帮我用java写个能获取主机IP,主机名的窗体

发布网友 发布时间：2022-04-24 18:41

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热心网友 时间：2023-11-02 23:08

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.InetAddress;
import java.net.UnknownHostException;

/**
* @className: SystemTool
* @description: 与系统相关的一些常用工具方法. 目前实现的有：获取MAC地址、IP地址、主机名
* @author: 笑遍世界
* @createTime: 2010-11-13 下午08:03:44
*/
public class SystemTool {

/**
* 获取当前操作系统名称.
* return 操作系统名称 例如:windows xp,linux 等.
*/
public static String getOSName() {
return System.getProperty("os.name").toLowerCase();
}

/**
* 获取unix网卡的mac地址.
* 非windows的系统默认调用本方法获取.如果有特殊系统请继续扩充新的取mac地址方法.
* @return mac地址
*/
public static String getUnixMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
process = Runtime.getRuntime().exec("ifconfig eth0");// linux下的命令，一般取eth0作为本地主网卡 显示信息中包含有mac地址信息
bufferedReader = new BufferedReader(new InputStreamReader(process
.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
index = line.toLowerCase().indexOf("hwaddr");// 寻找标示字符串[hwaddr]
if (index >= 0) {// 找到了
mac = line.substring(index +"hwaddr".length()+ 1).trim();// 取出mac地址并去除2边空格
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}

return mac;
}

/**
* 获取widnows网卡的mac地址.
* @return mac地址
*/
public static String getWindowsMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
process = Runtime.getRuntime().exec("ipconfig /all");// windows下的命令，显示信息中包含有mac地址信息
bufferedReader = new BufferedReader(new InputStreamReader(process
.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
index = line.toLowerCase().indexOf("physical address");// 寻找标示字符串[physical address]
if (index >= 0) {// 找到了
index = line.indexOf(":");// 寻找":"的位置
if (index>=0) {
mac = line.substring(index + 1).trim();// 取出mac地址并去除2边空格
}
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}

return mac;
}

/**
* @return 本机主机名
*/
public static String getHostName() {
InetAddress ia = null;
try {
ia = InetAddress.getLocalHost();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (ia == null ) {
return "some error..";
}
else
return ia.getHostName();
}

/**
* @return 本机IP 地址
*/
public static String getIPAddress() {
InetAddress ia = null;
try {
ia = InetAddress.getLocalHost();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (ia == null ) {
return "some error..";
}
else
return ia.getHostAddress();
}

/**
* 测试用的main方法.
*
* @param argc
* 运行参数.
*/
public static void main(String[] argc) {
String os = getOSName();
System.out.println("OS Type:"+os);
if(os.startsWith("windows")){
//本地是windows
String mac = getWindowsMACAddress();
System.out.println("MAC Address:"+mac);
}else{
//本地是非windows系统 一般就是unix
String mac = getUnixMACAddress();
System.out.println(mac);
}
System.out.println("HostName:"+getHostName());
System.out.println("IPAddress:"+getIPAddress());追问好复杂

追答细细看，没什么，你不需要的也在上面。我也是CV我以前的。