DataHelper.cs 53 KB

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  1. using Oracle.ManagedDataAccess.Client;
  2. using System;
  3. using System.Data;
  4. using System.Text;
  5. using System.Collections;
  6. using UAS_LabelMachine.PublicMethod;
  7. using System.Collections.Generic;
  8. namespace UAS_LabelMachine
  9. {
  10. public class DataHelper
  11. {
  12. //深爱地址
  13. private readonly string ConnectionStrings = "Data Source=172.16.0.22/orcl;User ID=SZSI_TEST;PassWord=select!#%*(";
  14. //深爱ERP地址
  15. public static readonly string ERPAddesss = "http://172.16.0.20:8099/ERP/";
  16. //深爱FTP
  17. public static readonly string FTPAddress = "ftp://172.16.0.20|vsftpd|shenaftp";
  18. public static readonly string InnerFTPAddress = "ftp://172.16.0.20|vsftpd|shenaftp";
  19. //Oracle端口
  20. public static readonly string OraclePort = "1521";
  21. //需要显示的账套
  22. public static readonly string Masters = "HC_TEST"; //海创外网地址
  23. //private readonly string ConnectionStrings = "Data Source=cmityj.gicp.net/orcl;User ID=HC_TEST;PassWord=select!#%*(";
  24. ////海创ERP地址
  25. //public static readonly string ERPAddesss = "http://cmityj.gicp.net:8099/ERP/";
  26. ////海创FTP
  27. //public static readonly string FTPAddress = "ftp://cmityj.gicp.net|HCFTP|Admin1@#";
  28. //public static readonly string InnerFTPAddress = "ftp://192.168.1.8|HCFTP|Admin1@#";
  29. ////Oracle端口
  30. //public static readonly string OraclePort = "1521";
  31. ////需要显示的账套
  32. //public static readonly string Masters = "HC_TEST";
  33. ////凯而高地址
  34. //private readonly string ConnectionStrings = "Connection Timeout=0;Pooling=false;Password=select!#%*(;User ID=KRG_TEST;Pooling=false;Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=112.25.154.186)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)));";
  35. ////凯而高ERP地址
  36. //public static readonly string ERPAddesss = "http://112.25.154.186:8099/ERP/";
  37. ////凯而高FTP
  38. //public static readonly string FTPAddress = "ftp://112.25.154.186:21|KEGFTP|Admin1@#";
  39. //public static readonly string InnerFTPAddress = "ftp://112.25.154.186:21|HCFTP|Admin1@#";
  40. ////Oracle端口
  41. //public static readonly string OraclePort = "1521";
  42. ////需要显示的账套
  43. //public static readonly string Masters = "GOLDEN";
  44. ////凯而高
  45. //private readonly string ConnectionStrings = "Connection Timeout=0;Pooling=false;Password=select!#%*(;User ID=KRG_TEST;Pooling=false;Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.100.12)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)));";
  46. ////凯而高ERP地址
  47. //public static readonly string ERPAddesss = "http://192.168.100.11:8099/ERP/";
  48. ////凯而高FTP
  49. //public static readonly string InnerFTPAddress = "ftp://192.168.100.11:21|KEGFTP|Admin1@#";
  50. //public static readonly string FTPAddress = "ftp://192.168.100.11:21|KEGFTP|Admin1@#";
  51. ////Oracle端口
  52. //public static readonly string OraclePort = "1521";
  53. ////需要显示的账套
  54. //public static readonly string Masters = "GOLDEN";
  55. ////高登地址
  56. //private readonly string ConnectionStrings = "Connection Timeout=0;Pooling=false;Password=select!#%*(;User ID=DATACENTER;Pooling=false;Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=183.238.39.179)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)));";
  57. ////高登ERP地址
  58. //public static readonly string ERPAddesss = "http://183.238.39.179:8099/ERP/";
  59. ////高登TP
  60. //public static readonly string InnerFTPAddress = "ftp://192.168.0.158:21|GOLDENMES|Admin1@#";
  61. //public static readonly string FTPAddress = "ftp://183.238.39.179:21|GOLDENMES|Admin1@#";
  62. ////Oracle端口
  63. //public static readonly string OraclePort = "1521";
  64. ////需要显示的账套
  65. //public static readonly string Masters = "GOLDEN";
  66. ////怡海能达外网地址
  67. //private readonly string ConnectionStrings = "Connection Timeout=0;Pooling=false;Password=select!#%*(;User ID=DATACENTER;Pooling=false;Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=sz.hi-mantech.com)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)));";
  68. ////怡海能达ERP地址
  69. //public static readonly string ERPAddesss = "http://sz.hi-mantech.com:8099/ERP/";
  70. ////怡海能达FTP
  71. //public static readonly string FTPAddress = "ftp://sz.hi-mantech.com:46688|yhndftp|Stga28ytG8";
  72. ////Oracle端口
  73. //public static readonly string OraclePort = "1521";
  74. ////需要显示的账套
  75. //public static readonly string Masters = "YHND_SZ,YHND_HK,DATACENTER";
  76. ////华商龙外网地址
  77. //private readonly string ConnectionStrings = "Connection Timeout=0;Pooling=false;Password=select!#%*(;User ID=YITOA_DATACENTER;Pooling=false;Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=218.18.115.198)(PORT=1523)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=orcl)));";
  78. ////华商龙ERP地址
  79. //public static readonly string ERPAddesss = "http://218.18.115.198:8888/ERP/";
  80. ////华商龙FTP
  81. //public static readonly string FTPAddress = "ftp://218.18.115.198:21|Print|Administrator1@#";
  82. ////Oracle端口
  83. //public static readonly string OraclePort = "1523";
  84. ////需要显示的账套
  85. //public static readonly string Masters = "XSQ,N_YITOA_YWC,ZXN,N_YITOA_LHCT,N_YITOA_CT,N_CHL,N_YITOA_HK,N_HUASL_SHTL,N_WILICHK,N_WILIC,N_E_SHINE_SH,N_SHBJ,N_BJKG,N_HUASL,N_HUASL_QD,N_HUASL_XM,N_HUASL_SZ";
  86. ////UAS测试地址
  87. //private readonly string ConnectionStrings = "Data Source=192.168.253.6/orcl;User ID=UAS_TEST;PassWord=select!#%*(";
  88. ////UAS测试地址
