private static InetAddress getLinuxLocalIp() throws SocketException {
Enumeration<NetworkInterface> netInterfaces = NetworkInterface.getNetworkInterfaces();
InetAddress ip = null;
while (netInterfaces.hasMoreElements()) {
NetworkInterface ni = (NetworkInterface) netInterfaces
.nextElement();
logger.error("ni.getName():"+ni.getName());
Enumeration<InetAddress> ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = ips.nextElement();
logger.error("ip.isSiteLocalAddress():"+ip.isSiteLocalAddress());
logger.error("ip.isLoopbackAddress():"+ip.isLoopbackAddress());
logger.error("ip.getHostAddress():"+ip.getHostAddress());
if (ip != null && ip instanceof Inet4Address && ip.getHostAddress().indexOf(".") != -1) {// 1.获取符合条件的ip
//return ip;
} else {
ip = null;
}
}
}
return null;
}
代码如上，在测试环境上打印出来的语句如下： 代码放到正式环境下打印日志如下： 遍历时要获取我想要的Inet4Address 地址，但是有那么多不是我想要的，怎么把它们过滤掉？看网上的方法都是判断红色日志中的内容，但是为什么测试环境是true false，正式环境中却是false false？ |
|
 |
CSDN好冷清。。。
|
 5分 |
机器上有多块网卡，会显示多个ip地址。。这个只能根据网段来判断那个是你需要的ip
|
5分 |
NetworkInterface调用getDisplayName方法
显示网卡名称 判定 是服务器使用的网卡名，则区其IP地址 |
15分 |
试试这个代码
import java.net.InterfaceAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
/**
* @author suzhw<br>
* 日期：2014-10-14<br>
* 功能：根据启动并运行的网卡名称，找到本机实际的IP地址(已知当前运行的无线网卡名包含“wireless”字段)<br>
* 版权：版权所有(C) 2014，suzhw<br>
* @version v0.1
* @see
*/
public class ToGetLocalLinkIP2 {
public static void main(String[] args) throws Exception {
Enumeration<NetworkInterface> en = NetworkInterface
.getNetworkInterfaces();
while (en.hasMoreElements()) {
NetworkInterface ni = en.nextElement();
printParameter(ni);
}
}
public static void printParameter(NetworkInterface ni)
throws SocketException {
if (null != ni.getDisplayName()
&& ni.getDisplayName().contains("Wireless") && ni.isUp()) {
System.out.println(" Name = " + ni.getName());
System.out.println(" Display Name = " + ni.getDisplayName());
System.out.println(" Is up = " + ni.isUp());
System.out
.println(" Support multicast = " + ni.supportsMulticast());
System.out.println(" Is loopback = " + ni.isLoopback());
System.out.println(" Is virtual = " + ni.isVirtual());
System.out.println(" Is point to point = " + ni.isPointToPoint());
System.out
.println(" Hardware address = " + ni.getHardwareAddress());
System.out.println(" MTU = " + ni.getMTU());
System.out.println("\nList of Interface Addresses:");
List<InterfaceAddress> list = ni.getInterfaceAddresses();
Iterator<InterfaceAddress> it = list.iterator();
while (it.hasNext()) {
InterfaceAddress ia = it.next();
if(null!=ia.getBroadcast()){
System.out.println(" 本机实际联网网卡IPv4地址： " + ia.getAddress().getHostAddress());
}
}
System.out
.println("**************************************************");
}
}
}
|
java获取linux系统服务器ip地址问题
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