Can you please tell mejdk 1.6 has new method getHardwareAddress()

Question

can you please tell mejdk 1.6 has new method getHardwareAddress() i write this code in jdeveloper 10.1.3 and occure an error ( this method not found in NetworkInterface ) and jdeveloper highlight it with redline. i just uninstall jdk1.5 and then install jdk1.6u2 then still this error .
pleaze help me what can i do .
try {       
InetAddress address = InetAddress.getLocalHost();
NetworkInterface ni = NetworkInterface.getByInetAddress(address);
byte[] mac = ni.getHardwareAddress();
for (int i = 0; i < mac.length; i++) {             
System.out.format("%02X%s", mac, (i < mac.length - 1) ? "-" : "");
System.out.print("GetDisplayName ="+ni.getDisplayName());
System.out.print("Ni.toString ="+ni.toString());
System.out.print("Network interfaces ="+address.getHostName());
} catch (UnknownHostException e) {        
e.printStackTrace();
} catch (SocketException e) {        
e.printStackTrace();

Answer 1

Hello Sir
actually i am new to java.
currently i am using jdeveloper 10.1.3 and jboss in window. i want to get the macAddress through java api NetworkInterface it has getHardwareAddress method in jdk 1.6 but it does not work in jdeveloper pleaze tell me the solution what can i do it is working fine.
try {       
InetAddress address = InetAddress.getLocalHost();
NetworkInterface ni = NetworkInterface.getByInetAddress(address);
// here is error jedeveloper underline with redline getHardwareAddress()
byte[] mac = ni.getHardwareAddress();
for (int i = 0; i < mac.length; i++) {             
System.out.format("%02X%s", mac, (i < mac.length - 1) ? "-" : "");
System.out.print("GetDisplayName ="+ni.getDisplayName());
System.out.print("Ni.toString ="+ni.toString());
System.out.print("Network interfaces ="+address.getHostName());
} catch (UnknownHostException e) {        
e.printStackTrace();
} catch (SocketException e) {        
e.printStackTrace();