1 import java.util.*;
2 import java.io.*;
3
4 import org.jivesoftware.smack.Chat;
5 import org.jivesoftware.smack.packet.Message;
6 import org.jivesoftware.smack.packet.Presence;
7 import org.jivesoftware.smack.ConnectionConfiguration;
8 import org.jivesoftware.smack.MessageListener;
9 import org.jivesoftware.smack.Roster;
10 import org.jivesoftware.smack.RosterEntry;
11 import org.jivesoftware.smack.RosterListener;
12 import org.jivesoftware.smack.XMPPConnection;
13 import org.jivesoftware.smack.XMPPException;
14
15
16 public class ChatClient implements MessageListener
17 {
18 XMPPConnection connection;
19
20 public void login(String userName, String password) throws XMPPException
21 {
22 ConnectionConfiguration config = new ConnectionConfiguration("talk.google.com", 5222, "gmail.com");
23 connection = new XMPPConnection(config);
24
25 connection.connect();
26 connection.login(userName, password);
27 }
28
29 public void sendMessage(String message, String to) throws XMPPException
30 {
31 Chat chat = connection.getChatManager().createChat(to, this);
32 chat.sendMessage(message);
33 }
34
35 public void displayBuddyList()
36 {
37 Roster roster = connection.getRoster();
38 roster.addRosterListener(new RosterListener() {
39 // Ignored events public void entriesAdded(Collection<String> addresses) {}
40 public void entriesDeleted(Collection<String> addresses) {}
41 public void entriesUpdated(Collection<String> addresses) {}
42 public void presenceChanged(Presence presence) {
43 System.out.println("Presence changed: " + presence.getFrom() + " " + presence);
44 }
45 @Override
46 public void entriesAdded(Collection<String> arg0) {
47 // TODO Auto-generated method stub
48 System.out.println("New Buddy Comes!");
49 for (String x :arg0)
50 System.out.println("Buddy: " + x + "Added");
51 }
52
53 });
54
55 Collection<RosterEntry> entries = roster.getEntries();
56
57 System.out.println("\n\n" + entries.size() + " buddy(ies):");
58 for(RosterEntry r:entries)
59 {
60 System.out.println(r.getUser() + " " + r.getName());
61 }
62 }
63
64 public void deleteBuddy(String user) throws XMPPException
65 {
66 Roster roster = connection.getRoster();
67 Collection<RosterEntry> entries = roster.getEntries();
68 for (RosterEntry r:entries)
69 {
70 if (user.equals( r.getUser() ) )
71 {
72 roster.removeEntry(r);
73 break;
74 }
75 }
76
77 }
78
79 public void createBuddy(String user, String name, String[] groups) throws XMPPException
80 {
81 Roster roster = connection.getRoster();
82 roster.createEntry(user, name, groups);
83
84 }
85
86 public void disconnect()
87 {
88 connection.disconnect();
89 }
90
91 public void processMessage(Chat chat, Message message)
92 {
93 if(message.getType() == Message.Type.chat)
94 System.out.println(chat.getParticipant() + " says: " + message.getBody() + "\r\n");
95 }
96
97 public static void main(String args[]) throws XMPPException, IOException
98 {
99 // declare variables
100 ChatClient c = new ChatClient();
101 BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
102 String msg;
103
104
105 // turn on the enhanced debugger
106 XMPPConnection.DEBUG_ENABLED = true;
107
108
109 // provide your login information here
110 c.login("username", "password");
111
112
113 c.displayBuddyList();
114 System.out.println("-----");
115 System.out.println("Enter your message in the console.");
116 System.out.println("-----\n");
117
118
119 while( !(msg=br.readLine()).equals("bye"))
120 {
121 // your buddy's gmail address goes here
122 c.sendMessage(msg, "littleds@jabber.org");
123 }
124
125
126 c.disconnect();
127
128 System.exit(0);
129 }
130 }
基本是从Smack的Doc里面抄出来的，然后自己简单的组合了一下
实现了几个最基本的功能，一个是查看buddy list列表，一个是聊天，一个是更新好友状态
没有图形界面，因为不会Java GUI
自己创建了两个jabber.org的帐号测试
PS：pidgin很好用，画面简介，虽然有时候会崩溃，不过也没出现几次……