Hi i want to develop a chat component using Smack api.But i dont no How to start ,can u send any code
And i need the code to handle packet listeners
i’d try a look at this: http://www.igniterealtime.org/builds/smack/docs/latest/documentation/
(point “getting started”)
Hi
thanks for ur reply.But i alreay went through that link.I wrote some code also.But i have some doubts.
1.How to get updated presence of my roster elemnts.I knew that for that one we need to subscribe to get the updated presence.But How i can do it?
2.How i can send a message to a person who is in my roster
could u plz reply
here i am sending the bvasic code plz go through it
/////////////// login method
public boolean login(String login_name,String login_password)
{
this.login_name = login_name;
name=login_name;
loginName=new JMenu(“Hi ,” +name);
menuBar.add(loginName);
this.login_password = login_password; // get passwordfield’s password
boolean flag = false;
try{con.DEBUG_ENABLED = true;
con = new ServerConnection(“10.241.34.80”,“5222”); //Default. Will be changed later
con.connect();
con.login(login_name, login_password); /* filter the XML packet into a PacketCollector (much like a queue),
so that you can get them back later*/
presence.setType(Presence.Type.subscribed);
filter = new AndFilter(new PacketTypeFilter(Message.class),new FromContainsFilter(rentry));
myCollector = con.createPacketCollector(filter);
groupchat = con.createGroupChat(login_name+"'s Chat"); // initialise your chatgroup
System.out.println(“login name’s chat is *********”+login_name);
msg = new Message();
roster = con.getRoster(); // get all user from your friends list
roster.addRosterListener(this); //listner added to roster
setRoster();
setChat(true);
flag = true;
System.out.println(“Inside login”);
myListener=new MyListener();
con.addPacketListener(myListener, filter);
ChatClientApp chatapp=new ChatClientApp();
try
{
t=new Thread(chatapp);
t.start();
}
catch (Exception ex)
{
System.out.println("exception in thread is "+ex);
}
}
//////////////////////////////////// after clicking send button
else if(e.getSource()==btnSend)
{
if(isLogin)
{
System.out.println(“inside btnSend”);
selectedNode = (DefaultMutableTreeNode)tree.getLastSelectedPathComponent();
if(selectedNode==null || (selectedNode.isLeaf()==false)){
JOptionPane.showMessageDialog(frm,“Select a contact!”,“Select a Contact”,JOptionPane.INFORMATION_MESSAGE);
}
else
{
String sendCnt = selectedNode.getUserObject().toString();
String opponent =sendCnt.substring(0, sendCnt.indexOf("("));
System.out.println(“Get opponent name”+opponent);
for (Iterator i=roster.getEntries().iterator(); i.hasNext(); )
{
RosterEntry re = (RosterEntry)i.next();
rentry = re.getUser().toString();
System.out.println("after break " + rentry);
String rname = re.getName().toString();
if(rname.equalsIgnoreCase(opponent)==true)
{
System.out.println("*******Equal Contacts: " + rentry);
System.out.println(“before break”);
break;
}
}
String content = null;
try
{
content = null;
content = tfChatMessage.getText().toString();
System.out.println("Content: " + content);
con.createChat(rentry);
msg.setTo(rentry);
msg.setBody(null);
System.out.println("Message body before set, after remove: " + msg.getBody());
msg.setBody(tfChatMessage.getText().toString());
System.out.println("Message body after set: " + msg.getBody());
msg.setType(Message.Type.chat);
MessageEventManager.addNotificationsRequests(msg, true, true, true, true);
//groupchat.sendMessage(msg);
//con.sendpacket(msg);
Date current=new Date();
taChatArea.append( login_name*": “"\n"”: “*msg.getBody()+”\n");
tfChatMessage.setText(null);
chatmanager = con.getChatManager();
newChat = chatmanager.createChat(rentry, new MessageListener() {
public void processMessage(Chat chat, Message message) {
System.out.println("Received message: " + message.toXML());
}
});
try
{
System.out.println(“before sending message”);
newChat.sendMessage(msg.getBody());
System.out.println(msg.getType()+“is type of the message”);
System.out.println("message body is "+msg.getBody());
}
catch (XMPPException ex)
{
System.out.println(“Error Delivering block”+ex);
}
}
////////////////////////////// setroster method
public void setRoster()
{
roster.setDefaultSubscriptionMode(Roster.SubscriptionMode.accept_all);
roster.setSubscriptionMode(Roster.SubscriptionMode.accept_all);
System.out.println("the subscription is "+roster.getSubscriptionMode());
System.out.println(“Inside setRoster Method”);
String str=(presencevalues[http://combostatus.getSelectedIndex()|http://combostatus.getSelectedIndex()]).to String();
System.out.println(" "str"*****");
DefaultMutableTreeNode groupNode = null;
DefaultMutableTreeNode entryNode = null;
System.out.println("Top children(before): " + top.getChildCount());
if(top.getChildCount()!=0){
top.removeAllChildren();
}
System.out.println("Top children(after): " + top.getChildCount());
//Refresh the Roster
for (Iterator i=roster.getGroups().iterator(); i.hasNext(); )
{
RosterGroup rg = (RosterGroup)i.next();
groupNode = new DefaultMutableTreeNode(rg.getName());
top.add(groupNode);
System.out.println(“group added”);
for(Iterator iEntry=rg.getEntries().iterator(); iEntry.hasNext(); )
{
RosterEntry re = (RosterEntry)iEntry.next();
System.out.println("User Name is"re.getUser()"Jid name is "+re.getName());
if(re.getName().equalsIgnoreCase(“tmp”)==false)
{
if(status==null){
status = “offline”;
}
System.out.println("setRoster: Status is may be "+str);
entryNode = new DefaultMutableTreeNode(re.getName()*"("*str+")");
groupNode.add(entryNode);
System.out.println(“entry added”);
}
}
}
//////////////procass packet method
public void processPacket(Packet packet)
{
Message message = (Message)packet;
// System.out.println(message.getBody()+"…is formatted msg");
//System.out.println(message.getFrom()+">>>>>>>>is message from");
System.out.println(message.getTo()+"…message to");
chatObj=new ChatClientApp();
System.out.println("presence is "chatObj.presence"packet is "+packet.toXML());
System.out.println(“inside the process packet”);
if (packet instanceof Message)
{
System.out.println(“Inside instance method”);
System.out.println(message.getBody()+"…is formatted msg");
System.out.println(message.getFrom()+">>>>>>>>is message from");
System.out.println(message.getTo()+"…message to");
}
}
}