java-tutorials/grails/grails-app/services/com/baeldung/grails/StudentService.groovy

package com.baeldung.grails

import grails.gorm.transactions.Transactional

@Transactional
class StudentService {

    def get(id){
        Student.get(id)
    }

    def list() {
        Student.list()
    }

    def save(student){
        student.save()
    }

    def delete(id){
        Student.get(id).delete()
    }
}