本文整理汇总了Java中java.net.NetworkInterface.getIndex方法的典型用法代码示例。如果您正苦于以下问题：Java NetworkInterface.getIndex方法的具体用法？Java NetworkInterface.getIndex怎么用？Java NetworkInterface.getIndex使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.net.NetworkInterface的用法示例。
在下文中一共展示了NetworkInterface.getIndex方法的1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: getLocalAddress0
import java.net.NetworkInterface; //导入方法依赖的package包/类
private static InetAddress getLocalAddress0() {
InetAddress result = null;
try {
int lowest = Integer.MAX_VALUE;
for (Enumeration<NetworkInterface> nics = NetworkInterface.getNetworkInterfaces(); nics
.hasMoreElements();) {
NetworkInterface ifc = nics.nextElement();
if (ifc.isUp()) {
logger.trace("Testing interface: " + ifc.getDisplayName());
if (ifc.getIndex() < lowest || result == null) {
lowest = ifc.getIndex();
} else if (result != null) {
continue;
}
for (Enumeration<InetAddress> addrs = ifc.getInetAddresses(); addrs.hasMoreElements();) {
InetAddress address = addrs.nextElement();
if (address instanceof Inet4Address && !address.isLoopbackAddress()) {
logger.trace("Found non-loopback interface: " + ifc.getDisplayName());
result = address;
}
}
}
}
} catch (IOException ex) {
logger.error("Cannot get first non-loopback address", ex);
}
if (result != null && isValidAddress(result)) {
return result;
}
try {
return InetAddress.getLocalHost();
} catch (UnknownHostException e) {
logger.warn("Unable to retrieve localhost");
}
return null;
}