Add alive field.

src/Tank.java

 import javax.imageio.ImageIO;
-import java.awt.*;
 import java.awt.image.BufferedImage;
 import java.io.File;
 import java.io.IOException;
@@ -10,28 +9,24 @@ public class Tank {
     int y;
     double rotateAmount;
     BufferedImage icon;
-    Bullets bullets;
+    Bullet bullet;
     GameState state;
+    boolean alive;
     String prize;
     int Health;
 
-    public String getPrize() {
-        return prize;
-    }
-
-    public void setPrize(String prize) {
-        this.prize = prize;
-    }
-
-    public Tank(String path) {
+    public Tank(String path, int x, int y, double rotateAmount) {
         Health = 100;
         try {
             icon = ImageIO.read(new File(path));
         } catch (IOException e) {
             System.out.println("File not found ");
         }
+        alive = true;
+        this.x = x;
+        this.y = y;
+        this.rotateAmount = rotateAmount;
 
-        bullets = new Bullets();
     }
 
     public BufferedImage getIcon() {
@@ -50,14 +45,6 @@ public class Tank {
         return state;
     }
 
-    public double getRotateAmount() {
-        return rotateAmount;
-    }
-
-    public Bullets getBullets() {
-        return bullets;
-    }
-
     public int getHealth() {
         return Health;
     }
@@ -65,4 +52,12 @@ public class Tank {
     public void setHealth(int healthDamage) {
         Health = Health - healthDamage;
     }
-}
+
+    public String getPrize() {
+        return prize;
+    }
+
+    public void setPrize(String prize) {
+        this.prize = prize;
+    }
+}
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