  89. //public static readonly string ERPAddesss = "http://192.168.253.6/uas_test/";
  90. ////UAS测试FTP
  91. //public static readonly string FTPAddress = "ftp://192.168.253.9/PrintFile|mesconfig|Administrator1@#";
  92. ////Oracle端口
  93. //public static readonly string OraclePort = "1521";
  94. ////需要显示的账套
  95. //public static readonly string Masters = "UAS_TEST";
  96. public static string DBConnectionString;
  97. static OracleConnection connection = null;
  98. static OracleCommand command = null;
  99. /// <summary>
  100. /// 重置连接的次数
  101. /// </summary>
  102. int ReconnectTime = 0;
  103. /// <summary>
  104. /// 执行构造函数的时候打开数据库的链接
  105. /// </summary>
  106. public DataHelper()
  107. {
  108. try
  109. {
  110. //如果选择的是默认数据则直接用配置文件的信息连接,否则选择数据库的账套信息
  111. if (DBConnectionString == null || DBConnectionString == ConnectionStrings)
  112. {
  113. DBConnectionString = ConnectionStrings;
  114. connection = new OracleConnection(ConnectionStrings);
  115. }
  116. else
  117. {
  118. connection = new OracleConnection(DBConnectionString);
  119. }
  120. connection.Open();
  121. }
  122. catch (Exception e) { LogManager.DoLog(e.Message); }
  123. }
  124. /// <summary>
  125. ///
  126. /// </summary>
  127. public void Dispose()
  128. {
  129. connection.Dispose();
  130. }
  131. /// <summary>
  132. /// 根据表名获取该表字段数据类型
  133. /// </summary>
  134. public DataTable GetColumnDataType(string TableName)
  135. {
  136. DataTable dt = new DataTable();
  137. command = new OracleCommand("select Column_Name,Data_Type from cols where TABLE_name=upper('" + TableName + "')", connection);
  138. OracleDataAdapter ad = new OracleDataAdapter(command);
  139. ad.Fill(dt);
  140. ad.Dispose();
  141. command.Dispose();
  142. return dt;
  143. }
  144. public object GetLabelParam(string sql)
  145. {
  146. DataTable dt = new DataTable();
  147. command = new OracleCommand(sql, connection);
  148. OracleDataAdapter ad = new OracleDataAdapter();
  149. ad.SelectCommand = command;
  150. ad.Fill(dt);
  151. if (dt.Rows.Count > 0)
  152. {
  153. ad.Dispose();
  154. command.Dispose();
  155. return dt.Rows[0][0];
  156. }
  157. else { command.Dispose(); return ""; }
  158. }
  159. /// <summary>
  160. /// 获取第一行第一列的信息
  161. /// </summary>
  162. public object getFieldDataByCondition(string TableName, string Field, string Condition)
  163. {
  164. DataTable dt = new DataTable();
  165. string sql = "select " + Field + " from " + TableName + " where " + Condition;
  166. command = new OracleCommand(sql, connection);
  167. OracleDataAdapter ad = new OracleDataAdapter();
  168. ad.SelectCommand = command;
  169. try
  170. {
  171. ad.Fill(dt);
  172. ReconnectTime = 0;
  173. }
  174. catch (Exception)
  175. {
  176. if (ReconnectTime == 0)
  177. {
  178. ReconnectTime++;
  179. connection = new OracleConnection(DBConnectionString);
  180. //成功执行后将重复连接数置为0
  181. dt = (DataTable)getFieldDataByCondition(TableName, Field, Condition);
  182. }
  183. }
  184. if (dt.Rows.Count > 0)
  185. {
  186. ad.Dispose();
  187. command.Dispose();
  188. return dt.Rows[0][0];
  189. }
  190. else
  191. {
  192. ad.Dispose();
  193. command.Dispose();
  194. return "";
  195. }
  196. }
  197. /// <summary>
  198. /// 执行打印的SQL
  199. /// </summary>
  200. /// <param name="SQL">SQL语句</param>
  201. /// <param name="Parameters">动态添加的参数,主要根据条码枪扫描获取</param>
  202. /// <returns></returns>
  203. public object ExecutePrintSQL(string SQL, params string[] Parameters)
  204. {
  205. //按照?拆分数据,然后以:Param替换问号,同时添加参数
  206. string[] Param = SQL.Split('?');
  207. int ParamNum = Param.Length - 1;
  208. //条码打印必然存在需要维护的参数
  209. if (ParamNum > 0)
  210. {
  211. StringBuilder sb = new StringBuilder();
  212. for (int i = 0; i < ParamNum; i++)
  213. {
  214. sb.Append(Param[i] + ":Param" + i);
  215. }
  216. command = new OracleCommand(sb.ToString(), connection);
  217. for (int i = 0; i < ParamNum; i++)
  218. {
  219. command.Parameters.Add("Param" + i, OracleDbType.Varchar2, Parameters[i], ParameterDirection.Input);
  220. }
  221. OracleDataAdapter ad = new OracleDataAdapter(command);
  222. DataTable dt = new DataTable();
  223. ad.Fill(dt);
  224. ad.Dispose();
  225. command.Dispose();
  226. return dt;
  227. }
  228. return "参数错误,请检查SQL语句";
  229. }
  230. /// <summary>
  231. /// 获取指定表的记录的条数 ,带条件
  232. /// </summary>
  233. /// <returns></returns>
  234. public int getRowCount(string TableName, string Condition)
  235. {
  236. DataTable dt = new DataTable();
  237. string sql = "select count(1) from " + TableName + " where " + Condition;
  238. command = new OracleCommand(sql, connection);
  239. OracleDataAdapter ad = new OracleDataAdapter(command);
  240. ad.Fill(dt);
  241. int count = int.Parse(dt.Rows[0][0].ToString());
  242. command.Dispose();
  243. return count;
  244. }
  245. /// <summary>
  246. /// 获取指定表的记录的条数 ,不带条件
  247. /// </summary>
  248. /// <param name="TableName"></param>
  249. /// <returns></returns>
  250. public int getRowCount(string TableName)
  251. {
  252. DataTable dt = new DataTable();
  253. string sql = "select count(1) from " + TableName;
  254. command = new OracleCommand(sql, connection);
  255. OracleDataAdapter ad = new OracleDataAdapter(command);
  256. ad.Fill(dt);
  257. int count = int.Parse(dt.Rows[0][0].ToString());
  258. command.Dispose();
  259. return count;
  260. }
  261. /// <summary>
  262. /// 通过表名和获取单行的记录
  263. /// </summary>
