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[英]How to get list of offline/online users in chat by using smack api in android
[英]Getting list of all users registered on server with online/offline status using Smack API on android
我使用Smack API连接到ejabberd XMPP服务器-
username = "admin";
password = "admin";
port = "5222";
serviceName = "davids-macbook-pro.local";
host = "192.168.20.8";
config = XMPPTCPConnectionConfiguration.builder()
.setUsernameAndPassword(username, password)
.setHost(host)
.setSecurityMode(ConnectionConfiguration.SecurityMode.disabled)
.setServiceName(serviceName)
.setPort(Integer.parseInt(port))
.build();
connection = new XMPPTCPConnection(config);
try {
connection.connect();
connection.login();
} catch (SmackException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (XMPPException e) {
e.printStackTrace();
}
我想获取所有在线用户的列表。 这怎么可能 ?
当我尝试-
Roster roster = Roster.getInstanceFor(connection);
Collection<RosterEntry> entries = roster.getEntries();
Log.i("entry", entries+"");
for (RosterEntry entry : entries) {
}
获取一个空数组
Collection<RosterEntry> entries = roster.getEntries();
for (RosterEntry entry : entries) {
HashMap<String, String> map = new HashMap<String,String>();
Presence entryPresence = roster.getPresence(entry.getUser());
Presence.Type type = entryPresence.getType();
map.put("USER", entry.getName().toString());
map.put("STATUS", type.toString());
Log.e("USER", entry.getName().toString());
usersList.add(map);
}
检查状态等于“可用”,则用户在线,否则用户离线。
如下所示,用户在Roaster
为getPresence
。
Roster roster = Roster.getInstanceFor(connection);
Collection<RosterEntry> entries = roster.getEntries();
for (RosterEntry rosterEntry : entries){
System.out.println("xmpp.Roster.presence "+ roster.getPresence(rosterEntry.getUser()).getType());
}
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