import com.lotus.sametime.im.Im; //导入依赖的package包/类
public void imReceived(ImEvent imEvent) {
    Log.debug("SameTime: Received IM: "+imEvent);
    Im im = imEvent.getIm();
    boolean imExists = false;
    Im currentIm = null;
    
    for (int i = 0; i < imOpened.size(); i++) {
        currentIm = imOpened.elementAt(i);
        if(currentIm.equals(im)) {
            imExists = true;
            im = currentIm;
            break;
        }
    }
    
    if (!imExists) {
      imOpened.addElement(im);
      im.addImListener(this);
    }   
}
 

import com.lotus.sametime.im.Im; //导入依赖的package包/类
public Im getIMSession(JID jid) {
    Im currentIm = null;
    for (int i = 0; i < imOpened.size(); i++) {
        currentIm = imOpened.elementAt(i);
        if (getSession().getTransport().convertIDToJID(currentIm.getPartner().getName()).equals(jid)) {
            return currentIm;
        }
    }
    return null;
}
 

import com.lotus.sametime.im.Im; //导入依赖的package包/类
public void imClosed(ImEvent imEvent) {
    Log.debug("SameTime: Closed IM session: "+imEvent);
    Im im = imEvent.getIm();
    Im currentIm = null;
    
    for (int i = 0; i < imOpened.size(); i++) {
        currentIm = imOpened.elementAt(i);
        if (currentIm.equals(im)) {
            imOpened.removeElement(im);
            im.close(0);
            im.removeImListener(this);
            break;
        }
    }
}
 

import com.lotus.sametime.im.Im; //导入依赖的package包/类
/**
 * @see net.sf.kraken.session.TransportSession#sendMessage(org.xmpp.packet.JID, String)
 */
@Override
public void sendMessage(JID jid, String message) {
    Im im = listener.getIMSession(jid);
    if (im != null) {
        im.sendText(false, message);
    }
}
 

import com.lotus.sametime.im.Im; //导入依赖的package包/类
public void entriesQueried(DirectoryEvent event) {
	STObject[] objects = event.getEntries();
	for (int i = 0; i < objects.length; i++) {
		BrokerFactory.getLoggingBroker().logDebug("objects["+i+"]="+objects[i]);
		if (objects[i] instanceof STUser) {
			STUser user = (STUser)objects[i];
			BrokerFactory.getLoggingBroker().logDebug("user="+user.getName());
			if (user.getName().equals (recipient)) {
				Im im = imService.createIm(user, 
                        EncLevel.ENC_LEVEL_NONE,
                        ImTypes.IM_TYPE_CHAT);
				im.addImListener(this);
				im.addImListener(parent);
				im.open();
				return;
			}
		}
	}
	
	if (!event.isAtEnd()) {
		directory.queryEntries(false);
	} else {
		directory.removeDirectoryListener(this);
		notification.addMessage("Could not find account in SameTime directory", null);
		if (notification != null)
			parent.setStatusOfSend(notification, "failed");
	}
}