Spring MVC Custom Validator

spring-mvc-java/src/main/java/com/baeldung/model/ValidatedPhone.java

@@ -0,0 +1,18 @@
+package com.baeldung.model;
+
+import com.baeldung.customvalidator.ContactNumberConstraint;
+
+public class ValidatedPhone {
+    
+    @ContactNumberConstraint
+    private String phone;
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+}