Example fixes

Author: williamniemiec

bin/controllers/EventListController.class

@@ -29,7 +29,6 @@ public void run()
 	{
 		table = new JTable(getDataColumns(), getNameColumns());
 		eventListView = new EventListView(this, table);
-//		addView("EventListView", eventListView);
 	}
 
 	/**
@@ -84,7 +83,9 @@ public Vector<Vector<Object>> getDataColumns()
 		Vector<Vector<Object>> dataColumns = null;
 
 		try {
-			dataColumns = SchedulerIO.getEvents();
+			SchedulerIO schedulerIO = new SchedulerIO();
+			schedulerIO.attach(eventListView);
+			dataColumns = schedulerIO.getEvents();
 		} catch (Exception ex) { }
 
 		return dataColumns;

bin/controllers/NewEventController.class

@@ -44,7 +44,6 @@ public NewEventController(EventListController eventListController)
 	public void run() 
 	{
 		newEventView = new NewEventView(this);
-//		addView("NewEventView", newEventView);
 	}
 
 	/**
@@ -62,11 +61,14 @@ public void addEvent(SchedulerEvent event)
 		metadata[4] = event.getAlarm() ? "ON" : "OFF";
 
 		try {
-			SchedulerIO.saveEvent(event);
+			SchedulerIO schedulerIO = new SchedulerIO();
+			schedulerIO.attach(newEventView);
+			schedulerIO.saveEvent(event);
 		} catch (Exception e) {
 			JOptionPane.showMessageDialog(null, "ERROR", e.getMessage(), JOptionPane.ERROR_MESSAGE);
 		}
 
+		
 		eventListController.addNewRow(metadata);
 	}
 

bin/models/Model1.class

@@ -6,41 +6,70 @@
 import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.FileWriter;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Vector;
 
+import core.Model;
+import core.View;
+
 
 /**
  * Responsible for reading / writing events saved.
  */
-public class SchedulerIO 
+public class SchedulerIO implements Model
 {
 	//-----------------------------------------------------------------------
 	//		Attributes
 	//-----------------------------------------------------------------------
 	private static final String DIRECTORY = ".";
 	private static final String FILE = "events.txt";
+	private List<View> views = new ArrayList<>();
+	private String notice;
 
 
 	//-----------------------------------------------------------------------
 	//		Methods
 	//-----------------------------------------------------------------------
+	@Override
+	public void attach(View view) 
+	{
+		views.add(view);
+	}
+
+	@Override
+	public void detach(View view) 
+	{
+		views.remove(view);
+	}
+
+	@Override
+	public void notifyViews() 
+	{
+		for (View v : views) {
+			v.update(this, notice);
+		}
+	}
+	
 	/**
 	 * Saves a {@link SchedulerEvent} in disk in {@link #DIRECTORY}.{@link #FILE}.
 	 * 
 	 * @param event {@link SchedulerEvent Event} to be saved
 	 * @throws Exception If it can't save the event
 	 */
-	public static void saveEvent(SchedulerEvent event) throws Exception 
+	public void saveEvent(SchedulerEvent event) throws Exception 
 	{
 		try {
 			BufferedWriter writer = new BufferedWriter(new FileWriter(new File(DIRECTORY, FILE), true));
 			writer.write(event.toString(), 0, event.toString().length());
 			writer.newLine();
 			writer.close();
 		} catch (FileNotFoundException fnfe) {
-			throw new Exception("File not found");
+			notice = "File not found"; 
+			notifyViews();
 		} catch (Exception ex) {
-			throw new Exception("Error while writing the file");
+			notice = "Error while writing the file";
+			notifyViews();
 		}
 	}
 
@@ -49,7 +78,7 @@ public static void saveEvent(SchedulerEvent event) throws Exception
 	 * @return List of lists (matrix) of the events
 	 * @throws Exception If it can't read event file
 	 */
-	public static Vector<Vector<Object>> getEvents() throws Exception 
+	public Vector<Vector<Object>> getEvents() throws Exception 
 	{
 		Vector<Vector<Object>> response = new Vector<Vector<Object>>();
 
@@ -72,11 +101,12 @@ public static Vector<Vector<Object>> getEvents() throws Exception
 			}
 
 			reader.close();
-
 		} catch (FileNotFoundException fnfe) {
-			throw new Exception("File not found");
+			notice = "File not found";
+			notifyViews();
 		} catch (Exception ex) {
-			throw new Exception("There was a problem reading the event file");
+			notice = "There was a problem reading the event file";
+			notifyViews();
 		}
 
 		return response;

bin/models/SchedulerIO.class

@@ -1,6 +1,8 @@
 package views;
 
 import java.awt.BorderLayout;
+
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.JTable;
@@ -46,8 +48,12 @@ public EventListView(EventListController eventListController, JTable table)
 	//-----------------------------------------------------------------------
 	@Override
 	public void update(Model model, Object data) 
-	{}
-	
+	{
+		if (data != null) {
+			String notice = (String) data;
+			JOptionPane.showMessageDialog(this, notice);
+		}
+	}
 
 	/**
 	 * Creates view's frame.

bin/views/EventListView.class

@@ -10,6 +10,7 @@
 import javax.swing.JCheckBox;
 import javax.swing.JFormattedTextField;
 import javax.swing.JLabel;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JRadioButton;
 import javax.swing.JTextField;
@@ -68,7 +69,12 @@ public NewEventView(NewEventController newEventController)
 	//-----------------------------------------------------------------------
 	@Override
 	public void update(Model model, Object data) 
-	{}
+	{
+		if (data != null) {
+			String notice = (String) data;
+			JOptionPane.showMessageDialog(null, notice);
+		}
+	}
 
 	/**
 	 * Reset all fields.