  264. public DataTable getFieldsDataByCondition(string TableName, string[] Fields, string Condition)
  265. {
  266. DataTable dt = new DataTable();
  267. string sql = "select ";
  268. sql += AddField(Fields);
  269. sql += " from " + TableName + " where " + Condition + " and rownum=1";
  270. command = new OracleCommand(sql, connection);
  271. OracleDataAdapter ad = new OracleDataAdapter(command);
  272. ad.Fill(dt);
  273. command.Dispose();
  274. return dt;
  275. }
  276. /// <summary>
  277. /// 通过表名和获取单行的记录
  278. /// </summary>
  279. public DataTable getFieldsDatasByCondition(string sql)
  280. {
  281. DataTable dt = new DataTable();
  282. command = new OracleCommand(sql, connection);
  283. OracleDataAdapter ad = new OracleDataAdapter(command);
  284. ad.Fill(dt);
  285. command.Dispose();
  286. return dt;
  287. }
  288. /// <summary>
  289. /// 将DataTable导入到指定的表中
  290. /// </summary>
  291. /// <param name="DataTable"></param>
  292. /// <param name="TableName"></param>
  293. public void InsertDataTable(DataTable DataTable, string TableName)
  294. {
  295. for (int i = 0; i < DataTable.Rows.Count; i++)
  296. {
  297. for (int j = 0; j < DataTable.Columns.Count; j++)
  298. {
  299. }
  300. }
  301. }
  302. /// <summary>
  303. /// 按分页获取数据
  304. /// </summary>
  305. /// <param name="TableName">表名</param>
  306. /// <param name="Fields">查询字段</param>
  307. /// <param name="CurrentPage">当前页面</param>
  308. /// <param name="PageSize">页面展示条数</param>
  309. /// <param name="Caller"></param>
  310. /// <returns></returns>
  311. // SELECT * FROM (SELECT A.* FROM (SELECT* FROM datalist) A WHERE ROWNUM <= 50) WHERE ROWNUM >= 21
  312. public DataTable getFieldsDatasByPageing(string TableName, string Fields, int CurrentPage, int PageSize, string Caller, params string[] condition)
  313. {
  314. DataTable dt = new DataTable();
  315. StringBuilder sql = new StringBuilder();
  316. //先查询出配置出去的列
  317. //获取查询的列
  318. string[] caption = GetCaptionFromField(Fields);
  319. //获取对应列的描述
  320. string[] field = GetField(Fields);
  321. sql.Append(" select * from (select RowNum RN, A.* from (select ");
  322. sql.Append(AddField(caption));
  323. if (condition.Length > 0)
  324. {
  325. if (condition[0].Trim() != "")
  326. {
  327. sql.Append(" from " + TableName + " where " + condition[0] + " ) A where ROWNUM <=" + CurrentPage * PageSize + ") where RN>" + (CurrentPage - 1) * PageSize);
  328. }
  329. else
  330. {
  331. sql.Append(" from " + TableName + ") A where ROWNUM <= " + CurrentPage * PageSize + ") where RN> " + (CurrentPage - 1) * PageSize);
  332. }
  333. }
  334. command = new OracleCommand(sql.ToString(), connection);
  335. OracleDataAdapter ad = new OracleDataAdapter(command);
  336. ad.Fill(dt);
  337. dt.Columns.RemoveAt(0);
  338. foreach (DataColumn dc in dt.Columns)
  339. {
  340. dc.ColumnName = field[dt.Columns.IndexOf(dc)];
  341. dc.Caption = caption[dt.Columns.IndexOf(dc)];
  342. }
  343. command.Dispose();
  344. return dt;
  345. }
  346. /// <summary>
  347. /// 通过表名,字段和条件获取DataTable类型的数据
  348. /// </summary>
  349. public DataTable getFieldsDatasByCondition(string TableName, string[] Fields, string Condition)
  350. {
  351. DataTable dt = new DataTable();
  352. string sql = "select ";
  353. sql += AddField(Fields);
  354. sql += " from " + TableName + " where " + Condition;
  355. command = new OracleCommand(sql, connection);
  356. OracleDataAdapter ad = new OracleDataAdapter(command);
  357. ad.Fill(dt);
  358. command.Dispose();
  359. return dt;
  360. }
  361. /// <summary>
  362. /// 通过表名,字段获取DataTable类型的数据
  363. /// </summary>
  364. public string[] getFieldsDatas(string TableName, string Fields)
  365. {
  366. ArrayList arr = new ArrayList();
  367. DataTable dt = new DataTable();
  368. string sql = "select ";
  369. sql += Fields;
  370. sql += " from " + TableName;
  371. command = new OracleCommand(sql, connection);
  372. OracleDataAdapter ad = new OracleDataAdapter(command);
  373. ad.SelectCommand = command;
  374. ad.Fill(dt);
  375. foreach (DataRow dc in dt.Rows)
  376. {
  377. arr.Add(dc[Fields]);
  378. }
  379. ad.Dispose();
  380. command.Dispose();
  381. return (string[])arr.ToArray(typeof(string));
  382. }
  383. /// <summary>
  384. /// 通过表名,字段获取DataTable类型的数据
  385. /// </summary>
  386. public string[] getFieldsDatas(string TableName, string Fields, string Condition)
  387. {
  388. ArrayList arr = new ArrayList();
  389. DataTable dt = new DataTable();
  390. string sql = "select ";
  391. sql += Fields;
  392. sql += " from " + TableName + " where " + Condition;
  393. command = new OracleCommand(sql, connection);
  394. OracleDataAdapter ad = new OracleDataAdapter(command);
  395. ad.SelectCommand = command;
  396. ad.Fill(dt);
  397. foreach (DataRow dc in dt.Rows)
  398. {
  399. arr.Add(dc[Fields]);
  400. }
  401. ad.Dispose();
  402. command.Dispose();
  403. return (string[])arr.ToArray(typeof(string));
  404. }
  405. /// <summary>
  406. /// 根据DataTable和指定的表名更新数据,如果需要保存新增的数据则需要传递一条Insert的SQL
  407. /// </summary>
  408. /// <param name="DataTable"></param>
  409. /// <param name="TableName"></param>
  410. /// <param name="Condition"></param>
  411. public void UpDateTableByCondition(DataTable DataTable, string TableName, string PrimaryKey, params string[] sql)
  412. {
  413. if (DataTable == null)
  414. {
  415. return;
  416. }
  417. StringBuilder sb = new StringBuilder();
