Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.cristian.tareask.daoImpl; import java.util.List; import com.cristian.tareask.model.TaskReport; import org.hibernate.Criteria; import org.hibernate.Session; import org.hibernate.criterion.Order; import org.hibernate.criterion.Restrictions; import org.springframework.stereotype.Repository; @Repository public class TaskReportDaoImpl implements com.cristian.tareask.dao.TaskReportDao { Session s; @Override public void add(TaskReport taskReport) { s = HibernateUtil.getSessionFactory().getCurrentSession(); try { s.beginTransaction(); s.save(taskReport); s.getTransaction().commit(); } catch (Exception e) { e.printStackTrace(); s.getTransaction().rollback(); } } @Override public void edit(TaskReport taskReport) { s = HibernateUtil.getSessionFactory().getCurrentSession(); s.update(taskReport); } @Override public void delete(int TaskReportId) { s = HibernateUtil.getSessionFactory().getCurrentSession(); s.delete(getTaskReport(TaskReportId)); } @Override public TaskReport getTaskReport(int TaskReportId) { s = HibernateUtil.getSessionFactory().getCurrentSession(); return (TaskReport) s.get(TaskReport.class, TaskReportId); } @Override public List getAllTaskReports() { s = HibernateUtil.getSessionFactory().openSession(); return s.createQuery("from TaskReport").list(); } @Override public TaskReport getTaskReportByName(String TaskReportName) { s = HibernateUtil.getSessionFactory().openSession(); return (TaskReport) s.createCriteria(TaskReport.class).add(Restrictions.like("name", TaskReportName)) .uniqueResult(); } @Override public List<TaskReport> getReportsByTask(int TaskId) { s = HibernateUtil.getSessionFactory().openSession(); s.beginTransaction(); Criteria c = s.createCriteria(TaskReport.class).add(Restrictions.like("task.id", TaskId)) .addOrder(Order.desc("date")); return c.list(); } }