From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- .../hjp5/examples/Listing4601.java | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java (limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java') diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java new file mode 100644 index 0000000..a812132 --- /dev/null +++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java @@ -0,0 +1,23 @@ +/* Listing4601.java */ + +import java.net.*; + +public class Listing4601 +{ + public static void main(String[] args) + { + if (args.length != 1) { + System.err.println("Usage: java Listing4601 "); + System.exit(1); + } + try { + //Get requested address + InetAddress addr = InetAddress.getByName(args[0]); + System.out.println(addr.getHostName()); + System.out.println(addr.getHostAddress()); + } catch (UnknownHostException e) { + System.err.println(e.toString()); + System.exit(1); + } + } +} \ No newline at end of file -- cgit v1.2.3