We have knew how to add roster in xmpp server . Now we will send message from one user to other.
There is simple example for creating chat. There we will send a message using smack api and xmpp server. You can can visit how to install xmpp server.
package com.javaproficiency.demo;
import java.util.Collection;
import org.jivesoftware.smack.Chat;
import org.jivesoftware.smack.ConnectionConfiguration;
import org.jivesoftware.smack.MessageListener;
import org.jivesoftware.smack.Roster;
import org.jivesoftware.smack.RosterEntry;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.packet.Message;
public class SendMessageInChat {
public static void main(String[] args) {
AddRoster addRoster = new AddRoster();
XMPPConnection connection = addRoster.Connect();
try {
connection.login("yogesh@localhost","123");
System.out.println("Login");
Chat chat = connection.getChatManager().createChat("shivam@localhost", new MessageListener() {
@Override
public void processMessage(Chat chat, Message message) {
// Print out any messages we get back to standard out.
System.out.println("Received message: " + message);
}
});
try {
chat.sendMessage("How are you dear !!");
System.out.println(" Send Message succesfully");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
connection.disconnect();
} catch (XMPPException e) {
e.printStackTrace();
}
}
private void loginUser(XMPPConnection connection) {
// TODO Auto-generated method stub
}
public XMPPConnection Connect() {
ConnectionConfiguration config = new ConnectionConfiguration(
"localhost", 5222);
/*
* ConnectionConfiguration config = new ConnectionConfiguration(
* "192.163.2.200", 5222);
*/
XMPPConnection connection = new XMPPConnection(config);
try {
connection.connect();
} catch (XMPPException e) {
e.printStackTrace();
}
return connection;
}
}
There is simple example for creating chat. There we will send a message using smack api and xmpp server. You can can visit how to install xmpp server.
package com.javaproficiency.demo;
import java.util.Collection;
import org.jivesoftware.smack.Chat;
import org.jivesoftware.smack.ConnectionConfiguration;
import org.jivesoftware.smack.MessageListener;
import org.jivesoftware.smack.Roster;
import org.jivesoftware.smack.RosterEntry;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.packet.Message;
public class SendMessageInChat {
public static void main(String[] args) {
AddRoster addRoster = new AddRoster();
XMPPConnection connection = addRoster.Connect();
try {
connection.login("yogesh@localhost","123");
System.out.println("Login");
Chat chat = connection.getChatManager().createChat("shivam@localhost", new MessageListener() {
@Override
public void processMessage(Chat chat, Message message) {
// Print out any messages we get back to standard out.
System.out.println("Received message: " + message);
}
});
try {
chat.sendMessage("How are you dear !!");
System.out.println(" Send Message succesfully");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
connection.disconnect();
} catch (XMPPException e) {
e.printStackTrace();
}
}
private void loginUser(XMPPConnection connection) {
// TODO Auto-generated method stub
}
public XMPPConnection Connect() {
ConnectionConfiguration config = new ConnectionConfiguration(
"localhost", 5222);
/*
* ConnectionConfiguration config = new ConnectionConfiguration(
* "192.163.2.200", 5222);
*/
XMPPConnection connection = new XMPPConnection(config);
try {
connection.connect();
} catch (XMPPException e) {
e.printStackTrace();
}
return connection;
}
}
After execution of this you can see message in xmpp client spark as
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