2 * The MIT License (MIT)
4 * Copyright (C) 2013 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 package org.apidesign.bck2brwsr.demo.serverside;
26 import net.java.html.json.ComputedProperty;
27 import net.java.html.json.Context;
28 import net.java.html.json.Function;
29 import net.java.html.json.Model;
30 import net.java.html.json.OnReceive;
31 import net.java.html.json.Property;
35 * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
37 @Model(className = "ChatModel", properties = {
38 @Property(name = "user", type = String.class),
39 @Property(name = "text", type = String.class),
40 @Property(name = "msgs", type = Message.class, array = true)
44 static boolean sendEnabled(String user, String text) {
45 boolean res = user != null && text != null && !user.isEmpty() && !text.isEmpty();
47 if (true) throw new IllegalStateException("Query for msg '" + text + "' by user " + user + " res: " + res);
48 } catch (Exception ex) {
55 static void submit(ChatModel m) {
56 if (!sendEnabled(m.getUser(), m.getText())) {
59 Message msg = new Message(CNTX);
60 msg.setComment(m.getText());
61 msg.setUser(m.getUser());
65 @OnReceive(url = "/chat?since=0")
66 static void initialRead(ChatModel m, Query q) {
68 m.getMsgs().addAll(q.getMessages());
71 static final Context CNTX = Context.findDefault(ChatClient.class);
73 ChatModel chm = new ChatModel(CNTX);
74 Message m = new Message(CNTX);
75 m.setComment("Waiting for messages from the server...");