Finish implementing Grocery

src/main/java/stud/ntnu/idatt1005/model/Grocery.java

@@ -3,7 +3,7 @@ package stud.ntnu.idatt1005.model;
 import java.util.Date;
 
 /**
- * This is a entity class representing groceries
+ * This is an entity class representing groceries
  * It contains the name, quantity, category and expiration date of the grocery
  */
 public class Grocery {
@@ -26,6 +26,17 @@ public class Grocery {
         this.expirationDate = expirationDate;
     }
 
+    /**
+     * Deep-copy constructor for the Grocery class
+     * @param grocery the grocery to be copied
+     */
+    public Grocery(Grocery grocery) {
+        this.name = grocery.name;
+        this.quantity = grocery.quantity;
+        this.category = grocery.category;
+        this.expirationDate = grocery.expirationDate;
+    }
+
     /**
      * Get the name of the grocery
      * @return the name of the grocery
@@ -50,9 +61,17 @@ public class Grocery {
         return category;
     }
 
-    
+    /**
+     * Get the expiration date of the grocery
+     * @return the expiration date of the grocery
+     */
     public Date getExpirationDate() {
         return expirationDate;
     }
 
+    @Override
+    public String toString() {
+        return "Name: " + name + ", Quantity: " + quantity + ", Category: " + category + ", Expiration date: " + expirationDate;
+    }
+
 }