JDBC 事务处理 -java

/**
     * 引入明细信息
     * 访问资源：ECC_EPM.EPM_TBL_CONTRACT_DETAIL,ECC_EPM.EPM_TBL_SUBCONTRACT_DISPATCH
     * 
     * @param detailsBO
     * @return int
     * @roseuid 4BA1C4E103C5
     */
    public int inductDetailsInfo(DetailsBO detailsBO) throws EccInfoException
    {
        int result = -1;
        // JDBC兄弟
        PreparedStatement pstmt = null;
        Connection conn = BaseDAO.getConnection();
        try
        {
            //关闭事务自动提交
            conn.setAutoCommit(false);
            // 因采取直接查询之后插入的SQL有错误，现修改为，JDBC的批量提交方式
            StringBuffer sql = new StringBuffer();
            sql.append("INSERT INTO ECC_EPM.EPM_TBL_CONTRACT_DETAIL ");
            sql.append("(OID,CONTRACT_ID,ITEM_NAME,DATA_TYPE,ITEM_TYPE,DISCTRIPTION, ");
            sql.append("UNIT,NUM,PRICE,REMARK,ENABLE_FLAG,CONTRACT_ITEM_ID,DISPATCH_CONTRACT_ITEM_ID, ");
            sql.append("CREATED_BY,CREATED_DATE,LAST_UPDATED_BY,LAST_UPDATED_DATE) ");
            sql.append("VALUES (ECC_EPM.SUB_PERSONNEL_EVALUE_INFO_S.NEXTVAL, ");
            sql.append(" ?,?,?,?,?,?,?,?,?,'T',?,?,?,SYSDATE,?,SYSDATE)");
            pstmt = conn.prepareStatement(sql.toString());
            // 得到VO
            DetailsVO detailsVO = detailsBO.getDetailsVO();
            // 根据选择的OID，获取相关的信息
            List<DetailsVO> tempList = (List)this.getSqlMapClientTemplate().queryForList("DetailsDAO.queryInductDetails", detailsBO);
            // 如果结果列表不为空
            if(null != tempList && tempList.size() > 0)
            {
                DetailsVO tempVO = null;
                // 遍历列表，取出相关信息
                for(int i = 0,j = tempList.size(); i < j; i++)
                {
                    int k = 1;
                    // 从列表中取值
                    tempVO = tempList.get(i);
                    // 附值
                    pstmt.setLong(k++, detailsBO.getObjectOid());
                    pstmt.setString(k++, tempVO.getDetailName());
                    pstmt.setString(k++, detailsVO.getDataType());
                    pstmt.setString(k++, detailsVO.getItemType());
                    pstmt.setString(k++, tempVO.getDetailDesc());
                    pstmt.setString(k++, tempVO.getDetailUnit());
                    pstmt.setString(k++, tempVO.getDetailNum());
                    pstmt.setString(k++, tempVO.getDetailPrice());
                    pstmt.setString(k++, tempVO.getDetailRemark());
                    pstmt.setLong(k++, tempVO.getOid());
                    pstmt.setLong(k++, tempVO.getContractItemId());
                    pstmt.setLong(k++, detailsVO.getCreatedBy());
                    pstmt.setLong(k++, detailsVO.getLastUpdatedBy());
                    pstmt.addBatch();
                }
                // 批量执行
                pstmt.executeBatch();
            }
            //语句执行完毕，提交本事务
            conn.commit();
            // 引入条目明细
            //result = (Integer)this.getSqlMapClientTemplate().insert("DetailsDAO.inductDetails", detailsBO);
        }
        catch (Exception ex)
        {
            try
            {
                conn.rollback();
            }
            catch (SQLException e1)
            {
                Debug.error(e1.toString());
            }
            PmInfoException.throwPmInfoException(EccExceptionComm.ERROR_LAYER_DAO, getClass().getName(), ex);
        }  
        finally
        {
            BaseDAO.closeAll(null, pstmt, conn);
        }
        return result;
    }