feat: add equals and hashcode methods for product related models

akadir · Sep 12, 2020 · c46ffe8 · c46ffe8
1 parent d3a5afb
commit c46ffe8
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diff --git a/src/main/java/io/github/akadir/casestudy/product/Category.java b/src/main/java/io/github/akadir/casestudy/product/Category.java
@@ -1,5 +1,7 @@
 package io.github.akadir.casestudy.product;
 
+import java.util.Objects;
+
 public class Category {
     private String title;
     private Category parentCategory;
@@ -28,4 +30,18 @@ public Category getParentCategory() {
     public void setParentCategory(Category parentCategory) {
         this.parentCategory = parentCategory;
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Category category = (Category) o;
+        return title.equals(category.title) &&
+                Objects.equals(parentCategory, category.parentCategory);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(title, parentCategory);
+    }
 }
diff --git a/src/main/java/io/github/akadir/casestudy/product/Product.java b/src/main/java/io/github/akadir/casestudy/product/Product.java
@@ -1,5 +1,7 @@
 package io.github.akadir.casestudy.product;
 
+import java.util.Objects;
+
 public class Product {
     private String title;
     private double price;
@@ -34,4 +36,19 @@ public Category getCategory() {
     public void setCategory(Category category) {
         this.category = category;
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Product product = (Product) o;
+        return Double.compare(product.price, price) == 0 &&
+                title.equals(product.title) &&
+                Objects.equals(category, product.category);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(title, price, category);
+    }
 }