  418. //预防插入的DataTable中存在不属于该表的列,在进行下一步操作之前全部剔除
  419. DataTable data = (DataTable)ExecuteSql("select Column_Name,Data_Type from cols where TABLE_name=upper('" + TableName + "')", "select");
  420. //将所有的字段拼接起来
  421. for (int i = 0; i < data.Rows.Count; i++)
  422. {
  423. sb.Append("#" + data.Rows[i]["Column_Name"].ToString());
  424. }
  425. //移除掉所有不属于该表的列
  426. for (int i = DataTable.Columns.Count - 1; i >= 0; i--)
  427. {
  428. if (!sb.ToString().Contains(DataTable.Columns[i].ColumnName.ToUpper()))
  429. {
  430. DataTable.Columns.RemoveAt(i);
  431. }
  432. }
  433. sb.Clear();
  434. //计算有多少个是新加的行,根据主键为空来进行判断
  435. int NewRowCount = 0;
  436. for (int i = 0; i < DataTable.Rows.Count; i++)
  437. {
  438. if (DataTable.Rows[i][PrimaryKey] == null || DataTable.Rows[i][PrimaryKey].ToString() == "")
  439. {
  440. NewRowCount = NewRowCount + 1;
  441. }
  442. }
  443. if (sql.Length > 0)
  444. {
  445. if (NewRowCount > 0)
  446. {
  447. //获取参数的个数
  448. int paramsNum = sql[0].Split(':').Length - 1;
  449. //解析参数的数据
  450. string[] param = GetParamFromSQL(sql[0]);
  451. //新建一个二维数组去
  452. string[][] param_array = new string[paramsNum][];
  453. //实例化每个一维数组
  454. for (int i = 0; i < paramsNum; i++)
  455. {
  456. param_array[i] = new string[NewRowCount];
  457. }
  458. //设置每列参数的索引
  459. int num = 0;
  460. //变量所有的行,如果有主键为空的则移除,不为空的进行参数的拼接
  461. for (int i = DataTable.Rows.Count - 1; i >= 0; i--)
  462. {
  463. if (DataTable.Rows[i][PrimaryKey] == null || DataTable.Rows[i][PrimaryKey].ToString() == "")
  464. {
  465. //当为新添加行的时候才去设置参数,设置过后索引+1
  466. for (int j = 0; j < paramsNum; j++)
  467. {
  468. param_array[j][num] = DataTable.Rows[i][param[j]].ToString();
  469. }
  470. DataTable.Rows.RemoveAt(i);
  471. num++;
  472. }
  473. }
  474. BatchInsertDataTable(sql[0], param, param_array);
  475. }
  476. }
  477. //不是新增行的启用更新的方法
  478. sb.Append("update " + TableName + " set ");
  479. //拼接语句,特殊处理日期
  480. foreach (DataColumn dc in DataTable.Columns)
  481. {
  482. if (!dc.DataType.ToString().Equals("System.DateTime"))
  483. {
  484. sb.Append(dc.Caption + "=:" + dc.Caption + ",");
  485. }
  486. else
  487. {
  488. sb.Append(dc.Caption + "=:" + dc.Caption + ",");
  489. }
  490. }
  491. sb.Remove(sb.Length - 1, 1);
  492. sb.Append(" where " + PrimaryKey + "=:" + PrimaryKey);
  493. command = new OracleCommand(sb.ToString(), connection);
  494. OracleDataAdapter ad = new OracleDataAdapter(command);
  495. // 参数的长度是DataTable的行数决定的
  496. command.ArrayBindCount = DataTable.Rows.Count;
  497. //默认全部是Varchar2类型的
  498. OracleDbType ob = OracleDbType.Varchar2;
  499. for (int i = 0; i < DataTable.Columns.Count; i++)
  500. {
  501. object[] param = new object[DataTable.Rows.Count];
  502. for (int j = 0; j < DataTable.Rows.Count; j++)
  503. {
  504. DateTime dt = DateTime.Now;
  505. //if (DateTime.TryParse(DataTable.Rows[j][i].ToString(), out dt))
  506. //{
  507. // param[j] = dt;
  508. // ob = OracleDbType.Date;
  509. //}
  510. //else
  511. //{
  512. ob = OracleDbType.Varchar2;
  513. param[j] = DataTable.Rows[j][i];
  514. //}
  515. }
  516. //添加批量更新的参数
  517. command.Parameters.Add(new OracleParameter(DataTable.Columns[i].Caption, ob, param, ParameterDirection.Input));
  518. }
  519. ad.UpdateCommand = command;
  520. ad.Update(DataTable);
  521. command.Dispose();
  522. ad.Dispose();
  523. }
  524. public void SaveDataTable(DataTable dt, string TableName, string ID, params string[] sql)
  525. {
  526. if (dt == null)
  527. {
  528. return;
  529. }
  530. StringBuilder sb = new StringBuilder();
  531. //预防插入的DataTable中存在不属于该表的列,在进行下一步操作之前全部剔除
  532. DataTable data = (DataTable)ExecuteSql("select Column_Name,Data_Type from cols where TABLE_name=upper('" + TableName + "')", "select");
  533. //将所有的字段拼接起来
  534. for (int i = 0; i < data.Rows.Count; i++)
  535. {
  536. sb.Append("#" + data.Rows[i]["Column_Name"].ToString());
  537. }
  538. //移除掉所有不属于该表的列
  539. for (int i = dt.Columns.Count - 1; i >= 0; i--)
  540. {
  541. if (!sb.ToString().Contains(dt.Columns[i].ColumnName.ToUpper()))
  542. {
  543. dt.Columns.RemoveAt(i);
  544. }
  545. }
  546. sb.Clear();
  547. //计算有多少个是新加的行,根据主键为空来进行判断
  548. int NewRowCount = 0;
  549. for (int i = 0; i < dt.Rows.Count; i++)
  550. {
  551. if (dt.Rows[i][ID] == null || dt.Rows[i][ID].ToString() == "")
  552. {
  553. NewRowCount = NewRowCount + 1;
  554. }
  555. }
  556. if (sql.Length > 0)
  557. {
  558. if (NewRowCount > 0)
  559. {
  560. //获取参数的个数
  561. int paramsNum = sql[0].Split(':').Length - 1;
  562. //解析参数的数据
  563. string[] param = GetParamFromSQL(sql[0]);
  564. //新建一个二维数组去
  565. string[][] param_array = new string[paramsNum][];
  566. //实例化每个一维数组
  567. for (int i = 0; i < paramsNum; i++)
  568. {
  569. param_array[i] = new string[NewRowCount];
  570. }
  571. //设置每列参数的索引
  572. int num = 0;
  573. //变量所有的行,如果有主键为空的则移除,不为空的进行参数的拼接
  574. for (int i = dt.Rows.Count - 1; i >= 0; i--)
  575. {
  576. if (dt.Rows[i][ID] == null || dt.Rows[i][ID].ToString() == "")
  577. {
  578. //当为新添加行的时候才去设置参数,设置过后索引+1
  579. for (int j = 0; j < paramsNum; j++)
  580. {
  581. param_array[j][num] = dt.Rows[i][param[j]].ToString();
  582. }
  583. dt.Rows.RemoveAt(i);
  584. num++;
  585. }
  586. }
  587. BatchInsertDataTable(sql[0], param, param_array);
  588. }
  589. }
  590. sb.Clear();
  591. sb.Append("update " + TableName + " set ");
  592. int ColumnCount = dt.Columns.Count;
