java获取linux主机信息 java获取linux的ip地址

package com.ccssoft.omc.log4j;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.UnknownHostException;
import java.util.Enumeration;
public class HostData {
// 主机名称
public String hostName;
// 主机ip
public String ip;
public String getHostName() {
return hostName;
}
public void setHostName(String hostName) {
this.hostName = hostName;
}
public String getIp() {
return ip;
}
public void setIp(String ip) {
this.ip = ip;
}
public HostData() {
try {
this.hostName = java.net.InetAddress.getLocalHost().getHostName();
// this.ip = java.net.Inet4Address.getLocalHost().getHostAddress();
this.ip = getLocalIP();
} catch (UnknownHostException e) {
setHostName("unknown-host");
}
}
/**
* 获得主机IP
*
* @return String
*/
public static boolean isWindowsOS() {
boolean isWindowsOS = false;
String osName = System.getProperty("os.name");
if (osName.toLowerCase().indexOf("windows") > -1) {
isWindowsOS = true;
}
return isWindowsOS;
}
/**
* 获取本机ip地址，并自动区分Windows还是linux操作系统
*
* @return String
*/
public static String getLocalIP() {
String sIP = "";
InetAddress ip = null;
try {
// 如果是Windows操作系统
if (isWindowsOS()) {
ip = InetAddress.getLocalHost();
}
// 如果是Linux操作系统
else {
boolean bFindIP = false;
Enumeration netInterfaces = (Enumeration) NetworkInterface
.getNetworkInterfaces();
while (netInterfaces.hasMoreElements()) {
if (bFindIP) {
break;
}
NetworkInterface ni = (NetworkInterface) netInterfaces
.nextElement();
// ----------特定情况，可以考虑用ni.getName判断
// 遍历所有ip
Enumeration ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = (InetAddress) ips.nextElement();
if((ip.getHostAddress().endsWith(".0")) || (ip.getHostAddress().endsWith(".1"))){
continue;
}
if (ip.isSiteLocalAddress() && !ip.isLoopbackAddress() // 127.开头的都是lookback地址
&& ip.getHostAddress().indexOf(":") == -1) {
bFindIP = true;
break;
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
if (null != ip) {
sIP = ip.getHostAddress();
}
return sIP;
}
}