abm.jakaria.school.StudentDao.java Source code

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Here is the source code for abm.jakaria.school.StudentDao.java

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package abm.jakaria.school;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Restrictions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;

/**
 *
 * @author Abm Jakaria
 */
@Repository
@Transactional
public class StudentDao {

    @Autowired
    private SessionFactory sessionFactory;

    public Student getById(int id) {
        return (Student) sessionFactory.getCurrentSession().get(Student.class, id);
    }

    @SuppressWarnings("unchecked")
    public List<Student> searchStudent(String name) {
        Criteria criteria = sessionFactory.getCurrentSession().createCriteria(Student.class);
        criteria.add(Restrictions.ilike("name", name + "%"));
        return criteria.list();
    }

    @SuppressWarnings("unchecked")
    public List<Student> getAllStudent() {
        Criteria criteria = sessionFactory.getCurrentSession().createCriteria(Student.class);
        return criteria.list();
    }

    public int save(Student student) {
        return (Integer) sessionFactory.getCurrentSession().save(student);
    }

    public void update(Student student) {
        sessionFactory.getCurrentSession().merge(student);
    }

    public void delete(int id) {
        Student c = getById(id);
        sessionFactory.getCurrentSession().delete(c);
    }

}