概述
package com.yanhui.base;
import java.io.Serializable;
import java.util.List;
import java.util.Map;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
@Repository
public class BaseDaoImpl implements BaseDao {
protected SessionFactory sessionFactory;
public SessionFactory getSessionFactory() {
return sessionFactory;
}
@Autowired
public void setSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
//@Resource
//public void setSessionFactory0(SessionFactory sessionFactory) {
//super.setSessionFactory(sessionFactory);
//
//
//}
private Session getCurrentSession() {
return this.sessionFactory.getCurrentSession();
}
public Serializable save(T o) {
return this.getCurrentSession().save(o);
}
public T get(Class c, Serializable id) {
return (T) this.getCurrentSession().get(c, id);
}
public T get(String hql) {
Query q = this.getCurrentSession().createQuery(hql);
List l = q.list();
if (l != null && l.size() > 0) {
return l.get(0);
}
return null;
}
public T get(String hql, Map params) {
Query q = this.getCurrentSession().createQuery(hql);
if (params != null && !params.isEmpty()) {
for (String key : params.keySet()) {
q.setParameter(key, params.get(key));
}
}
List l = q.list();
if (l != null && l.size() > 0) {
return l.get(0);
}
return null;
}
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 find(String hql) {
Query q = this.getCurrentSession().createQuery(hql);
return q.list();
}
public List find(String hql, Map params) {
Query q = this.getCurrentSession().createQuery(hql);
if (params != null && !params.isEmpty()) {
for (String key : params.keySet()) {
q.setParameter(key, params.get(key));
}
}
return q.list();
}
public List find(String hql, Map params, int page, int rows) {
Query q = this.getCurrentSession().createQuery(hql);
if (params != null && !params.isEmpty()) {
for (String key : params.keySet()) {
q.setParameter(key, params.get(key));
}
}
return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
}
public List find(String hql, int page, int rows) {
Query q = this.getCurrentSession().createQuery(hql);
return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
}
public Long count(String hql) {
Query q = this.getCurrentSession().createQuery(hql);
return (Long) q.uniqueResult();
}
public Long count(String hql, Map params) {
Query q = this.getCurrentSession().createQuery(hql);
if (params != null && !params.isEmpty()) {
for (String key : params.keySet()) {
q.setParameter(key, params.get(key));
}
}
return (Long) q.uniqueResult();
}
public int executeHql(String hql) {
Query q = this.getCurrentSession().createQuery(hql);
return q.executeUpdate();
}
public int executeHql(String hql, Map params) {
Query q = this.getCurrentSession().createQuery(hql);
if (params != null && !params.isEmpty()) {
for (String key : params.keySet()) {
q.setParameter(key, params.get(key));
}
}
return q.executeUpdate();
}
}
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