Java RosterPacket.setVersion方法代码示例

import org.jivesoftware.smack.packet.RosterPacket; //导入方法依赖的package包/类
/**
 * Reloads the entire roster from the server. This is an asynchronous operation,
 * which means the method will return immediately, and the roster will be
 * reloaded at a later point when the server responds to the reload request.
 * 
 * @throws IllegalStateException if connection is not logged in or logged in anonymously
 */
public void reload() {
    if (!connection.isAuthenticated()) {
        throw new IllegalStateException("Not logged in to server.");
    }
    if (connection.isAnonymous()) {
        throw new IllegalStateException("Anonymous users can't have a roster.");
    }

	RosterPacket packet = new RosterPacket();
	if(persistentStorage!=null){
		packet.setVersion(persistentStorage.getRosterVersion());
	}
	requestPacketId = packet.getPacketID();
	PacketFilter idFilter = new PacketIDFilter(requestPacketId);
	connection.addPacketListener(new RosterResultListener(), idFilter);
    connection.sendPacket(packet);
}
 

import org.jivesoftware.smack.packet.RosterPacket; //导入方法依赖的package包/类
/**
 * Reloads the entire roster from the server. This is an asynchronous
 * operation, which means the method will return immediately, and the roster
 * will be reloaded at a later point when the server responds to the reload
 * request.
 * 
 * @throws IllegalStateException
 *             if connection is not logged in or logged in anonymously
 */
public void reload() {
	if (!connection.isAuthenticated()) {
		throw new IllegalStateException("Not logged in to server.");
	}
	if (connection.isAnonymous()) {
		throw new IllegalStateException(
				"Anonymous users can't have a roster.");
	}

	RosterPacket packet = new RosterPacket();
	if (persistentStorage != null) {
		packet.setVersion(persistentStorage.getRosterVersion());
	}
	requestPacketId = packet.getPacketID();
	PacketFilter idFilter = new PacketIDFilter(requestPacketId);
	connection.addPacketListener(new RosterResultListener(), idFilter);
	connection.sendPacket(packet);
}
 

import org.jivesoftware.smack.packet.RosterPacket; //导入方法依赖的package包/类
/**
 * Reloads the entire roster from the server. This is an asynchronous operation,
 * which means the method will return immediately, and the roster will be
 * reloaded at a later point when the server responds to the reload request.
 */
public void reload() {
	RosterPacket packet = new RosterPacket();
	if(persistentStorage!=null){
		packet.setVersion(persistentStorage.getRosterVersion());
	}
	requestPacketId = packet.getPacketID();
	PacketFilter idFilter = new PacketIDFilter(requestPacketId);
	connection.addPacketListener(new RosterResultListener(), idFilter);
    connection.sendPacket(packet);
}
 

import org.jivesoftware.smack.packet.RosterPacket; //导入方法依赖的package包/类
private static RosterPacket parseRoster(XmlPullParser parser) throws Exception {
    RosterPacket roster = new RosterPacket();
    boolean done = false;
    RosterPacket.Item item = null;
    while (!done) {
    	if(parser.getEventType()==XmlPullParser.START_TAG && 
    			parser.getName().equals("query")){
    		String version = parser.getAttributeValue(null, "ver");
    		roster.setVersion(version);
    	}
        int eventType = parser.next();
        if (eventType == XmlPullParser.START_TAG) {
            if (parser.getName().equals("item")) {
                String jid = parser.getAttributeValue("", "jid");
                String name = parser.getAttributeValue("", "name");
                // Create packet.
                item = new RosterPacket.Item(jid, name);
                // Set status.
                String ask = parser.getAttributeValue("", "ask");
                RosterPacket.ItemStatus status = RosterPacket.ItemStatus.fromString(ask);
                item.setItemStatus(status);
                // Set type.
                String subscription = parser.getAttributeValue("", "subscription");
                RosterPacket.ItemType type = RosterPacket.ItemType.valueOf(subscription != null ? subscription : "none");
                item.setItemType(type);
            }
            if (parser.getName().equals("group") && item!= null) {
                final String groupName = parser.nextText();
                if (groupName != null && groupName.trim().length() > 0) {
                    item.addGroupName(groupName);
                }
            }
        }
        else if (eventType == XmlPullParser.END_TAG) {
            if (parser.getName().equals("item")) {
                roster.addRosterItem(item);
            }
            if (parser.getName().equals("query")) {
                done = true;
            }
        }
    }
    return roster;
}