Moved client to net package, removed unnecessary recipient property

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

@@ -1,4 +1,4 @@
-package envoy.client;
+package envoy.client.net;
 
 import java.io.Closeable;
 import java.io.IOException;
@@ -9,16 +9,17 @@ import java.util.logging.Logger;
 
 import javax.naming.TimeLimitExceededException;
 
+import envoy.client.Config;
 import envoy.client.database.LocalDb;
-import envoy.client.net.MessageCache;
-import envoy.client.net.ReceivedMessageProcessor;
-import envoy.client.net.Receiver;
 import envoy.client.util.EnvoyLog;
 import envoy.data.*;
 import envoy.event.IdGeneratorRequest;
 import envoy.util.SerializationUtils;
 
 /**
+ * Establishes a connection to the server, performs a handshake and delivers
+ * certain objects to the server.<br>
+ * <br>
  * Project: <strong>envoy-client</strong><br>
  * File: <strong>Client.java</strong><br>
  * Created: <strong>28 Sep 2019</strong><br>
@@ -30,17 +31,17 @@ import envoy.util.SerializationUtils;
  */
 public class Client implements Closeable {
 
+	// Connection handling
 	private Socket		socket;
 	private Receiver	receiver;
 	private boolean		online;
 
-	private volatile User	sender;
-	private User			recipient;
-
-	private volatile Contacts contacts;
-
-	private Config config = Config.getInstance();
+	// Asynchronously initialized during handshake
+	private volatile User		sender;
+	private volatile Contacts	contacts;
 
+	// Configuration and logging
+	private static final Config	config	= Config.getInstance();
 	private static final Logger logger = EnvoyLog.getLogger(Client.class.getSimpleName());
 
 	/**
@@ -172,26 +173,6 @@ public class Client implements Closeable {
 	 */
 	public void setSender(User sender) { this.sender = sender; }
 
-	/**
-	 * @return the current recipient of the current chat.
-	 * @since Envoy v0.1-alpha
-	 */
-	public User getRecipient() { return recipient; }
-
-	/**
-	 * Sets the recipient.
-	 *
-	 * @param recipient the recipient to set
-	 * @since Envoy v0.1-alpha
-	 */
-	public void setRecipient(User recipient) { this.recipient = recipient; }
-
-	/**
-	 * @return true, if a recipient is selected
-	 * @since Envoy v0.1-alpha
-	 */
-	public boolean hasRecipient() { return recipient != null; }
-
 	/**
 	 * @return the {@link Receiver} used by this {@link Client}
 	 */

src/main/java/envoy/client/ui/ChatWindow.java

@@ -10,11 +10,11 @@ import javax.swing.*;
 import javax.swing.border.EmptyBorder;
 
 import envoy.client.Chat;
-import envoy.client.Client;
 import envoy.client.Settings;
 import envoy.client.database.LocalDb;
 import envoy.client.event.MessageCreationEvent;
 import envoy.client.event.ThemeChangeEvent;
+import envoy.client.net.Client;
 import envoy.client.ui.list.ComponentList;
 import envoy.client.ui.settings.SettingsScreen;
 import envoy.client.util.EnvoyLog;
@@ -175,8 +175,7 @@ public class ChatWindow extends JFrame {
 				// Read current Chat
 				currentChat.read();
 
-				// Set recipient in client and chat title
-				client.setRecipient(user);
+				// Set chat title
 				textPane.setText(currentChat.getRecipient().getName());
 
 				// Update model and scroll down
@@ -257,7 +256,7 @@ public class ChatWindow extends JFrame {
 	}
 
 	private void postMessage() {
-		if (!client.hasRecipient()) {
+		if (userList.isSelectionEmpty()) {
 			JOptionPane.showMessageDialog(this, "Please select a recipient!", "Cannot send message", JOptionPane.INFORMATION_MESSAGE);
 			return;
 		}
@@ -275,7 +274,6 @@ public class ChatWindow extends JFrame {
 
 			// Add message to PersistentLocalDb and update UI
 			currentChat.appendMessage(message);
-			// messageList.setModel(currentChat.getModel());
 
 			// Clear text field
 			messageEnterTextArea.setText("");

src/main/java/envoy/client/ui/Startup.java

@@ -11,12 +11,12 @@ import javax.swing.JFrame;
 import javax.swing.JOptionPane;
 import javax.swing.SwingUtilities;
 
-import envoy.client.Client;
 import envoy.client.Config;
 import envoy.client.Settings;
 import envoy.client.database.LocalDb;
 import envoy.client.database.PersistentLocalDb;
 import envoy.client.database.TransientLocalDb;
+import envoy.client.net.Client;
 import envoy.client.net.MessageCache;
 import envoy.client.util.EnvoyLog;
 import envoy.data.LoginCredentials;