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Open a shell and ping a host is easy - doing the same in Java is hard. Before Java 5 (1.5) there was no native way to send an ICMP ping to test whether a machine is up and running. Since Java 5 there is a method in the InetAddress class which should make sending pings a trivial task. However the behaviour of this call seems to be platform dependent (based on my wireshark observations). Calling thi
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çµè«ï¼Javaã§Pingãæã¤ã«ã¯ãå¤é¨ããã»ã¹ã使ãã public class NativeProcess { /** ping ã®ã¿ã¤ã ã¢ã¦ã(ms) */ private static String TIMEOUT = "3000"; public static void main(String... args) throws IOException, InterruptedException{ boolean ret = ping(Inet4Address.getByName("192.168.1.1")); System.out.println(ret ? "SUCCESS" : "FAILED"); } /** * Ping ãå®è¡ãããã¹ãã¨ã®çéã確èªãã¾ãã * * @param target çé確èªãããããã¹ã * @return çéã確èªã§ããã° true,
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