  593. int RowCount = dt.Rows.Count;
  594. //存数据的参数
  595. List<string[]> Parameter = new List<string[]>();
  596. //存参数名的参数
  597. string[] ParName = new string[ColumnCount];
  598. for (int i = 0; i < ColumnCount; i++)
  599. {
  600. ParName[i] = dt.Columns[i].ColumnName;
  601. if (i == dt.Columns.Count - 1)
  602. sb.Append(dt.Columns[i].ColumnName + "=:" + dt.Columns[i].ColumnName);
  603. else
  604. sb.Append(dt.Columns[i].ColumnName + "=:" + dt.Columns[i].ColumnName + ",");
  605. }
  606. sb.Append(" where " + ID + " =:" + ID);
  607. //先添加参数
  608. Parameter.Add(ParName);
  609. //添加参数的具体内容
  610. for (int i = 0; i < ColumnCount; i++)
  611. {
  612. string[] par = new string[RowCount];
  613. for (int j = 0; j < RowCount; j++)
  614. {
  615. par[j] = dt.Rows[j][i].ToString();
  616. }
  617. Parameter.Add(par);
  618. }
  619. BatchInsert(sb.ToString(), Parameter.ToArray());
  620. }
  621. /// <summary>
  622. /// 获取DbFind的数据的DataTable的结构
  623. /// </summary>
  624. /// <param name="field"></param>
  625. /// <param name="caller"></param>
  626. /// <returns></returns>
  627. public DataTable GetDbFindDataTable(string field, string caller)
  628. {
  629. string sql = "select * from dbfindsetui where ds_caller='" + caller + "' and ds_whichui='" + field + "'";
  630. DataTable dt = (DataTable)ExecuteSql(sql, "select");
  631. if (dt.Rows.Count != 0)
  632. {
  633. //通过#号分割字段
  634. string[] dbfield = dt.Rows[0]["ds_findtoui"].ToString().Split('#');
  635. string[] cnfield = dt.Rows[0]["ds_dbcaption"].ToString().Split('#');
  636. //获取查询要查询的Table
  637. string dbtable = dt.Rows[0]["ds_tables"].ToString();
  638. //拼接查询的字段
  639. for (int i = 0; i < dbfield.Length; i++)
  640. {
  641. dbfield[i] = dbfield[i].Split(',')[0];
  642. }
  643. //新建一个空的DataTable
  644. DataTable dt1 = new DataTable();
  645. //往空的DataTable添加结构,ColumnName是中文,Caption是实际的字段名称
  646. for (int i = 0; i < cnfield.Length; i++)
  647. {
  648. dt1.Columns.Add(cnfield[i]);
  649. dt1.Columns[i].Caption = dbfield[i];
  650. }
  651. //返回一个带有结构的空的DataTable
  652. // DbFind.BindTable1 = dbtable;
  653. return dt1;
  654. }
  655. else
  656. {
  657. return null;
  658. }
  659. }
  660. /// <summary>
  661. /// 获取配置列表中的数据,支持DaatList,Form,DetailGrid
  662. /// </summary>
  663. /// <param name="Caller"></param>
  664. /// <param name="Type"></param>
  665. /// <param name="condition"></param>
  666. /// <returns></returns>
  667. public DataTable GetConfigureData(string Caller, string Type, string condition)
  668. {
  669. DataTable dt = new DataTable();
  670. //用于拼接SQL语句
  671. StringBuilder Sql = new StringBuilder();
  672. //用于设置不同Type时设置对应表的字段
  673. string getField = "";
  674. string getCaption = "";
  675. string getTable = "";
  676. switch (Type.ToUpper())
  677. {
  678. case "DATALIST":
  679. getField = "dld_field"; getCaption = "dld_caption"; getTable = "dld_table";
  680. Sql.Append("select * from datalistdetail where dld_caller='" + Caller + "'");
  681. break;
  682. case "FORM":
  683. getField = "fd_field"; getCaption = "fd_caption"; getTable = "fd_table";
  684. Sql.Append("select * from formdetail where fd_foid=( select fo_id from form where fo_caller='" + Caller + "')");
  685. break;
  686. case "DETAILGRID":
  687. getField = "dg_field"; getCaption = "dg_caption"; getTable = "dg_table";
  688. Sql.Append("select * from detailgrid where dg_caller='" + Caller + "'");
  689. break;
  690. }
  691. command = new OracleCommand(Sql.ToString(), connection);
  692. OracleDataAdapter ad = new OracleDataAdapter(command);
  693. ad.Fill(dt);
  694. //清除掉之前的内容重新拼接
  695. Sql.Clear();
  696. Sql.Append("select ");
  697. string[] field = new string[dt.Rows.Count];
  698. string[] caption = new string[dt.Rows.Count];
  699. DataTable dt1 = new DataTable();
  700. //记录描述和字段名称
  701. foreach (DataRow dr in dt.Rows)
  702. {
  703. field[dt.Rows.IndexOf(dr)] = dr[getCaption].ToString();
  704. caption[dt.Rows.IndexOf(dr)] = dr[getField].ToString();
  705. Sql.Append(dr[getField] + ",");
  706. }
  707. //调用substring是为了去除之前拼接多出来的一个逗号
  708. string sql = Sql.Remove(Sql.Length - 1, 1).ToString() + " from " + dt.Rows[0][getTable] + " where " + condition;
  709. //调用一个新的构造DataTable用来存放返回的数据
  710. dt1 = (DataTable)ExecuteSql(sql, "select");
  711. //给DataTable加上列名和描述,列名是中文字段,描述是数据库实际的字段名称
  712. for (int i = 0; i < field.Length; i++)
  713. {
  714. dt1.Columns[i].ColumnName = field[i];
  715. dt1.Columns[i].Caption = caption[i];
  716. }
  717. //返回的第一条数据是SQL,后面的是实际的列名
  718. command.Dispose();
  719. return dt1;
  720. }
  721. /// <summary>
  722. /// 查询配置的字段,Type是查询DataList,Form还是DetailGrid
  723. /// </summary>
  724. /// <param name="Caller"></param>
  725. /// <param name="Type"></param>
  726. /// <returns></returns>
  727. public DataTable GetConfigureData(string Caller, string Type)
  728. {
  729. DataTable dt = new DataTable();
  730. //用于拼接SQL语句
  731. StringBuilder Sql = new StringBuilder();
  732. //用于设置不同Type时设置对应表的字段
  733. string getField = "";
  734. string getCaption = "";
  735. string getTable = "";
  736. switch (Type.ToUpper())
  737. {
  738. case "DATALIST":
  739. getField = "dld_field"; getCaption = "dld_caption"; getTable = "dld_table";
  740. Sql.Append("select * from datalistdetail where dld_caller='" + Caller + "'");
  741. break;
  742. case "FORM":
  743. getField = "fd_field"; getCaption = "fd_caption"; getTable = "fd_table";
