Listening to message status changes, sending READ status updates

src/main/java/envoy/client/net/Client.java

@@ -13,7 +13,9 @@ import envoy.client.Config;
 import envoy.client.database.LocalDb;
 import envoy.client.util.EnvoyLog;
 import envoy.data.*;
+import envoy.event.Event;
 import envoy.event.IdGeneratorRequest;
+import envoy.event.MessageStatusChangeEvent;
 import envoy.util.SerializationUtils;
 
 /**
@@ -42,7 +44,7 @@ public class Client implements Closeable {
 
 	// Configuration and logging
 	private static final Config	config	= Config.getInstance();
-	private static final Logger logger = EnvoyLog.getLogger(Client.class.getSimpleName());
+	private static final Logger	logger	= EnvoyLog.getLogger(Client.class.getSimpleName());
 
 	/**
 	 * Enters the online mode by acquiring a user ID from the server. As a
@@ -103,19 +105,21 @@ public class Client implements Closeable {
 		// Relay cached unread messages
 		cache.setProcessor(receivedMessageProcessor);
 
-		// TODO: Status handling
+		// Process message status changes
+		receiver.registerProcessor(MessageStatusChangeEvent.class, new MessageStatusChangeEventProcessor());
 
 		// Process message ID generation
 		receiver.registerProcessor(IdGenerator.class, localDb::setIdGenerator);
 
-		// Request a generator if none is present
+		// Request a generator if none is present or the existing one is consumed
 		if (!localDb.hasIdGenerator() || !localDb.getIdGenerator().hasNext()) requestIdGenerator();
 
 		return cache;
 	}
 
 	/**
-	 * Sends a message to the server.
+	 * Sends a message to the server. The message's status will be incremented once
+	 * it was delivered successfully.
 	 *
 	 * @param message the message to send
 	 * @throws IOException if the message does not reach the server
@@ -126,6 +130,14 @@ public class Client implements Closeable {
 		message.nextStatus();
 	}
 
+	/**
+	 * Sends an event to the server.
+	 *
+	 * @param evt the event to send
+	 * @throws IOException if the event did not reach the server
+	 */
+	public void sendEvent(Event<?> evt) throws IOException { writeObject(evt); }
+
 	/**
 	 * Requests a new {@link IdGenerator} from the server.
 	 *