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页面代码：
View Code
1 /// <summary>
2 /// 导入按钮单击事件
3 /// </summary>
4 /// <param name="sender"></param>
5 /// <param name="e"></param>
6 protected void btnImport_Click(object sender, EventArgs e)
7 {
8 if (fileImport.FileName == "")
9 {
10 this.RegisterStartupScript("infA", "<script>alert('UpLoad is failed!');</script>");
11 }
12 else if (!fileImport.HasFile)
13 {
14 this.RegisterStartupScript("infA", "<script>alert('UpLoad is failed!');</script>");
15 }
16 else
17 {
18 string fileName, uploadPath;
19 string fileType;
20
21 fileName = fileImport.FileName;
22 fileType = Path.GetExtension(fileName);
23 fileName = fileName + DateTime.Now.ToString("yyyyMMddhhmmss") + fileType;
24 uploadPath = System.Web.HttpRuntime.AppDomainAppPath + "UploadFiles\\ExcelData\\" + fileName;
25
26 string allowFile = ".XLS.XLSX";
27 if (allowFile.Contains(fileType.ToUpper()))
28 {
29 //上传文件
30 fileImport.SaveAs(uploadPath);
31
32 // 支持Excel2003 和 Excel2007 的连接字符串
33 // "HDR=yes;"是说第一行是列名而不是数据，"HDR=No;"正好与前面的相反。
34 // 如果列中的数据类型不一致，使用"IMEX=1"可必免数据类型冲突。
35 string strConn = "provider=Microsoft.ACE.OleDb.12.0; Data Source ='" + uploadPath + "';Extended Properties='Excel 12.0;HDR=yes;IMEX=1';";
36 OleDbConnection conn = new OleDbConnection(strConn);
37 conn.Open();
38 DataTable dtSchema = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, new object[] { null, null, null, "TABLE" });
39 List<string> sheetNameList = new List<string>();
40 //一个EXCEL文件可能有多个工作表，遍历之
41 foreach (DataRow dr in dtSchema.Rows)
42 {
43 //获取所有 sheet 页的名字
44 sheetNameList.Add(dr["TABLE_NAME"].ToString());
45 }
46 conn.Close();
47
48 int sheetIndex = -1;
49 //查找需要导入的 sheet 页的名字
50 for (int i = 0; i < sheetNameList.Count; i++)
51 {
52 if (sheetNameList[i].ToUpper().Equals("需要导入的 sheet 页的名字"))
53 {
54 sheetIndex = i;
55 break;
56 }
57 }
58 //判断该 sheet 页是否存在
59 if (sheetIndex < 0)
60 {
61 this.RegisterStartupScript("infA", "<script>alert('没有找到需要导入的 sheet 页!');</script>");
62 return;
63 }
64
65 UploadBL ubl = new UploadBL();
66 List<int> errList = ubl.importData(conn, sheetNameList[sheetIndex]);
67 if (errList.Count > 0)
68 {
69 //写日志
70 string logPath = @"ImportLog\Excel_" + DateTime.Now.ToString("yyyyMMddhhmmss") + ".txt";
71 FileStream fsErrLog = new FileStream(logPath, FileMode.Create);
72 StreamWriter swImpErrLog = new StreamWriter(fsErrLog, Encoding.Default);
73 foreach (int errIndex in errList)
74 {
75 swImpErrLog.WriteLine("第" + errIndex.ToString() + "行导入时出现错误。");
76 }
77 swImpErrLog.WriteLine("其它行已导入。");
78 swImpErrLog.Close();
79 fsErrLog.Close();
80
81 this.RegisterStartupScript("infA", "<script>alert('导入时出现错误，请查看日志：'" + logPath + ");</script>");
82 }
83 else
84 this.RegisterStartupScript("infA", "<script>alert('Import is successfully!');</script>");
85 }
86 else
87 this.RegisterStartupScript("infA", "<script>alert('文件上传失败！只能是 XLS 或 XLSX 文件。');</script>");
88 }
89 }
业务逻辑层：
View Code
1 /// <summary>
2 /// 导入数据
3 /// </summary>
4 /// <param name="conn"></param>
5 /// <param name="sheetName">sheet 页的名字</param>
6 /// <returns>错误的行号，集合.Count 小于 1 则没有错误</returns>
7 public List<int> importAop(OleDbConnection conn, string sheetName)
8 {
9 DataSet ds = new DataSet();
10 string strExcel = "SELECT * FROM [" + sheetName + "]";
11 OleDbDataAdapter myCommand = new OleDbDataAdapter(strExcel, conn);
12 myCommand.Fill(ds);
