package com.dj.dao.base.impl;
import java.io.Serializable;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import com.dj.dao.base.BaseDaoI;
@Repository("baseDao")
public class BaseDaoImpl<T> implements BaseDaoI<T> {
private SessionFactory sessionFactory;
public SessionFactory getSessionFactory() {
return sessionFactory;
}
@Autowired
public void setSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
private Session getCurrentSession() {
return sessionFactory.getCurrentSession();
}
public Serializable save(T o) {
return this.getCurrentSession().save(o);
}
public void delete(T o) {
this.getCurrentSession().delete(o);
}
public void update(T o) {
this.getCurrentSession().update(o);
}
public void saveOrUpdate(T o) {
this.getCurrentSession().saveOrUpdate(o);
}
public List<T> find(String hql) {
return this.getCurrentSession().createQuery(hql).list();
}
public List<T> find(String hql, Object[] param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.length > 0) {
for (int i = 0; i < param.length; i++) {
q.setParameter(i, param[i]);
}
}
return q.list();
}
public List<T> find(String hql, List<Object> param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.size() > 0) {
for (int i = 0; i < param.size(); i++) {
q.setParameter(i, param.get(i));
}
}
return q.list();
}
public List<T> find(String hql, int page, int rows) {
Query q=this.getCurrentSession().createQuery(hql);
return q.setFirstResult((page-1)*rows).setMaxResults(rows).list();
}
public List<T> find(String hql, Object[] param, Integer page, Integer rows) {
if (page == null || page < 1) {
page = 1;
}
if (rows == null || rows < 1) {
rows = 10;
}
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.length > 0) {
for (int i = 0; i < param.length; i++) {
q.setParameter(i, param[i]);
}
}
return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
}
public List<T> find(String hql, List<Object> param, Integer page, Integer rows) {
if (page == null || page < 1) {
page = 1;
}
if (rows == null || rows < 1) {
rows = 10;
}
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.size() > 0) {
for (int i = 0; i < param.size(); i++) {
q.setParameter(i, param.get(i));
}
}
return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
}
public T get(Class<T> c, Serializable id) {
return (T) this.getCurrentSession().get(c, id);
}
public T get(String hql, Object[] param) {
List<T> l = this.find(hql, param);
if (l != null && l.size() > 0) {
return l.get(0);
} else {
return null;
}
}
public T get(String hql, List<Object> param) {
List<T> l = this.find(hql, param);
if (l != null && l.size() > 0) {
return l.get(0);
} else {
return null;
}
}
public Long count(String hql) {
return (Long) this.getCurrentSession().createQuery(hql).uniqueResult();
}
public Long count(String hql, Object[] param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.length > 0) {
for (int i = 0; i < param.length; i++) {
q.setParameter(i, param[i]);
}
}
return (Long) q.uniqueResult();
}
public Long count(String hql, List<Object> param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.size() > 0) {
for (int i = 0; i < param.size(); i++) {
q.setParameter(i, param.get(i));
}
}
return (Long) q.uniqueResult();
}
public Integer executeHql(String hql) {
return this.getCurrentSession().createQuery(hql).executeUpdate();
}
public Integer executeHql(String hql, Object[] param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.length > 0) {
for (int i = 0; i < param.length; i++) {
q.setParameter(i, param[i]);
}
}
return q.executeUpdate();
}
public Integer executeHql(String hql, List<Object> param) {
Query q = this.getCurrentSession().createQuery(hql);
if (param != null && param.size() > 0) {
for (int i = 0; i < param.size(); i++) {
q.setParameter(i, param.get(i));
}
}
return q.executeUpdate();
}
}