New features

network_protocol_simulation.iml

@@ -4,6 +4,8 @@
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/src/test" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
@@ -17,5 +19,31 @@
         <SOURCES />
       </library>
     </orderEntry>
+    <orderEntry type="module-library">
+      <library name="JUnit4">
+        <CLASSES>
+          <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.13.1/junit-4.13.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
+    <orderEntry type="module-library">
+      <library name="JUnit5.8.1">
+        <CLASSES>
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter/5.8.1/junit-jupiter-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-api/5.8.1/junit-jupiter-api-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/opentest4j/opentest4j/1.2.0/opentest4j-1.2.0.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-commons/1.8.1/junit-platform-commons-1.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/apiguardian/apiguardian-api/1.1.2/apiguardian-api-1.1.2.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-params/5.8.1/junit-jupiter-params-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/jupiter/junit-jupiter-engine/5.8.1/junit-jupiter-engine-5.8.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/junit/platform/junit-platform-engine/1.8.1/junit-platform-engine-1.8.1.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
   </component>
 </module>

src/Device.java

@@ -1,7 +1,7 @@
 import java.util.ArrayList;
 
 abstract public class Device {
-    // Abstract class for holding data memebers and methods that are common within the Router and PC child classes.
+    // Abstract class for holding data members and methods that are common within the Router and PC child classes.
 
     private String name;                            // Name of the device
     private ARPTable arpTable = new ARPTable();     // ARP table for the device.
@@ -23,5 +23,4 @@ public Device(String name) {
     public void setNICList(ArrayList<NIC> nicList) { this.nicList = nicList; }
 
     public ArrayList<NIC> getNICList() { return this.nicList; }
-
 }

src/IPAddress.java

@@ -109,12 +109,12 @@ public boolean equals(Object object) {
         if(object == null || this.getClass() != object.getClass()) return false;
         // Cast the object to the SubnetMask object class.
         IPAddress ipAddress = (IPAddress) object;
-        // Check if all of the subnet mask values match, if not then return false.
+        // Check if all the subnet mask values match, if not then return false.
         if(this.ipAddress[0] != ipAddress.getIpAddress()[0]) return false;
         if(this.ipAddress[1] != ipAddress.getIpAddress()[1]) return false;
         if(this.ipAddress[2] != ipAddress.getIpAddress()[2]) return false;
         if(this.ipAddress[3] != ipAddress.getIpAddress()[3]) return false;
         // Once all conditions are met, then the objects equal.
         return true;
     }
-}
+}

src/InfoField.java

@@ -0,0 +1,57 @@
+import javax.swing.*;
+import java.awt.*;
+
+public class InfoField extends JPanel {
+    private JLabel label;
+    private JTextField textField;
+
+    InfoField(String labelText, String textFieldText) {
+        super.setLayout(new GridLayout(1, 2));
+        super.setBorder(BorderFactory.createLineBorder(Color.lightGray));
+
+        this.label = new JLabel(labelText);
+        this.label.setHorizontalAlignment(SwingConstants.LEFT);
+        super.add(label);
+
+        this.textField = new JTextField(textFieldText);
+        super.add(textField);
+    }
+
+    InfoField(String labelTest) {
+        super.setLayout(new GridLayout(1, 2));
+        super.setBorder(BorderFactory.createLineBorder(Color.lightGray));
+
+        this.label = new JLabel(labelTest);
+        this.label.setHorizontalAlignment(SwingConstants.LEFT);
+        super.add(label);
+    }
+
+    public void setLabelText(String labelText) {
+        this.label.setText(labelText);
+        updateComponents();
+    }
+
+    public void setTextFieldText(String textFieldText) {
+        this.textField.setText(textFieldText);
+        updateComponents();
+    }
+
+    public void setEditable(boolean editable) {
+        this.textField.setEditable(editable);
+    }
+
+    public JLabel getLabel() {
+        return label;
+    }
+
+    public JTextField getTextField() {
+        return textField;
+    }
+
+    private void updateComponents() {
+        super.removeAll();
+        super.add(label);
+        super.add(textField);
+    }
+
+}

src/Line.java

@@ -0,0 +1,23 @@
+import javax.swing.*;
+import java.awt.*;
+
+public class Line extends JPanel {
+    private int x1, y1, x2, y2;
+    private Color color;
+
+    public Line(int x1, int y1, int x2, int y2, Color color) {
+        this.x1 = x1;
+        this.y1 = y1;
+        this.x2 = x2;
+        this.y2 = y2;
+        this.color = color;
+    }
+
+    // Method to draw the line
+    public void draw(Graphics g) {
+        Graphics2D g2D = (Graphics2D) g;
+        g2D.setColor(color);
+        g2D.setStroke(new BasicStroke(5)); // Set line thickness
+        g2D.drawLine(x1, y1, x2, y2);
+    }
+}

src/MACAddress.java

@@ -1,5 +1,3 @@
-// TODO: Need to add subnet for PC.
-
 import java.util.Random;
 
 public class MACAddress {