  744. Sql.Append("select * from formdetail where fd_foid=( select fo_id from form where fo_caller='" + Caller + "')");
  745. break;
  746. case "DETAILGRID":
  747. getField = "dg_field"; getCaption = "dg_caption"; getTable = "dg_table";
  748. Sql.Append("select * from detailgrid where dg_caller='" + Caller + "'");
  749. break;
  750. }
  751. command = new OracleCommand(Sql.ToString(), connection);
  752. OracleDataAdapter ad = new OracleDataAdapter(command);
  753. ad.Fill(dt);
  754. //清除掉之前的内容重新拼接
  755. Sql.Clear();
  756. Sql.Append("select ");
  757. //用于记录实际的列名,+1的目的是为了存放SQL
  758. string[] field = new string[dt.Rows.Count];
  759. string[] caption = new string[dt.Rows.Count];
  760. DataTable dt1 = new DataTable();
  761. foreach (DataRow dr in dt.Rows)
  762. {
  763. field[dt.Rows.IndexOf(dr)] = dr[getCaption].ToString();
  764. caption[dt.Rows.IndexOf(dr)] = dr[getField].ToString();
  765. Sql.Append(dr[getField] + ",");
  766. }
  767. string sql = Sql.Remove(Sql.Length - 1, 1).ToString() + " from " + dt.Rows[0][getTable];
  768. dt1 = (DataTable)ExecuteSql(sql, "select");
  769. //设置DataTable的列名和描述
  770. for (int i = 0; i < field.Length; i++)
  771. {
  772. dt1.Columns[i].ColumnName = field[i];
  773. dt1.Columns[i].Caption = caption[i];
  774. }
  775. ad.Dispose();
  776. command.Dispose();
  777. return dt1;
  778. }
  779. /// <summary>
  780. /// 检测内容是否存在
  781. /// </summary>
  782. /// <param name="TableName"></param>
  783. /// <param name="Condition"></param>
  784. /// <returns></returns>
  785. public bool CheckExist(string TableName, string Condition)
  786. {
  787. string sql = "select count(1) from " + TableName + " where " + Condition;
  788. command = new OracleCommand(sql, connection);
  789. OracleDataAdapter ad = new OracleDataAdapter(command);
  790. DataTable dt = new DataTable();
  791. ad.Fill(dt);
  792. if (int.Parse(dt.Rows[0][0].ToString()) > 0)
  793. {
  794. command.Dispose();
  795. ad.Dispose();
  796. return true;
  797. }
  798. else
  799. {
  800. command.Dispose();
  801. ad.Dispose();
  802. return false;
  803. }
  804. }
  805. /// <summary>
  806. /// 直接执行SQL,同时传入SQL的类型
  807. /// </summary>
  808. /// <param name="SQL"></param>
  809. /// <param name="Type"></param>
  810. /// <returns></returns>
  811. public object ExecuteSql(string SQL, string Type, params object[] names)
  812. {
  813. object result = null;
  814. command = new OracleCommand(SQL, connection);
  815. Console.WriteLine(SQL);
  816. //用来拼接参数的
  817. if (names.Length > 0)
  818. {
  819. string[] par = SQL.Split(':');
  820. //用来存参数的数组
  821. StringBuilder[] addpar = new StringBuilder[par.Length - 1];
  822. for (int i = 0; i < par.Length - 1; i++)
  823. {
  824. //新建一个char类型的数组用来存储每个字节的变量
  825. char[] c = par[i + 1].ToCharArray();
  826. addpar[i] = new StringBuilder();
  827. for (int j = 0; j < c.Length; j++)
  828. {
  829. if (c[j] != ' ' && c[j] != ',' && c[j] != ')')
  830. {
  831. addpar[i].Append(c[j]);
  832. }
  833. else
  834. {
  835. break;
  836. }
  837. }
  838. }
  839. for (int i = 0; i < addpar.Length; i++)
  840. {
  841. command.Parameters.Add(new OracleParameter(addpar[i].ToString(), OracleDbType.Varchar2, names[i], ParameterDirection.Input));
  842. }
  843. }
  844. switch (Type.ToUpper())
  845. {
  846. case "SELECT":
  847. try
  848. {
  849. result = new DataTable();
  850. OracleDataAdapter ad = new OracleDataAdapter(command);
  851. ad.Fill((DataTable)result);
  852. ad.Dispose();
  853. }
  854. catch (Exception)
  855. {
  856. connection = new OracleConnection(DBConnectionString);
  857. connection.Open();
  858. command.Connection = connection;
  859. result = new DataTable();
  860. OracleDataAdapter ad = new OracleDataAdapter(command);
  861. ad.Fill((DataTable)result);
  862. ad.Dispose();
  863. }
  864. break;
  865. case "DELETE":
  866. result = command.ExecuteNonQuery();
  867. break;
  868. case "UPDATE":
  869. result = command.ExecuteNonQuery();
  870. break;
  871. case "INSERT":
  872. command.ExecuteNonQuery();
  873. break;
  874. }
  875. command.Dispose();
  876. return result;
  877. }
  878. /// <summary>
  879. /// 为了同步BS端的条码维护,检测时允许问号的存在,在检测时默认将问号换成:Param参数
  880. /// </summary>
  881. /// <param name="SQL"></param>
  882. public bool CheckSQL(string SQL, out string ErrorMessage)
  883. {
  884. ErrorMessage = "";
  885. try
  886. {
  887. SQL = SQL.Replace("?", ":Param");
  888. command = new OracleCommand(SQL, connection);
  889. command.ExecuteNonQuery();
  890. command.Dispose();
  891. return true;
  892. }
  893. catch (Exception e)
  894. {
  895. command.Dispose();
  896. ErrorMessage = e.Message;
  897. return false;
  898. }
  899. }
  900. public int GetDistinctRowCount(string TableName, string Field)
  901. {
  902. DataTable dt = new DataTable();
  903. string sql = "select distinct count('" + Field + "') from " + TableName;
  904. OracleDataAdapter ad = new OracleDataAdapter(new OracleCommand(sql, connection));
  905. ad.Fill(dt);
  906. command.Dispose();
  907. return int.Parse(dt.Rows[0][0].ToString());
  908. }
  909. /// <summary>
  910. /// 根据Caller获取流水号
  911. /// </summary>
  912. /// <param name="Caller"></param>
  913. /// <returns></returns>
  914. public string GetSerialNumberByCaller(string Caller)
  915. {
  916. string SerialNumber = getFieldDataByCondition("MaxNumbers", "mn_number", "mn_tablename='" + Caller + "'").ToString();
  917. UpdateByCondition("MaxNumbers", "mn_number=mn_number+1", "mn_tablename='" + Caller + "'");
