Added user list (abstractListModel), setting the recipientID (in message

object) by selecting user from the list.

src/main/java/envoy/client/EnvoyClient.java

@@ -85,6 +85,7 @@ public class EnvoyClient {
 			WebTarget	target		= client.target(String.format("%s:%s/envoy-server/rest/message/send",
 					serverProps.getProperty("server"),
 					serverProps.getProperty("port")));
+			
 			Response	response	= target.request().post(Entity.entity(messages, "application/xml"));
 			System.out.println("Response code: " + response.getStatus());
 			response.close();
@@ -100,7 +101,7 @@ public class EnvoyClient {
 	 * @param textContent The content (text) of the message
 	 * @return Prepared {@link Message} object
 	 */
-	public Message createMessage(String senderID, String recipientID, String textContent) {
+	public Message createMessage(String senderID, long recipientID, String textContent) {
 		Message.MetaData metaData = objectFactory.createMessageMetaData();
 		metaData.setSender(senderID);
 		metaData.setRecipient(recipientID);
@@ -123,7 +124,7 @@ public class EnvoyClient {
 		wrapper.getMessage().addAll(Arrays.asList(messages));
 		return wrapper;
 	}
-
+	
 	public Users getUsersListXml() {
 		Client		client		= ClientBuilder.newClient();
 		WebTarget	target		= client.target(String.format("%s:%s/envoy-server/rest/user",

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

@@ -7,8 +7,10 @@ import java.awt.Font;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
 import java.awt.Insets;
+import java.awt.List;
 import java.io.IOException;
 
+import javax.swing.AbstractListModel;
 import javax.swing.DefaultListModel;
 import javax.swing.JButton;
 import javax.swing.JFrame;
@@ -17,8 +19,11 @@ import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.JTextArea;
+import javax.swing.ListSelectionModel;
 import javax.swing.SwingUtilities;
 import javax.swing.border.EmptyBorder;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
 import javax.xml.parsers.ParserConfigurationException;
 
 import org.apache.http.client.ClientProtocolException;
@@ -37,10 +42,13 @@ import envoy.schema.Users;
  */
 public class ChatWindow extends JFrame {
 
+	
 	private static final long serialVersionUID = 6865098428255463649L;
 
+	public long recipientID = 0;
 	private JPanel				contentPane	= new JPanel();
 	private static EnvoyClient	envoyClient	= new EnvoyClient();
+	private static UserJListModel AuserJListModel = new UserJListModel();
 
 	public DefaultListModel<String> listModel = new DefaultListModel<>();
 
@@ -115,6 +123,7 @@ public class ChatWindow extends JFrame {
 		postButton.setForeground(new Color(255, 255, 255));
 		postButton.setBackground(new Color(102, 51, 153));
 		postButton.setBorderPainted(false);
+		
 
 		GridBagConstraints gbc_moveSelectionPostButton = new GridBagConstraints();
 
@@ -127,8 +136,11 @@ public class ChatWindow extends JFrame {
 		contentPane.add(postButton, gbc_moveSelectionPostButton);
 
 		postButton.addActionListener((evt) -> {
-			if (!messageEnterTextfield.getText().isEmpty()) try {
+			if(recipientID == 0)
-				final Message message = envoyClient.createMessage("Kai", "Maxi", messageEnterTextfield.getText());
+				System.out.println("Please select recipient");
+			
+			if (!messageEnterTextfield.getText().isEmpty() && recipientID != 0) try {
+				final Message message = envoyClient.createMessage("Kai", recipientID, messageEnterTextfield.getText());
 				envoyClient.sendMessage(message);
 				appendMessageToChat(message);
 				messageEnterTextfield.setText("");
@@ -140,29 +152,62 @@ public class ChatWindow extends JFrame {
 				e.printStackTrace();
 			}
 		});
+		
 		new Thread(() -> loadUserJList()).start();
+		
 	}
-
+	
 	public void loadUserJList() {
-		Users users = envoyClient.getUsersListXml();
+		//Users users = envoyClient.getUsersListXml();
 
+		
 		SwingUtilities.invokeLater(() -> {
+			
 			// User List
 			JList<User>				userJList		= new JList<>();
-			DefaultListModel<User>	userJListModel	= new DefaultListModel<>();
+			
-			users.getUser().forEach(user -> userJListModel.addElement(user));
+			//System.out.println(userJListModel.getElementAt(0).getName());
-			userJList.setModel(userJListModel);
+			userJList.setModel(AuserJListModel);
+			
+			userJList.setSelectionForeground(new Color(255, 255, 255));
+			userJList.setSelectionBackground(new Color(102, 0, 153));
+			userJList.setForeground(new Color(255, 255, 255));
+			userJList.setBackground(new Color(51, 51, 51));
+			userJList.setFont(new Font("Arial", Font.PLAIN, 17));
+			//userJList.setFixedCellHeight(60);
+			userJList.setBorder(new EmptyBorder(5, 5, 5, 5));
 
 			GridBagConstraints gbc_userList = new GridBagConstraints();
-			gbc_userList.fill	= GridBagConstraints.BOTH;
+			//gbc_userList.fill	= GridBagConstraints.BOTH;
 			gbc_userList.gridx	= 0;
 			gbc_userList.gridy	= 1;
+			gbc_userList.anchor = GridBagConstraints.PAGE_START;
 
-			// gbc_userList.insets = new Insets(10, 10, 10, 10);
+			 gbc_userList.insets = new Insets(10, 0, 10, 0);
-			System.out.println(userJListModel.getSize());
+			//System.out.println(userJListModel.getSize());
-			System.out.println("test");
+			//System.out.println("test");
 
+			
+			userJList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);	
+			ListSelectionListener listSelectionListener = new ListSelectionListener() {
+				
+				@Override
+				public void valueChanged(ListSelectionEvent listSelectionEvent) {;
+			        boolean adjust = listSelectionEvent.getValueIsAdjusting();
+			        if (!adjust) {
+			        	JList selectedUserList = (JList) listSelectionEvent.getSource();
+			        	int selection = selectedUserList.getSelectedIndex();
+			        	
+			        	//System.out.println(AuserJListModel.getElementID(selection));
+			        	recipientID = AuserJListModel.getElementID(selection);
+			        }
+				}
+				
+			};
+			userJList.addListSelectionListener(listSelectionListener);
 			contentPane.add(userJList, gbc_userList);
+			
+		contentPane.revalidate();
 		});
 	}
 

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

@@ -0,0 +1,38 @@
+package envoy.client.ui;
+
+import java.util.*;
+import java.util.LinkedList;
+
+import javax.swing.AbstractListModel;
+
+import envoy.client.EnvoyClient;
+import envoy.schema.User;
+import envoy.schema.Users;
+
+public class UserJListModel extends AbstractListModel {
+
+	public EnvoyClient envoyClient = new EnvoyClient();
+	Users users = envoyClient.getUsersListXml();
+	private List<User> userList = new LinkedList<>();
+	
+	public UserJListModel() {
+		users.getUser().forEach(user -> userList.add(user));
+	}
+	
+	
+	@Override
+	public int getSize() {
+		return userList.size();
+	}
+
+	@Override
+	public Object getElementAt(int index) {
+		return userList.get(index).getName();
+	}
+	
+	public long getElementID(int index) {
+		return userList.get(index).getID();
+	}
+	
+
+}