Java tutorial
package com.selfsoft.business.service.impl; import java.math.BigDecimal; import java.util.List; import org.hibernate.criterion.DetachedCriteria; import org.hibernate.criterion.Restrictions; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import com.selfsoft.business.dao.ITbFixEntrustCostDao; import com.selfsoft.business.model.TbFixEntrust; import com.selfsoft.business.model.TbFixEntrustCost; import com.selfsoft.business.service.ITbFixEntrustCostService; import com.selfsoft.business.service.ITbFixEntrustService; import com.selfsoft.framework.common.CommonMethod; @Service("tbFixEntrustCostService") public class TbFixEntrustCostServiceImpl implements ITbFixEntrustCostService { @Autowired private ITbFixEntrustCostDao tbFixEntrustCostDao; @Autowired private ITbFixEntrustService tbFixEntrustService; public List<TbFixEntrustCost> findByTbFixEntrustCost(TbFixEntrustCost tbFixEntrustCost) { DetachedCriteria detachedCriteria = DetachedCriteria.forClass(TbFixEntrustCost.class); if (null != tbFixEntrustCost) { if (null != tbFixEntrustCost.getTbFixEntrust()) { detachedCriteria.createAlias("tbFixEntrust", "tbFixEntrust"); if (null != tbFixEntrustCost.getTbFixEntrust().getEntrustCode() && !"".equals(tbFixEntrustCost.getTbFixEntrust().getEntrustCode())) { detachedCriteria.add(Restrictions.like("tbFixEntrust.entrustCode", "%" + tbFixEntrustCost.getTbFixEntrust().getEntrustCode() + "%")); } if (null != tbFixEntrustCost.getTbFixEntrust().getFixDateStart()) { detachedCriteria.add(Restrictions.ge("tbFixEntrust.fixDate", tbFixEntrustCost.getTbFixEntrust().getFixDateStart())); } if (null != tbFixEntrustCost.getTbFixEntrust().getFixDateEnd()) { detachedCriteria.add(Restrictions.le("tbFixEntrust.fixDate", CommonMethod.addDate(tbFixEntrustCost.getTbFixEntrust().getFixDateEnd(), 1))); } if (null != tbFixEntrustCost.getTbFixEntrust().getTbCarInfo()) { detachedCriteria.createAlias("tbFixEntrust.tbCarInfo", "tbCarInfo"); if (null != tbFixEntrustCost.getTbFixEntrust().getTbCarInfo().getLicenseCode() && !"".equals(tbFixEntrustCost.getTbFixEntrust().getTbCarInfo().getLicenseCode())) { detachedCriteria.add(Restrictions.like("tbCarInfo.licenseCode", "%" + tbFixEntrustCost.getTbFixEntrust().getTbCarInfo().getLicenseCode() + "%")); } } } } return tbFixEntrustCostDao.findByCriteria(detachedCriteria, tbFixEntrustCost); } public TbFixEntrustCost findById(Long id) { return tbFixEntrustCostDao.findById(id); } public void insertTbFixEntrustCost(TbFixEntrustCost tbFixEntrustCost) { tbFixEntrustCostDao.insert(tbFixEntrustCost); } public void updateTbFixEntrustCost(TbFixEntrustCost tbFixEntrustCost) { tbFixEntrustCostDao.update(tbFixEntrustCost); } public boolean deleteById(Long id) { return tbFixEntrustCostDao.deleteById(id); } public BigDecimal sumTbFixEntrustCostByTbFixEntrustId(Long tbFixEntrustId) { String sql = "select sum(cost_price) from tb_fix_entrust_cost where entrust_id =" + tbFixEntrustId; List list = tbFixEntrustCostDao.findByOriginSql(sql, null); if (null != list && list.size() > 0) { if (null != list.get(0)) return new BigDecimal(Double.valueOf(list.get(0).toString())); } return new BigDecimal("0.00"); } }