  918. return SerialNumber;
  919. }
  920. /// <summary>
  921. /// 根据主键ID删除表的数据
  922. /// </summary>
  923. /// <param name="TableName">表名</param>
  924. /// <param name="ID">主键</param>
  925. /// <param name="DeleteID">需要删除主键ID的数组</param>
  926. public void DeleteDataByID(string TableName, string ID, string[] DeleteID)
  927. {
  928. string sql = "delete from " + TableName + " where " + ID + " =:DeleteID";
  929. command = new OracleCommand(sql, connection);
  930. command.ArrayBindCount = DeleteID.Length;
  931. command.Parameters.Add(new OracleParameter("DeleteID", OracleDbType.Long, DeleteID, ParameterDirection.Input));
  932. command.ExecuteNonQuery();
  933. command.Dispose();
  934. }
  935. /// <summary>
  936. /// 通过序列的名称获取序列
  937. /// </summary>
  938. /// <param name="SeqName"></param>
  939. /// <returns></returns>
  940. public string GetSEQ(string SeqName)
  941. {
  942. DataTable dt = new DataTable();
  943. dt = (DataTable)ExecuteSql("SELECT " + SeqName + ".NEXTVAL FROM DUAL", "select");
  944. return dt.Rows[0][0].ToString();
  945. }
  946. /// <summary>
  947. /// 批量通过SQL来执行插入操作 ,参数的第一个数一个string[]数组,用来传递需要添加的参数的名称
  948. /// 之后的是名称参数数组对应的 ,所有的插入参数数据长度必须是一致的
  949. /// </summary>
  950. /// <param name="sql"></param>
  951. /// <param name="names"></param>
  952. public void BatchInsert(string sql, params object[][] names)
  953. {
  954. command = new OracleCommand(sql, connection);
  955. command.ArrayBindCount = names[1].Length;
  956. //因为第一个数组保存的是参数的名称,所以循环从1而不是0开始
  957. //将第一个数组的下标固定为0作为循环添加的参数的名称
  958. //因为第一个数组保存的是参数的名称,所以循环从1而不是0开始
  959. //将第一个数组的下标固定为0作为循环添加的参数的名称
  960. for (int i = 1; i <= names[0].Length; i++)
  961. {
  962. if (names[0][i - 1].ToString().ToUpper().Contains("DATE") && !names[0][i - 1].ToString().ToUpper().Contains("DATECODE"))
  963. {
  964. DateTime[] time = new DateTime[names[i].Length];
  965. try
  966. {
  967. for (int j = 0; j < names[i].Length; j++)
  968. {
  969. time[j] = Convert.ToDateTime(names[i][j]);
  970. }
  971. command.Parameters.Add(new OracleParameter(names[0][i - 1].ToString(), OracleDbType.Date, time, ParameterDirection.Input));
  972. }
  973. catch (Exception)
  974. {
  975. command.Parameters.Add(new OracleParameter(names[0][i - 1].ToString(), OracleDbType.Varchar2, names[i], ParameterDirection.Input));
  976. }
  977. }
  978. else
  979. {
  980. command.Parameters.Add(new OracleParameter(names[0][i - 1].ToString(), OracleDbType.Varchar2, names[i], ParameterDirection.Input));
  981. }
  982. }
  983. command.ExecuteNonQuery();
  984. command.Dispose();
  985. }
  986. public void BatchInsertDataTable(string sql, string[] param, params object[][] param1)
  987. {
  988. command = new OracleCommand(sql, connection);
  989. command.ArrayBindCount = param1[0].Length;
  990. //因为第一个数组保存的是参数的名称,所以循环从1而不是0开始
  991. //将第一个数组的下标固定为0作为循环添加的参数的名称
  992. for (int i = 0; i < param.Length; i++)
  993. {
  994. command.Parameters.Add(new OracleParameter(param[i].ToString(), OracleDbType.Varchar2, param1[i], ParameterDirection.Input));
  995. }
  996. command.ExecuteNonQuery();
  997. command.Dispose();
  998. }
  999. /// <summary>
  1000. /// 查询DataList配置的字段
  1001. /// </summary>
  1002. /// <param name="TableName"></param>
  1003. /// <param name="Caller"></param>
  1004. /// <returns></returns>
  1005. public string GetDataList(string TableName, string Caller)
  1006. {
  1007. DataTable dt = new DataTable();
  1008. string SQL = " select listagg(dld_field,',') within group (order by dld_id) from datalistdetail where dld_caller='" + Caller + "'";
  1009. command = new OracleCommand(SQL, connection);
  1010. OracleDataAdapter ad = new OracleDataAdapter(command);
  1011. ad.Fill(dt);
  1012. command.Dispose();
  1013. return dt.Rows[0][0].ToString();
  1014. }
  1015. /// <summary>
  1016. /// 取Configs表中的配置,进行该客户是否执行某个操作
  1017. /// </summary>
  1018. /// <param name="Code"></param>
  1019. /// <param name="Caller"></param>
  1020. /// <returns></returns>
  1021. public object GetConfig(string Code, string Caller)
  1022. {
  1023. DataTable dt = new DataTable();
  1024. string sql = "select * from configs where code='" + Code + "' and caller='" + Caller + "'";
  1025. dt = (DataTable)ExecuteSql(sql, "select");
  1026. if (dt.Rows.Count == 0)
  1027. {
  1028. return "";
  1029. }
  1030. else
  1031. {
  1032. return dt.Rows[0]["Data"];
  1033. }
  1034. }
  1035. //将数据类型的列类型转换为DataTable
  1036. public DataTable DataTypeColumnToDataTable(DataTable dt)
  1037. {
  1038. DataTable dt1 = new DataTable();
  1039. dt1.Rows.Add();
  1040. foreach (DataRow dr in dt.Rows)
  1041. {
  1042. dt1.Columns.Add(dr[0].ToString());
  1043. int index = dt.Rows.IndexOf(dr);
  1044. if (dr[1].ToString() == "NUMBER")
  1045. {
  1046. dt1.Rows[0][index] = 0;
  1047. }
  1048. if (dr[1].ToString() == "VARCHAR2")
  1049. {
  1050. dt1.Rows[0][index] = "这是一段文字";
  1051. }
  1052. if (dr[1].ToString() == "DATE")
  1053. {
  1054. dt1.Rows[0][index] = DateTime.Now.ToString("yyyy-MM-dd");
  1055. }
  1056. if (dr[1].ToString() == "FLOAT")
  1057. {
  1058. dt1.Rows[0][index] = 1.0;
  1059. }
  1060. if (dr[1].ToString() == "CLOB")
  1061. {
  1062. dt1.Rows[0][index] = "一段长文字";
  1063. }
  1064. }
  1065. return dt1;
  1066. }
  1067. /// <summary>
  1068. /// 通过条件更新
  1069. /// </summary>
  1070. /// <param name="TableName"></param>
  1071. /// <param name="update"></param>
  1072. /// <param name="condition"></param>
