password encryption

src/main/java/com/feeapp/feenotifier/db/mapper/UserMapper.java

@@ -3,15 +3,42 @@
 import com.feeapp.feenotifier.db.entity.UserEntity;
 import com.feeapp.feenotifier.models.User;
 
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
 public class UserMapper {
     public static UserEntity map(User user) {
         UserEntity userEntity = new UserEntity();
         userEntity.setFirstName(user.getFirstName());
         userEntity.setLastName(user.getLastName());
         userEntity.setEmail(user.getEmail());
         userEntity.setPhoneNumber(user.getPhoneNumber());
-        userEntity.setPassword(user.getPassword());
+        userEntity.setPassword(encryptPassword(user.getPassword()));
         userEntity.setUserPermission("BASIC");
         return userEntity;
     }
+
+    public static String encryptPassword(String password) {
+        try {
+            MessageDigest messageDigest = MessageDigest.getInstance("MD5");
+
+            messageDigest.update(password.getBytes());
+
+            byte[] resultByteArray = messageDigest.digest();
+
+            StringBuilder sb = new StringBuilder();
+
+            for (byte b : resultByteArray) {
+                sb.append(String.format("%03xx", b));
+            }
+
+            return sb.toString();
+
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+
+        return "";
+    }
 }
+

src/main/resources/db/migration/V1__Initial_setup.sql

@@ -6,7 +6,7 @@ CREATE TABLE user_details
     last_name varchar (50),
     email varchar (50) not null,
     phone_number varchar(20) not null,
-    password varchar(50) not null,
+    password varchar not null,
     user_permission varchar(10) not null,
     created_at timestamp not null default NOW(),
     primary key (id)