import java.net.InetAddress;

public class Main {  public static void main(String[] args)

  throws Exception {      InetAddress addr = InetAddress.getLocalHost();

      System.out.println("Local HostAddress:

      "+addr.getHostAddress());

      String hostname = addr.getHostName();

      System.out.println("Local host name: "+hostname);

  }}

以下为代码的输出结果：

Local HostAddress: 192.168.1.4

Local host name: harsh