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1 | !7 |
2 | |
3 | static int chatPort = 9751; // just any number |
4 | static File logFile; |
5 | static L<S> lines = synchroList(); |
6 | |
7 | p {
|
8 | installHelloMessage("#1000867 - Chat server");
|
9 | setUpChat(); |
10 | makeAndroid("This is the chat server.");
|
11 | sleep(); |
12 | } |
13 | |
14 | static synchronized S answer(S s) {
|
15 | new Matches m; |
16 | |
17 | if (match3("how many lines are in the memory log", s))
|
18 | return "" + lines.size(); |
19 | if (match3("how many bytes are in the disk log", s))
|
20 | return "" + logFile.length(); |
21 | if (match3("where is the disk log", s))
|
22 | return logFile.getAbsolutePath(); |
23 | if (match3("say *", s, m)) {
|
24 | say("anonymous", unquote(m.m[0]));
|
25 | return "ok"; |
26 | } |
27 | |
28 | return null; |
29 | } |
30 | |
31 | static void setUpChat() {
|
32 | autoReportToChatOff(); |
33 | if (logFile == null) |
34 | logFile = new File(userHome(), "JavaX/Chat/log.txt"); |
35 | mkdirsForFile(logFile); |
36 | |
37 | if (!startDialogServerIfPortAvailable(chatPort, dialogHandler {
|
38 | String dialogID = randomID(8); |
39 | |
40 | io.sendLine("Your ID: " + dialogID);
|
41 | |
42 | while (io.isStillConnected()) {
|
43 | if (io.waitForLine()) {
|
44 | String line = io.readLineNoBlock(); |
45 | say(dialogID, line); |
46 | } |
47 | } |
48 | })) |
49 | print("Chat port " + chatPort + " not available!");
|
50 | else {
|
51 | print("Chat set up on port " + chatPort + ".");
|
52 | |
53 | // Set up sucking port |
54 | if (!startDialogServerIfPortAvailable(chatPort+1, dialogHandler {
|
55 | try {
|
56 | int i = 0; |
57 | boolean present = false; |
58 | while (io.isStillConnected()) {
|
59 | if (i < lines.size()) {
|
60 | do {
|
61 | io.sendLine(lines.get(i++)); |
62 | } while (i < lines.size()); |
63 | if (!present) {
|
64 | present = true; |
65 | io.sendLine(""); // empty line indicates we have reached present time
|
66 | } |
67 | } |
68 | |
69 | sleep(100); |
70 | } |
71 | } catch (Exception e) {
|
72 | // it's probably a disconnect, just handle it quietly |
73 | } |
74 | })) |
75 | print("Chat port " + (chatPort+1) + " not available!");
|
76 | else |
77 | print("Chat suck channel set up on port " + (chatPort+1) + ".");
|
78 | } |
79 | |
80 | // Set up history-less sucking port |
81 | if (!startDialogServerIfPortAvailable(chatPort+2, dialogHandler {
|
82 | try {
|
83 | int i = lines.size(); |
84 | while (io.isStillConnected()) {
|
85 | while (i < lines.size()) |
86 | io.sendLine(lines.get(i++)); |
87 | sleep(100); |
88 | } |
89 | } catch (Exception e) {
|
90 | // it's probably a disconnect, just handle it quietly |
91 | } |
92 | })) |
93 | print("Chat port " + (chatPort+2) + " not available!");
|
94 | else |
95 | print("Chat historyless suck channel set up on port " + (chatPort+2) + ".");
|
96 | } |
97 | |
98 | static void appendToLog(File logFile, String s) {
|
99 | appendToFile(logFile.getPath(), "\n" + s + "\n"); |
100 | } |
101 | |
102 | static void say(S dialogID, S line) {
|
103 | S s = dialogID + " at " + now() + ": " + quote(line); |
104 | print(s); |
105 | lines.add(s); |
106 | appendToLog(logFile, s); |
107 | } |
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| Snippet ID: | #1000867 |
| Snippet name: | Chat server |
| Eternal ID of this version: | #1000867/3 |
| Text MD5: | 95a5d2bbd8587f318a2fbc607f667176 |
| Transpilation MD5: | f84d16315b2fb2bd63fb1f51ddff7661 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX source code |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2017-06-20 17:52:36 |
| Source code size: | 2891 bytes / 107 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 747 / 2229 |
| Version history: | 2 change(s) |
| Referenced in: | [show references] |