Checkstyle improvements Product + OfferProvis

src/main/java/de/rwu/easydrop/core/OfferProvisioner.java

@@ -47,7 +47,7 @@ public class OfferProvisioner {
                     offer.getSaleProduct().getProductId(),
                     "Amazon"));
 
-        } else if (offer.getSaleProduct().getDataOrigin().toLowerCase().equals("Amazon")) {
+        } else if (offer.getSaleProduct().getDataOrigin().toLowerCase().equals("amazon")) {
             this.amazonSeller.sellProduct(new ProductDTO(
                     offer.getSaleProduct().getProductId(),
                     "eBay"));

src/main/java/de/rwu/easydrop/model/Product.java

@@ -10,13 +10,19 @@ import lombok.Data;
  */
 @Data
 public class Product {
-   /*
-    * Constants for data source/destination platforms
+   /**
+    * Constants for data source/destination platforms.
     */
-   public enum webshop{
-    AMAZON, EBAY
-   } 
-   
+   public enum Webshop {
+    /**
+     * Amazon.
+    */
+    AMAZON,
+    /**Ebay.
+    */
+    EBAY
+   }
+
     /**
      * Data source platform, like "Amazon".
      */