Continued:

[jproduct-core.git] / src / org / mxchange / jproduct / model / product / GenericProduct.java

diff --git a/src/org/mxchange/jproduct/model/product/GenericProduct.java b/src/org/mxchange/jproduct/model/product/GenericProduct.java
index 01e76d5a603807192ed5de945393ac9277e60e0b..1c04f3b20a5a17956016e673d48742fe1bf14774 100644 (file)
--- a/src/org/mxchange/jproduct/model/product/GenericProduct.java
+++ b/src/org/mxchange/jproduct/model/product/GenericProduct.java
@@ -38,17 +38,21 @@ import javax.persistence.Table;
 import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
 import javax.persistence.Transient;
+import org.apache.commons.lang3.StringUtils;
 import org.mxchange.jcontactsbusiness.model.basicdata.BasicData;
+import org.mxchange.jcontactsbusiness.model.basicdata.BasicDataUtils;
 import org.mxchange.jcontactsbusiness.model.basicdata.BusinessBasicData;
+import org.mxchange.jcoreutils.Comparables;
+import org.mxchange.jcoreutils.SafeNumberUtils;
+import org.mxchange.jproduct.model.category.Categories;
 import org.mxchange.jproduct.model.category.Category;
 import org.mxchange.jproduct.model.category.ProductCategory;
 import org.mxchange.jproduct.model.product.agegroup.AgeGroup;
 
 /**
- * Generic product class
+ * Generic product POJO (entity)
  * <p>
  * @author Roland Häder<roland@mxchange.org>
- * TODO: Find a better name
  */
 @Entity (name = "generic_products")
 @Table (
@@ -200,7 +204,7 @@ public class GenericProduct implements Product {
         * @throws IllegalArgumentException If a parameter is empty (string) or out
         * of bounds
         */
-       public GenericProduct (final String productI18nKey, final BigDecimal productGrossPrice, final String productCurrencyCode, final Category productCategory, final Boolean productAvailability, final BigDecimal productUnitAmount , final String productUnitI18nKey) {
+       public GenericProduct (final String productI18nKey, final BigDecimal productGrossPrice, final String productCurrencyCode, final Category productCategory, final Boolean productAvailability, final BigDecimal productUnitAmount, final String productUnitI18nKey) {
                // Call other constructor first
                this();
 
@@ -259,6 +263,48 @@ public class GenericProduct implements Product {
                this.productUnitI18nKey = productUnitI18nKey;
        }
 
+       @Override
+       public int compareTo (final Product product) {
+               // Check parameter on null-reference and equality to this
+               if (null == product) {
+                       // Should not happen
+                       throw new NullPointerException("product is null"); //NOI18N
+               } else if (product.equals(this)) {
+                       // Same object
+                       return 0;
+               }
+
+               // Init comparators
+               final int comparators[] = {
+                       // First check product number
+                       SafeNumberUtils.compare(this.getProductNumber(), product.getProductNumber()),
+                       // ... size
+                       StringUtils.compare(this.getProductSize(), product.getProductSize()),
+                       // ... then i18n key
+                       this.getProductI18nKey().compareTo(product.getProductI18nKey()),
+                       // ... gross price
+                       this.getProductGrossPrice().compareTo(product.getProductGrossPrice()),
+                       // ... net price
+                       SafeNumberUtils.compare(this.getProductNetPrice(), product.getProductNetPrice()),
+                       // ... tax rate
+                       SafeNumberUtils.compare(this.getProductTaxRate(), product.getProductTaxRate()),
+                       // ... unit amount
+                       this.getProductUnitAmount().compareTo(product.getProductUnitAmount()),
+                       // ... currency code
+                       this.getProductCurrencyCode().compareTo(product.getProductCurrencyCode()),
+                       // ... manufacturer
+                       BasicDataUtils.compare(this.getProductManufacturer(), product.getProductManufacturer()),
+                       // ... category
+                       Categories.compare(this.getProductCategory(), product.getProductCategory())
+               };
+
+               // Check all values
+               final int comparison = Comparables.checkAll(comparators);
+
+               // Return value
+               return comparison;
+       }
+
        @Override
        public boolean equals (final Object object) {
                if (this == object) {