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package com.shx.mac;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.util.ArrayList;
import java.util.Formatter;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Properties;
public class SystemUtil {
//通过截取cmd流方式得到计算机的配置信息(不好)
public static List<String> getIpAddress(){
Process p = null;
List<String> address = new ArrayList<String>();
try{
p = new ProcessBuilder("ipconfig","/all").start();
}catch(Exception e){
return address;
}
StringBuffer sb = new StringBuffer();
//读取进程输出值
InputStream inputStream = p.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(inputStream));
String s = "";
try{
while((s=br.readLine())!=null){
sb.append(s+"\n");
}
}catch(Exception e){
e.printStackTrace();
}finally{
try{
inputStream.close();
}catch(Exception e){
e.printStackTrace();
}
}
System.out.println(sb);
return address;
}
public static void getIpconfig(){
Map<String,String> map = System.getenv();
System.out.println(map.get("USERNAME"));//获取用户名
System.out.println(map.get("COMPUTERNAME"));//获取计算机名
System.out.println(map.get("USERDOMAIN"));//获取计算机域名
}
//得到计算机的ip地址和mac地址
public static void getConfig(){
try{
InetAddress address = InetAddress.getLocalHost();
NetworkInterface ni = NetworkInterface.getByInetAddress(address);
//ni.getInetAddresses().nextElement().getAddress();
byte[] mac = ni.getHardwareAddress();
String sIP = address.getHostAddress();
String sMAC = "";
Formatter formatter = new Formatter();
for (int i = 0; i < mac.length; i++) {
sMAC = formatter.format(Locale.getDefault(), "%02X%s", mac[i],
(i < mac.length - 1) ? "-" : "").toString();
}
System.out.println("IP:" + sIP);
System.out.println("MAC:" + sMAC);
}catch(Exception e){
e.printStackTrace();
}
}
//得到计算机的ip,名称,操作系统名称,操作系统版本
public static void Config(){
try{
InetAddress addr = InetAddress.getLocalHost();
String ip=addr.getHostAddress().toString(); //获取本机ip
String hostName=addr.getHostName().toString(); //获取本机计算机名称
System.out.println("本机IP:"+ip+"\n本机名称:"+hostName);
Properties props=System.getProperties();
System.out.println("操作系统的名称:"+props.getProperty("os.name"));
System.out.println("操作系统的版本:"+props.getProperty("os.version"));
}catch(Exception e){
e.printStackTrace();
}
}
//java环境
public static void all(){
Properties props=System.getProperties();
System.out.println("Java的运行环境版本:"+props.getProperty("java.version"));
System.out.println("Java的运行环境供应商:"+props.getProperty("java.vendor"));
System.out.println("Java供应商的URL:"+props.getProperty("java.vendor.url"));
System.out.println("Java的安装路径:"+props.getProperty("java.home"));
System.out.println("Java的虚拟机规范版本:"+props.getProperty("java.vm.specification.version"));
System.out.println("Java的虚拟机规范供应商:"+props.getProperty("java.vm.specification.vendor"));
System.out.println("Java的虚拟机规范名称:"+props.getProperty("java.vm.specification.name"));
System.out.println("Java的虚拟机实现版本:"+props.getProperty("java.vm.version"));
System.out.println("Java的虚拟机实现供应商:"+props.getProperty("java.vm.vendor"));
System.out.println("Java的虚拟机实现名称:"+props.getProperty("java.vm.name"));
System.out.println("Java运行时环境规范版本:"+props.getProperty("java.specification.version"));
System.out.println("Java运行时环境规范供应商:"+props.getProperty("java.specification.vender"));
System.out.println("Java运行时环境规范名称:"+props.getProperty("java.specification.name"));
System.out.println("Java的类格式版本号:"+props.getProperty("java.class.version"));
System.out.println("Java的类路径:"+props.getProperty("java.class.path"));
System.out.println("加载库时搜索的路径列表:"+props.getProperty("java.library.path"));
System.out.println("默认的临时文件路径:"+props.getProperty("java.io.tmpdir"));
System.out.println("一个或多个扩展目录的路径:"+props.getProperty("java.ext.dirs"));
System.out.println("操作系统的名称:"+props.getProperty("os.name"));
System.out.println("操作系统的构架:"+props.getProperty("os.arch"));
System.out.println("操作系统的版本:"+props.getProperty("os.version"));
System.out.println("文件分隔符:"+props.getProperty("file.separator"));//在 unix 系统中是"/" System.out.println("路径分隔符:"+props.getProperty("path.separator"));//在 unix 系统中是":" System.out.println("行分隔符:"+props.getProperty("line.separator"));//在 unix 系统中是"/n" System.out.println("用户的账户名称:"+props.getProperty("user.name"));
System.out.println("用户的主目录:"+props.getProperty("user.home"));
System.out.println("用户的当前工作目录:"+props.getProperty("user.dir"));
}
public static void main(String[] args) {
// Config();
getConfig();
// all();
}
}
//原文 http://www.cnblogs.com/azhqiang/p/4157965.html
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原文地址:http://www.cnblogs.com/shaohaixiong/p/5666722.html