/* --------------------------------------
* CREATED ON 2007-11-30 14:51:06
*
* MSN ardenemily@msn.com
* QQ 83058327（太阳里的雪）
* MOBILE 13590309275
* BLOG http://www.caojianghua.com
*
* ALL RIGHTS RESERVED BY ZHENUU CO,.LTD.
* --------------------------------------
*/
package com.jrails.modules.service;
import com.jrails.commons.utils.GenericsUtils;
import com.jrails.modules.orm.EntityManager;
import com.jrails.modules.orm.model.Entity;
import com.jrails.modules.orm.dao.JrailsDao;
import com.jrails.page.TablePage;
import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.DetachedCriteria;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer;
/**
* 业务逻辑管理（供自己写业务管理类的时候公用的基类）
*
* @author <a href="mailto:arden.emily@gmail.com">arden</a>
*/
@SuppressWarnings("unchecked")
public abstract class ServiceSupport<T extends Entity, PK extends Serializable> {
protected final Logger logger = LoggerFactory.getLogger(this.getClass());
protected EntityManager<T> entityManager;
protected JrailsDao<T, PK> dao;
public EntityManager<T> getEntityManager() {
return entityManager;
}
public JrailsDao<T, PK> getDao() {
return dao;
}
@Autowired
public void setEntityManager(@Qualifier("entityManager")EntityManager<T> entityManager) {
this.entityManager = entityManager;
}
@Autowired
public void setSessionFactory(@Qualifier("sessionFactory")SessionFactory sessionFactory) {
Class<T> entityClass = GenericsUtils.getSuperClassGenricType(getClass());
dao = new JrailsDao<T, PK>(sessionFactory, entityClass);
}
public void update(T entity) {
this.entityManager.update(entity);
}
public Long generateId() {
return this.entityManager.generateId();
}
public void setSequence(AbstractDataFieldMaxValueIncrementer sequence) {
this.entityManager.setSequence(sequence);
}
/**
* 批量保存实体对象.
*
* @param entities of transient instance of a persistent class
*/
@SuppressWarnings("unchecked")
public void batchSave(final Collection entities) {
this.entityManager.batchSave(entities);
}
/**
* 批量删除实体对象
*
* @param entities
*/
@SuppressWarnings("unchecked")
public void batchRemove(final Collection entities) {
this.entityManager.batchRemove(entities);
}
/**
* Update some of persistent instances with the identifier of each of the given detached
* instances.
*
* @param entities detached instances containing updated state
*/
@SuppressWarnings("unchecked")
public void batchUpdate(final Collection entities) {
this.entityManager.batchUpdate(entities);
}
/**
* 执行HQL语句
*
* @param hql
* @param cacheable
* @param values
*/
public int executeByHql(final String hql, boolean cacheable, final Object... values) {
return this.entityManager.executeByHql(hql, cacheable, values);
}
/**
* 执行SQL语句
*
* @param sql
* @param cacheable
* @param values
*/
public int executeBySql(final String sql, final boolean cacheable, final Object... values) {
return this.entityManager.executeBySql(sql, cacheable, values);
}
/**
* 根据HQL获得记录条数
*
* @param hql
* @param values
* @return
*/
public int countByHql(final String hql, final boolean cacheable, final Object... values) {
return this.entityManager.countByHql(hql, cacheable, values);
}
/**
* 根据SQL获得记录条数
*
* @param sql
* @param values
* @return
*/
public int countBySql(final String sql, final Object... values) {
return this.countBySql(sql, values);
}
/**
* 根据HQL语句分页查询
* @param hql
* @param cacheable
* @param values
* @return
*/
public TablePage<T> findByHql(final String hql, final TablePage<T> page, final boolean cacheable, final Object... values) {
return this.entityManager.findByHql(hql, page, cacheable, values);
}
/**
* 根据SQL语句分页查询
* @param sql
* @param cacheable
* @param values
* @return
*/
public TablePage<T> findBySql(final String sql, final TablePage<T> page, final boolean cacheable, final Object... values) {
return this.entityManager.findBySql(sql, page, cacheable, values);
}
/**
* 根据DetachedCriteria分页查询
* @param detachedCriteria
* @param cacheable
* @return
*/
public TablePage<T> findByCriteria(final DetachedCriteria detachedCriteria, final TablePage<T> page, final boolean cacheable) {
return this.entityManager.findByCriteria(detachedCriteria, page, cacheable);
}
/**
* 根据属性查找
* @param entityClass
* @param propertyName
* @param value
* @param rowStartIdxAndCount
* @return
*/
@SuppressWarnings("unchecked")
public List<T> findByProperty(Class entityClass, String propertyName, final Object value, final boolean cacheable, final int... rowStartIdxAndCount) {
return this.entityManager.findByProperty(entityClass, propertyName, value, cacheable, rowStartIdxAndCount);
}
/**
* 查找所有记录
* @param entityClass
* @param page
* @return
*/
@SuppressWarnings("unchecked")
public TablePage<T> findAll(Class entityClass, final TablePage<T> page, final boolean cacheable) {
return this.entityManager.findAll(entityClass, page, cacheable);
}
/**
* 查找第一个元素
* @param hql
* @param cacheable
* @param values
* @return
*/
public T findFirstByHql(final String hql, final boolean cacheable, final Object... values) {
return this.entityManager.findFirstByHql(hql, cacheable, values);
}
/**
* 根据SQL语句查询第一个元素
* @param cacheable
* @param values
* @return
*/
public T findFirstBySql(final String sql, final boolean cacheable, final Object... values) {
return this.entityManager.findFirstBySql(sql, cacheable, values);
}
public List<T> findByHql(final String hql, final boolean cacheable, final Object... values) {
return this.entityManager.findByHql(hql, cacheable, values);
}
public List<T> findBySql(final String sql, final boolean cacheable, final Object... values) {
return this.entityManager.findBySql(sql, cacheable, values);
}
public List<T> findAll(Class entityClass, final boolean cacheable) {
return this.entityManager.findAll(entityClass, cacheable);
}
/**
* 获得指定多少条记录
* @param hql
* @param limit
* @param cacheable
* @param values
* @return
*/
public List<T> findLimitByHql(String hql, int limit, boolean cacheable, Object... values) {
return this.entityManager.findLimitByHql(hql, limit, cacheable, values);
}
/**
* 获得指定多少条记录
* @param sql
* @param limit
* @param cacheable
* @param values
* @return
*/
public List<T> findLimitBySql(String sql, int limit, boolean cacheable, Object... values) {
return this.entityManager.findLimitBySql(sql, limit, cacheable, values);
}
}