通过java获取计算机名
String hostname = "Unknown";
try
{
InetAddress addr;
addr = InetAddress.getLocalHost();
hostname = addr.getHostName();
}
catch (UnknownHostException ex)
{
System.out.println("Hostname can not be resolved");
}
logger.info("The computer name is: " + hostname);
原文：http://www.cnblogs.com/MasterMonkInTemple/p/4561526.html