port scanner

[Engineer]

Hi,:)
i want to make port scannerin java
that that indicate open ports on computer
the program will make connect at all port
if it connection .............................sueccssful
if not .......................busy:)
how can i make this program???
and what can i use in it?
thank you:)

[wsaryada]

Hi,

To scan whether a port in a host is opened just create an instance of java.net.Socket object by passing the hostname and the port number to check. If no exception is thrown it means the port is open.