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.rajtech.stockwebservice.dao.Impl; import com.rajtech.stockwebservice.dao.AbstractDao; import com.rajtech.stockwebservice.dao.PurchaseDao; import com.rajtech.stockwebservice.model.PurchaseMaster; import java.util.List; import org.hibernate.Criteria; import org.hibernate.SessionFactory; import org.hibernate.criterion.Projections; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Repository; /** * * @author node */ @Repository("purchaseDoa") public class PurchaseDaoImpl extends AbstractDao<Integer, PurchaseMaster> implements PurchaseDao { @Autowired SessionFactory sessionFactory; @Override public PurchaseMaster findById(int id) { return getByKey(id); } @Override public List<PurchaseMaster> findAll() { List<PurchaseMaster> purchaseMasters = null; Criteria criteria = createEntityCriteria(); criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY); purchaseMasters = criteria.list(); return purchaseMasters; } @Override public void save(PurchaseMaster purchaseMaster) { sessionFactory.getCurrentSession().save(purchaseMaster); } @Override public void update(PurchaseMaster purchaseMaster) { sessionFactory.getCurrentSession().update(purchaseMaster); } @Override public void delete(String deleteBy, int id) { sessionFactory.getCurrentSession().delete(deleteBy, id); } @Override public List<PurchaseMaster> findByPage(int page, int no_of_record) { List<PurchaseMaster> purchaseMasters = null; if (page == 0) { page = 1; } int indexPage = (page * no_of_record) - no_of_record; Criteria criteria = createEntityCriteria(); criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY); criteria.setFirstResult(indexPage); criteria.setMaxResults(no_of_record); purchaseMasters = criteria.list(); return purchaseMasters; } @Override public int count() { int count = 0; Criteria criteria = createEntityCriteria(); count = (int) (long) (criteria.setProjection(Projections.rowCount()).uniqueResult()); return count; } }