public interface FirstValidateGroup{}

public class Person{

    @NotBlank(groups = {FirstValidateGroup.class})
    private String firstName;
    @NotBlank
    private String lastName;

    //... getters and setters
}

public ResponseEntity<Person> add(@Validated({FirstValidateGroup.class})
                                  @RequestBody Person person){
   ...
}

public static void main(String[] args) {

     try {
             Class.forName("com.mysql.jdbc.Driver").newInstance();

             Statement smnt     = null;;
             String dbHost      = "localhost";
             String database    = "ozeki";
             String dbUsername  = "ozekiuser";
             String dbPassword  = "ozekipass";
             String smsReceiver = "8095042235";
             String message           = "Hello world, this is my first SMS message";

             String dbUrl = "jdbc:mysql://"+ dbHost +"/" + database +"";

             Connection conn = DriverManager.getConnection(dbUrl, dbUsername, dbPassword);
             smnt = conn.createStatement();

             String sqlInsert =
                     "INSERT INTO "+
     "ozekimessageout (receiver,msg,status) "+
     "VALUES "+
     "('" + smsReceiver + "','"+ message +"','send')";

             if(smnt.executeUpdate(sqlInsert) != 0)
             {
                     System.out.println("OK");

             }
             else
             {
                     System.out.println("ERROR");
             }

             smnt.close();
             conn.close();
     }
     catch(Exception ex)
     {
             System.out.println("Exception: " + ex.getMessage());
     }