文件名称:
ssh2_base_prj_基本模板.rar
开发工具:
文件大小: 177kb
下载次数: 1
上传时间: 2011-09-21
详细说明： 新版本的ssh2框架 package com.base.dao; import java.io.Serializable; import java.lang.reflect.ParameterizedType; import java.util.Collection; import java.util.List; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.hibernate.LockMode; import org.springframework.dao.DataAccessException; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; @SuppressWarnings("unchecked") public class GenericDao exte nds HibernateDaoSupport implements IGenericDao { private Log logger = LogFactory.getLog(getClass()); protected Class entityClass; public GenericDao() { } protected Class getEntityClass() { if (entityClass == null) { entityClass = (Class) ((ParameterizedType) getClass().getGenericSuperclass()).getActualTypeArguments()[0]; logger.debug("T class = " + entityClass.getName()); } return entityClass; } public void saveOrUpdate(T t) throws DataAccessException { this.getHibernateTemplate().saveOrUpdate(t); } public T load(ID id) throws DataAccessException { T load = (T) getHibernateTemplate().load(getEntityClass(), id); return load; } public T get(ID id) throws DataAccessException { T load = (T) getHibernateTemplate().get(getEntityClass(), id); return load; } public boolean contains(T t) throws DataAccessException { return getHibernateTemplate().contains(t); } public void delete(T t, LockMode lockMode) throws DataAccessException { getHibernateTemplate().delete(t, lockMode); } public void delete(T t) throws DataAccessException { getHibernateTemplate().delete(t); } public void deleteAll(Collection entities) throws DataAccessException { getHibernateTemplate().deleteAll(entities); } public List find(String queryString, Object value) throws DataAccessException { List find = (List) getHibernateTemplate().find(queryString, value); return find; } public List find(String queryString, Object[] values) throws DataAccessException { List find = (List) getHibernateTemplate().find(queryString, values); return find; } public List find(String queryString) throws DataAccessException { return (List) getHibernateTemplate().find(queryString); } public void refresh(T t, LockMode lockMode) throws DataAccessException { getHibernateTemplate().refresh(t, lockMode); } public void refresh(T t) throws DataAccessException { getHibernateTemplate().refresh(t); } public Serializable save(T t) throws DataAccessException { return getHibernateTemplate().save(t); } public void saveOrUpdateAll(Collection entities) throws DataAccessException { getHibernateTemplate().saveOrUpdateAll(entities); } public void update(T t, LockMode lockMode) throws DataAccessException { getHibernateTemplate().update(t, lockMode); } public void update(T t) throws DataAccessException { getHibernateTemplate().update(t); } public List list() throws DataAccessException { return getHibernateTemplate().loadAll(getEntityClass()); } public List findByNamedQuery(String queryName) throws DataAccessException { return getHibernateTemplate().findByNamedQuery(queryName); } public List findByNamedQuery(String queryName, Object value) throws DataAccessException { return getHibernateTemplate().findByNamedQuery(queryName, value); } public List findByNamedQuery(String queryName, Object[] values) throws DataAccessException { return getHibernateTemplate().findByNamedQuery(queryName, values); } /* public PaginationSupport findPageByCriteria(final DetachedCriteria detachedCriteria, final int pageSize, final int startIndex) { return (PaginationSupport) getHibernateTemplate().execute(new HibernateCallback() { public Object doInHibernate(Session session) throws HibernateException { Criteria criteria = detachedCriteria.getExecutableCriteria(session); int totalCount = ((Integer) criteria.setProjection(Projections.rowCount()).uniqueResult()).intValue(); criteria.setProjection(null); List items = criteria.setFirstResult(startIndex).setMaxResults(pageSize).list(); PaginationSupport ps = new PaginationSupport(items, totalCount, pageSize, startIndex); return ps; } }, true); } public PaginationSupport findPageByQuery(final String hql, final String countHql, final int pageSize, final int startIndex) { return (PaginationSupport) getHibernateTemplate().execute(new HibernateCallback() { public Object doInHibernate(Session session) throws HibernateException, SQLException { int totalCount = ((Integer) session.createQuery(countHql).iterate().next()).intValue(); Query query = session.createQuery(hql); query.setFirstResult(startIndex); query.setMaxResults(pageSize); List items = query.list(); PaginationSupport ps = new PaginationSupport(items, totalCount, pageSize, startIndex); return ps; } }, true); } */ } ...展开收缩
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