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| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java | |
| download | Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.gz Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.bz2 | |
Diffstat (limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java')
| -rw-r--r-- | Master/Reference Architectures and Patterns/hjp5/examples/Listing4601.java | 23 |
1 files changed, 23 insertions, 0 deletions
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 <host>");
+ 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 |