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Code Issues Releases Wiki Activity

Improve DeliveryReceiptManager

Browse source 
Use anonymous inner classes for packet listeners so that the
processPacket() method is not exposed as part of the Managers public
API.

And some small fixes.
This commit is contained in:
Florian Schmaus 2015-01-08 22:53:40 +01:00
parent e380872a41
commit fcb4844d10
2 changed files with 47 additions and 46 deletions
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69
smack-extensions/src/main/java/org/jivesoftware/smackx/receipts/DeliveryReceiptManager.java
View file

@ -29,7 +29,10 @@ import org.jivesoftware.smack.Manager;
import org.jivesoftware.smack.PacketListener;
import org.jivesoftware.smack.XMPPConnectionRegistry;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.filter.AndFilter;
import org.jivesoftware.smack.filter.PacketExtensionFilter;
import org.jivesoftware.smack.filter.PacketFilter;
import org.jivesoftware.smack.filter.PacketTypeFilter;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.packet.Packet;
import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
@ -40,8 +43,14 @@ import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
* automatic DeliveryReceipt transmission.
*
* @author Georg Lukas
* @see <a href="http://xmpp.org/extensions/xep-0184.html">XEP-0184: Message Delivery Receipts</a>
*/
public class DeliveryReceiptManager extends Manager implements PacketListener {
public class DeliveryReceiptManager extends Manager {
private static final PacketFilter MESSAGES_WITH_DEVLIERY_RECEIPT_REQUEST = new AndFilter(PacketTypeFilter.MESSAGE,
new PacketExtensionFilter(new DeliveryReceiptRequest()));
private static final PacketFilter MESSAGES_WITH_DELIVERY_RECEIPT = new AndFilter(PacketTypeFilter.MESSAGE,
new PacketExtensionFilter(DeliveryReceipt.ELEMENT, DeliveryReceipt.NAMESPACE));
private static Map<XMPPConnection, DeliveryReceiptManager> instances = new WeakHashMap<XMPPConnection, DeliveryReceiptManager>();
@ -61,8 +70,31 @@ public class DeliveryReceiptManager extends Manager implements PacketListener {
ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection);
sdm.addFeature(DeliveryReceipt.NAMESPACE);
// register listener for delivery receipts and requests
connection.addAsyncPacketListener(this, new PacketExtensionFilter(DeliveryReceipt.NAMESPACE));
// Add the packet listener to handling incoming delivery receipts
connection.addAsyncPacketListener(new PacketListener() {
@Override
public void processPacket(Packet packet) throws NotConnectedException {
DeliveryReceipt dr = DeliveryReceipt.from(packet);
// notify listeners of incoming receipt
for (ReceiptReceivedListener l : receiptReceivedListeners) {
l.onReceiptReceived(packet.getFrom(), packet.getTo(), dr.getId(), packet);
}
}
}, MESSAGES_WITH_DELIVERY_RECEIPT);
// Add the packet listener to handle incoming delivery receipt requests
connection.addAsyncPacketListener(new PacketListener() {
@Override
public void processPacket(Packet packet) throws NotConnectedException {
// if enabled, automatically send a receipt
if (!auto_receipts_enabled) {
return;
}
Message ack = new Message(packet.getFrom(), Message.Type.normal);
ack.addExtension(new DeliveryReceipt(packet.getPacketID()));
connection().sendPacket(ack);
}
}, MESSAGES_WITH_DEVLIERY_RECEIPT_REQUEST);
}
/**
@ -96,29 +128,6 @@ public class DeliveryReceiptManager extends Manager implements PacketListener {
DeliveryReceipt.NAMESPACE);
}
// handle incoming receipts and receipt requests
@Override
public void processPacket(Packet packet) throws NotConnectedException {
DeliveryReceipt dr = DeliveryReceipt.from(packet);
if (dr != null) {
// notify listeners of incoming receipt
for (ReceiptReceivedListener l : receiptReceivedListeners) {
l.onReceiptReceived(packet.getFrom(), packet.getTo(), dr.getId(), packet);
}
}
// if enabled, automatically send a receipt
if (auto_receipts_enabled) {
DeliveryReceiptRequest drr = DeliveryReceiptRequest.from(packet);
if (drr != null) {
XMPPConnection connection = connection();
Message ack = new Message(packet.getFrom(), Message.Type.normal);
ack.addExtension(new DeliveryReceipt(packet.getPacketID()));
connection.sendPacket(ack);
}
}
}
/**
* Configure whether the {@link DeliveryReceiptManager} should automatically
* reply to incoming {@link DeliveryReceipt}s. By default, this feature is off.
@ -170,14 +179,14 @@ public class DeliveryReceiptManager extends Manager implements PacketListener {
}
/**
* Test if a packet requires a delivery receipt.
* Test if a message requires a delivery receipt.
*
* @param p Packet object to check for a DeliveryReceiptRequest
* @param message Packet object to check for a DeliveryReceiptRequest
*
* @return true if a delivery receipt was requested
*/
public static boolean hasDeliveryReceiptRequest(Packet p) {
return (DeliveryReceiptRequest.from(p) != null);
public static boolean hasDeliveryReceiptRequest(Message message) {
return (DeliveryReceiptRequest.from(message) != null);
}
/**