Java調用ipconfig列印網卡資訊和原生MAC地址

package test;import java.io.BufferedReader;import java.io.InputStreamReader;/** * @author JavaAlpha * @date 2011-12-14 * @version V 1.0 Java調用ipconfig列印網卡資訊和原生MAC地址 */public class ReadMAC { public static String physicalAddress = "read MAC error!"; public ReadMAC() { } public static String checkPhysicalAddress() {  try {   String line;   Process process = Runtime.getRuntime().exec("cmd /c ipconfig /all");   BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));   while ((line = bufferedReader.readLine()) != null) {    System.out.println(line);    if (line.indexOf("Physical Address. . . . . . . . . :") != -1) {     if (line.indexOf(":") != -1) {      physicalAddress = line.substring(line.indexOf(":") + 2);      //break; // 找到MAC,推出迴圈     }    }   }   process.waitFor();  } catch (Exception e) {   e.printStackTrace();  }  return physicalAddress; } public static void main(String[] args) {  System.out.println("原生MAC地址是: " + ReadMAC.checkPhysicalAddress()); }}