  1073. public void UpdateByCondition(string TableName, string update, string condition)
  1074. {
  1075. string sql = "update " + TableName + " set " + update + " where " + condition;
  1076. command = new OracleCommand(sql, connection);
  1077. command.ExecuteNonQuery();
  1078. command.Dispose();
  1079. }
  1080. /// <summary>
  1081. /// 调用存储过程
  1082. /// </summary>
  1083. /// <param name="ProcedureName"></param>
  1084. /// <param name="param"></param>
  1085. public void CallProcedure(string ProcedureName, ref string[] param)
  1086. {
  1087. command = new OracleCommand(ProcedureName);
  1088. command.Connection = connection;
  1089. command.CommandText = ProcedureName;
  1090. command.CommandType = CommandType.StoredProcedure;
  1091. for (int i = 0; i < param.Length; i++)
  1092. command.Parameters.Add(new OracleParameter(param[i].ToString(), OracleDbType.Varchar2, 1000, param[i], ParameterDirection.InputOutput));
  1093. try
  1094. {
  1095. command.ExecuteNonQuery();
  1096. }
  1097. catch (Exception)
  1098. {
  1099. command.Connection = new OracleConnection(DBConnectionString);
  1100. command.Connection.Open();
  1101. command.ExecuteNonQuery();
  1102. }
  1103. for (int i = 0; i < command.Parameters.Count; i++)
  1104. param[i] = command.Parameters[i].Value.ToString();
  1105. command.Dispose();
  1106. }
  1107. /// <summary>
  1108. /// 调用存储过程
  1109. /// </summary>
  1110. /// <param name="ProcedureName"></param>
  1111. /// <param name="param"></param>
  1112. public void CallProcedure(string ProcedureName, DataTable upload)
  1113. {
  1114. StringBuilder sql = new StringBuilder();
  1115. sql.Append("declare barcode BarCodeUpload_arr;begin barcode:=BarCodeUpload_arr(");
  1116. for (int i = 0; i < upload.Rows.Count; i++)
  1117. {
  1118. //特殊语句,传递回拼接的ID给到跟新本地数据
  1119. sql.Append("BarCodeUpload(");
  1120. for (int j = 0; j < upload.Columns.Count; j++)
  1121. {
  1122. sql.Append("'" + upload.Rows[i][j].ToString() + "',");
  1123. }
  1124. sql.Remove(sql.Length - 1, 1);
  1125. sql.Append("),");
  1126. }
  1127. sql.Remove(sql.Length - 1, 1);
  1128. sql.Append(");sp_uploadbarcode(barcode);END;");
  1129. command = new OracleCommand();
  1130. command.Connection = connection;
  1131. command.CommandText = sql.ToString();
  1132. try
  1133. {
  1134. command.ExecuteNonQuery();
  1135. }
  1136. catch (Exception)
  1137. {
  1138. connection = new OracleConnection(DBConnectionString);
  1139. connection.Open();
  1140. command.Connection = connection;
  1141. command.ExecuteNonQuery();
  1142. }
  1143. command.Dispose();
  1144. }
  1145. /// <summary>
  1146. /// 出现异常进行回滚的执行方法
  1147. /// </summary>
  1148. /// <param name="SQL"></param>
  1149. public void ExecuteSQLTran(params string[] SQL)
  1150. {
  1151. OracleTransaction tx = connection.BeginTransaction();
  1152. command = new OracleCommand();
  1153. command.Connection = connection;
  1154. command.Transaction = tx;
  1155. try
  1156. {
  1157. foreach (string sql in SQL)
  1158. {
  1159. if (!String.IsNullOrEmpty(sql))
  1160. {
  1161. command.CommandText = sql;
  1162. command.ExecuteNonQuery();
  1163. }
  1164. }
  1165. tx.Commit();
  1166. }
  1167. catch (OracleException E)
  1168. {
  1169. tx.Rollback();
  1170. throw new Exception(E.Message);
  1171. }
  1172. }
  1173. /// <summary>
  1174. /// 用于将string 的数组转换成SQL的查询内容
  1175. /// </summary>
  1176. /// <param name="Fields"></param>
  1177. /// <returns></returns>
  1178. private string AddField(string[] Fields)
  1179. {
  1180. string sql = " ";
  1181. foreach (string field in Fields)
  1182. {
  1183. sql += field + ",";
  1184. }
  1185. return sql.Substring(0, sql.Length - 1);
  1186. }
  1187. /// <summary>
  1188. /// 通过查询的内容获取到字段的描述
  1189. /// </summary>
  1190. /// <param name="field"></param>
  1191. /// <returns></returns>
  1192. private static string[] GetCaptionFromField(string field)
  1193. {
  1194. string[] caption = field.Split(',');
  1195. for (int i = 0; i < caption.Length; i++)
  1196. {
  1197. caption[i] = caption[i].Substring(0, caption[i].LastIndexOf("as")).Trim();
  1198. }
  1199. return caption;
  1200. }
  1201. /// <summary>
  1202. /// 通过查询的语句获取查询的字段
  1203. /// </summary>
  1204. /// <param name="field"></param>
  1205. /// <returns></returns>
  1206. private static string[] GetField(string field)
  1207. {
  1208. string[] fields = field.Split(',');
  1209. for (int i = 0; i < fields.Length; i++)
  1210. {
  1211. fields[i] = fields[i].Substring(fields[i].LastIndexOf("as") + 2, fields[i].Length - fields[i].LastIndexOf("as") - 2).Trim();
  1212. }
  1213. return fields;
  1214. }
  1215. public static string[] GetParamFromSQL(string SQL)
  1216. {
  1217. string[] par = SQL.Split(':');
  1218. //用来存参数的数组
  1219. StringBuilder[] addpar = new StringBuilder[par.Length - 1];
  1220. string[] param = new string[par.Length - 1];
  1221. for (int i = 0; i < par.Length - 1; i++)
  1222. {
  1223. //新建一个char类型的数组用来存储每个字节的变量
  1224. char[] c = par[i + 1].ToCharArray();
  1225. addpar[i] = new StringBuilder();
  1226. for (int j = 0; j < c.Length; j++)
  1227. {
  1228. if (c[j] != ' ' && c[j] != ',' && c[j] != ')')
  1229. {
  1230. addpar[i].Append(c[j]);
  1231. }
  1232. else
  1233. {
  1234. break;
  1235. }
  1236. }
  1237. }
  1238. for (int i = 0; i < par.Length - 1; i++)
  1239. {
  1240. param[i] = addpar[i].ToString();
  1241. }
  1242. return param;
  1243. }
  1244. }
  1245. }