java代码 调用dos的ipconfig /all 命令，获取网卡详细信息

package test;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * @author JavaAlpha
 * @date 2011-12-14
 * @version V 1.0
 * java代码 调用dos的ipconfig /all 命令，获取网卡详细信息
 */

public class Ipconfig {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		//获取机器名
		String hostName = getLocalMachineInfo("Host Name . . . . . . . . . . . . :"); 
		System.out.println("机器名："+hostName);
		//获取网卡型号
		String desc = getLocalMachineInfo("Description . . . . . . . . . . . :"); 
		System.out.println("网卡型号："+desc);
		//获取MAC地址
		String mac = getLocalMachineInfo("Physical Address. . . . . . . . . :"); 
		System.out.println("MAC地址："+mac);
		//获取IP地址
		String ip = getLocalMachineInfo("IP Address. . . . . . . . . . . . :"); 
		System.out.println("IP地址："+ip);
		//获取子网掩码
		String subnetMask = getLocalMachineInfo("Subnet Mask . . . . . . . . . . . :"); 
		System.out.println("子网掩码："+subnetMask);
		//获取默认网关
		String defaultGateway = getLocalMachineInfo("Default Gateway . . . . . . . . . :"); 
		System.out.println("机器名："+defaultGateway);
		//获取DNS服务器
		String DNSServers = getLocalMachineInfo("DNS Servers . . . . . . . . . . . :"); 
		System.out.println("机器名："+DNSServers);
	}

	static String getLocalMachineInfo(String str){
		String line ="";
		int n;
		try {
			Process ps = Runtime.getRuntime().exec("cmd /c ipconfig /all");
			BufferedReader br = new BufferedReader(new InputStreamReader(ps.getInputStream()));
			while(null != (line = br.readLine())) {
				if (line.indexOf(str)!=-1) {
					n = line.indexOf(":");
					line = line.substring(n+2);
					break;
				}
			}
			ps.waitFor();
		} catch (IOException e) {
			e.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		}
		return line;
	}
	
}