네이티브 외부 IP 및 이름 가져오기

//iplabel.java
import java.net.*;
import java.awt.*;
import javax.swing.*; 
public class iplabel
{
JFrame frame;
JLabel label1,label2;
JPanel panel;
String ip,address; 
public void getip(){
try{
	InetAddress addr = InetAddress.getLocalHost();
	ip=addr.getHostAddress().toString;//    IP
	address=addr.getHostName()toString;//      

	//System.out.println("addr=:" String.valueOf(addr));
}
catch(Exception e){
	System.out.println("Bad IP Address!" e);
} 
} 

public void showframe(){
	frame=new JFrame("my ip");
	label1=new JLabel("this my ip");
	label1.setText(ip);
	label2=new JLabel("this my address");
	label2.setText(address);
	panel=new JPanel();
	panel.add(label1);
	panel.add(label2);

	frame.getContentPane().add(panel); 
	frame.setSize(400,300);
	frame.setVisible(true);
} 
public static void main(String agrs[]){
	iplabel myip=new iplabel();
	myip.getip();
	myip.showframe(); 
}
}