JAVA操作数据库进行批处理

//保存销售信息列表到数据库
	public boolean saveClothSaleInfo(List<ClothSaleInfoVO> saleInfoList){
	
		Connection conn = null;

		PreparedStatement pstm = null;

		String sql = "insert into cloth_sale_info(sale_number,cloth_id,user_id) values(?,?,?)";

		try {
			conn = DBUtil.getConnection();

			pstm = conn.prepareStatement(sql);
			
			for (ClothSaleInfoVO clothSaleInfo : saleInfoList) {
				pstm.setLong(1, clothSaleInfo.getSaleNumber());
				pstm.setInt(2, clothSaleInfo.getClothId());
				pstm.setInt(3, clothSaleInfo.getUserId());
				
				pstm.addBatch();
			}
			pstm.executeBatch();
			return true;
		} catch (SQLException e) {
			e.printStackTrace();
			return false;
		} finally {
			DBUtil.close(conn, pstm, null);
		}
	}