InetAddress和InetSocketAddress

1、InetAddress

InetAddress is = InetAddress.getLocalHost (); // Get the local object through static methods

System.out.println(is.getHostAddress()); // Get IP address

System.out.println(is.getHostName()); // Get the domain name

is = InetAddress.getByName("www.qq.com"); // Create object by domain name

is = InetAddress.getByName("59.37.96.63"); // create object by IP address