Integer} containing the socket
* option.
* @throws SocketException
*/
public Object getOption(int optionId) throws SocketException
{
int value;
try
{
value = getOption(nfd.getNativeFD(), optionId);
}
catch (IOException ioe)
{
SocketException se = new SocketException();
se.initCause(ioe);
throw se;
}
switch (optionId)
{
case SocketOptions.IP_MULTICAST_LOOP:
case SocketOptions.SO_BROADCAST:
case SocketOptions.SO_KEEPALIVE:
case SocketOptions.SO_OOBINLINE:
case SocketOptions.SO_REUSEADDR:
case SocketOptions.TCP_NODELAY:
return Boolean.valueOf(value != 0);
case SocketOptions.IP_TOS:
case SocketOptions.SO_LINGER:
case SocketOptions.SO_RCVBUF:
case SocketOptions.SO_SNDBUF:
case SocketOptions.SO_TIMEOUT:
return new Integer(value);
default:
throw new SocketException("getting option " + optionId +
" not supported here");
}
}
示例3: getSocketOptionErrno
private static Object getSocketOptionErrno(FileDescriptor fd, int option) throws ErrnoException, SocketException {
switch (option) {
case SocketOptions.IP_MULTICAST_IF:
// This is IPv4-only.
return Libcore.os.getsockoptInAddr(fd, IPPROTO_IP, IP_MULTICAST_IF);
case SocketOptions.IP_MULTICAST_IF2:
// This is IPv6-only.
return Libcore.os.getsockoptInt(fd, IPPROTO_IPV6, IPV6_MULTICAST_IF);
case SocketOptions.IP_MULTICAST_LOOP:
// Since setting this from java.net always sets IPv4 and IPv6 to the same value,
// it doesn't matter which we return.
return booleanFromInt(Libcore.os.getsockoptInt(fd, IPPROTO_IPV6, IPV6_MULTICAST_LOOP));
case IoBridge.JAVA_IP_MULTICAST_TTL:
// Since setting this from java.net always sets IPv4 and IPv6 to the same value,
// it doesn't matter which we return.
return Libcore.os.getsockoptInt(fd, IPPROTO_IPV6, IPV6_MULTICAST_HOPS);
case SocketOptions.IP_TOS:
// Since setting this from java.net always sets IPv4 and IPv6 to the same value,
// it doesn't matter which we return.
return Libcore.os.getsockoptInt(fd, IPPROTO_IPV6, IPV6_TCLASS);
case SocketOptions.SO_BROADCAST:
return booleanFromInt(Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_BROADCAST));
case SocketOptions.SO_KEEPALIVE:
return booleanFromInt(Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_KEEPALIVE));
case SocketOptions.SO_LINGER:
StructLinger linger = Libcore.os.getsockoptLinger(fd, SOL_SOCKET, SO_LINGER);
if (!linger.isOn()) {
return false;
}
return linger.l_linger;
case SocketOptions.SO_OOBINLINE:
return booleanFromInt(Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_OOBINLINE));
case SocketOptions.SO_RCVBUF:
return Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_RCVBUF);
case SocketOptions.SO_REUSEADDR:
return booleanFromInt(Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_REUSEADDR));
case SocketOptions.SO_SNDBUF:
return Libcore.os.getsockoptInt(fd, SOL_SOCKET, SO_SNDBUF);
case SocketOptions.SO_TIMEOUT:
return (int) Libcore.os.getsockoptTimeval(fd, SOL_SOCKET, SO_RCVTIMEO).toMillis();
case SocketOptions.TCP_NODELAY:
return booleanFromInt(Libcore.os.getsockoptInt(fd, IPPROTO_TCP, TCP_NODELAY));
default:
throw new SocketException("Unknown socket option: " + option);
}
}