13 string a0 = "", a1 = "", a2 = "", a3 = "", a4 = "", a5 = "", a6 = "", a7 = "";
14 double a8 = 0, a9 = 0, a10 = 0, a11 = 0, a12 = 0, a13 = 0, a14 = 0, a15 = 0, a16 = 0, a17 = 0, a18 = 0, a19 = 0, a20 = 0, a21 = 0, a22 = 0, a23 = 0, a24 = 0, a25 = 0, a26 = 0, a27 = 0, a28 = 0, a29 = 0, a30 = 0, a31 = 0, a32 = 0, a33 = 0;
15 List<int> errLine = new List<int>();
16 int i = 0;
17 foreach (DataRow dr in ds.Tables[0].Rows)
18 {
19 #region
20 if (dr[0] is DBNull)
21 a0 = "";
22 else
23 a0 = dr[0].ToString();
24 if (dr[1] is DBNull)
25 a1 = "";
26 else
27 a1 = dr[1].ToString();
28 if (dr[2] is DBNull)
29 a2 = "";
30 else
31 a2 = dr[2].ToString();
32 if (dr[3] is DBNull)
33 a3 = "";
34 else
35 a3 = dr[3].ToString();
36 if (dr[4] is DBNull)
37 a4 = "";
38 else
39 a4 = dr[4].ToString();
40 if (dr[5] is DBNull)
41 a5 = "";
42 else
43 a5 = dr[5].ToString();
44 if (dr[6] is DBNull)
45 a6 = "";
46 else
47 a6 = dr[6].ToString();
48 if (dr[7] is DBNull)
49 a7 = "";
50 else
51 a7 = dr[7].ToString();
52 if (dr[8] is DBNull)
53 a8 = 0;
54 else
55 a8 = Convert.ToDouble(dr[8]);
56 if (dr[9] is DBNull)
57 a9 = 0;
58 else
59 a9 = Convert.ToDouble(dr[9]);
60 if (dr[10] is DBNull)
61 a10 = 0;
62 else
63 a10 = Convert.ToDouble(dr[10]);
64 if (dr[11] is DBNull)
65 a11 = 0;
66 else
67 a11 = Convert.ToDouble(dr[11]);
68 if (dr[12] is DBNull)
69 a12 = 0;
70 else
71 a12 = Convert.ToDouble(dr[12]);
72 if (dr[13] is DBNull)
73 a13 = 0;
74 else
75 a13 = Convert.ToDouble(dr[13]);
76 if (dr[14] is DBNull)
77 a14 = 0;
78 else
79 a14 = Convert.ToDouble(dr[14]);
80 if (dr[15] is DBNull)
81 a15 = 0;
82 else
83 a15 = Convert.ToDouble(dr[15]);
84 if (dr[16] is DBNull)
85 a16 = 0;
86 else
87 a16 = Convert.ToDouble(dr[16]);
88 if (dr[17] is DBNull)
89 a17 = 0;
90 else
91 a17 = Convert.ToDouble(dr[17]);
92 if (dr[18] is DBNull)
93 a18 = 0;
94 else
95 a18 = Convert.ToDouble(dr[18]);
96 if (dr[19] is DBNull)
97 a19 = 0;
98 else
99 a19 = Convert.ToDouble(dr[19]);
100 if (dr[20] is DBNull)
101 a20 = 0;
102 else
103 a20 = Convert.ToDouble(dr[20]);
104 if (dr[21] is DBNull)
105 a21 = 0;
106 else
107 a21 = Convert.ToDouble(dr[21]);
108 if (dr[22] is DBNull)
109 a22 = 0;
110 else
111 a22 = Convert.ToDouble(dr[22]);
112 if (dr[23] is DBNull)
113 a23 = 0;
114 else
115 a23 = Convert.ToDouble(dr[23]);
116 if (dr[24] is DBNull)
117 a24 = 0;
118 else
119 a24 = Convert.ToDouble(dr[24]);
120 if (dr[25] is DBNull)
121 a25 = 0;
122 else
123 a25 = Convert.ToDouble(dr[25]);
124 if (dr[26] is DBNull)
125 a26 = 0;
126 else
127 a26 = Convert.ToDouble(dr[26]);
128 if (dr[27] is DBNull)
129 a27 = 0;
130 else
131 a27 = Convert.ToDouble(dr[27]);
132 if (dr[28] is DBNull)
133 a28 = 0;
134 else
135 a28 = Convert.ToDouble(dr[28]);
136 if (dr[29] is DBNull)
137 a29 = 0;
138 else
139 a29 = Convert.ToDouble(dr[29]);
140 if (dr[30] is DBNull)
141 a30 = 0;
142 else
143 a30 = Convert.ToDouble(dr[30]);
144 if (dr[31] is DBNull)
145 a31 = 0;
146 else
147 a31 = Convert.ToDouble(dr[31]);
148 if (dr[32] is DBNull)
149 a32 = 0;
150 else
151 a32 = Convert.ToDouble(dr[32]);
152 if (dr[33] is DBNull)
153 a33 = 0;
154 else
155 a33 = Convert.ToDouble(dr[33]);
156 #endregion
157
158 if (uda.insertData(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20, a21, a22, a23, a24, a25, a26, a27, a28, a29, a30, a31, a32, a33) <= 0)
159 errLine.Add(i);
160 i++;
161 }
162 return errLine;
163 }
数据访问层直接对数据库执行 Insert 即可。