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@@ -0,0 +1,435 @@
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+using System;
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+using System.Collections;
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+using System.Collections.Generic;
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+using System.Data;
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+using System.Data.Odbc;
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+using System.Data.OracleClient;
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+using XmlDucumentAnalysis;
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+
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+namespace DataPumpWindowsService
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+{
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+ public class OdbcHelper
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+ {
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+ private string _message = "";//返回信息
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+ public OdbcConnection _con_SQL;//连接对象
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+
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+ public string Message { get { return _message; } }
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+
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+ public OdbcHelper(string connecteString)
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+ {
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+ _con_SQL = new OdbcConnection(connecteString);
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+ }
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+
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+ #region 命令、事务、连接
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+ /// <summary>
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+ /// 创建命令对象
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+ /// </summary>
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+ /// <returns></returns>
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+ private OdbcCommand CreateCommand()
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+ {
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+ OdbcCommand cmdObj = _con_SQL.CreateCommand();
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+ cmdObj.CommandTimeout = int.MaxValue;
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+ return cmdObj;
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+ }
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+
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+ /// <summary>
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+ /// 打开连接
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+ /// </summary>
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+ /// <returns></returns>
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+ public bool OpenConnection()
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+ {
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+ //检测连接是否已打开
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+ if (_con_SQL.State == System.Data.ConnectionState.Open)
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+ return true;
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+ try
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+ {
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+ _con_SQL.Open();
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return false;
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+ }
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+
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+ //检测连接状态
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+ if (_con_SQL.State != System.Data.ConnectionState.Open)
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+ {
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+ _message = "打开连接失败";
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+ return false;
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+ }
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+ return true;
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+ }
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+
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+ /// <summary>
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+ /// 关闭连接
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+ /// </summary>
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+ /// <returns></returns>
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+ public bool CloseConnection()
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+ {
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+ if (_con_SQL.State == System.Data.ConnectionState.Closed)
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+ return true;
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+
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+ try
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+ {
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+ _con_SQL.Close();
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return false;
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+ }
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+
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+ if (_con_SQL.State != System.Data.ConnectionState.Closed)
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+ {
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+ _message = "关闭连接失败";
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+ return false;
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+ }
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+ return true;
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+ }
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+ #endregion
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+
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+ #region 执行无返回值的sql语句
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+ /// <summary>
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+ /// 执行无返回值的sql语句
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+ /// </summary>
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+ /// <param name="commandString"></param>
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+ /// <returns></returns>
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+ public bool ExecuteNonQuery(string commandString)
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+ {
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+ //打开连接失败，不执行查询
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+ if (!OpenConnection())
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+ return false;
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = commandString;
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+ cmdObj.ExecuteNonQuery();
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+ }
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+ catch (Exception ex)
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+ {
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+ CloseConnection();
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ Log.Debug("ex:" + commandString);
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+ return false;
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+ }
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+ CloseConnection();
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+ return true;
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+ }
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+ #endregion
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+
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+ #region 执行返回值的sql
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+ /// <summary>
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+ /// 执行返回值的sql
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+ /// </summary>
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+ /// <param name="commandString"></param>
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+ /// <returns></returns>
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+ public object ExecuteResult(string commandString)
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+ {
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+ object reobj = null;
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+
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+ //打开连接失败，不执行查询
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+ if (!OpenConnection()) return reobj;
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+
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = commandString;
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+ reobj = cmdObj.ExecuteScalar();
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ return reobj;
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+ }
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+ #endregion
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+
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+ #region 执行sql命令组
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+ /// <summary>
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+ /// 执行sql命令组
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+ /// </summary>
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+ /// <param name="arrSql"></param>
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+ /// <returns></returns>
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+ public bool ExecuteSqls(ArrayList arrSql)
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+ {
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+ if (!OpenConnection()) return false;
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+
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ foreach (var sql in arrSql)
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+ {
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+ cmdObj.CommandText = sql.ToString();
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+ cmdObj.ExecuteNonQuery();
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+ }
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return false;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ return true;
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+ }
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+ #endregion
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+
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+ #region 事务控制执行sql命令组
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+ /// <summary>
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+ /// 事务控制执行sql命令组
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+ /// </summary>
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+ /// <param name="arrSql"></param>
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+ /// <returns></returns>
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+ public bool ExecuteSqlByAffair(ArrayList arrSql)
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+ {
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+ if (!OpenConnection()) return false;
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+ OdbcTransaction transObj = _con_SQL.BeginTransaction();//开始事务操作
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.Transaction = transObj;//指定command的事务对象
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+ foreach (var sql in arrSql)
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+ {
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+ cmdObj.CommandText = sql.ToString();
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+ cmdObj.ExecuteNonQuery();
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+ }
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+ transObj.Commit();
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+ }
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+ catch (Exception ex)
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+ {
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+ transObj.Rollback();
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ foreach (var sql in arrSql)
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+ {
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+ Log.Debug("ex:" + sql);
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+ }
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+ return false;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ return true;
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+ }
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+
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+ /// <summary>
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+ /// 事务控制执行sql命令组
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+ /// </summary>
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+ /// <param name="dicSql"></param>
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+ /// <returns></returns>
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+ public bool ExecuteSqlsByAffair(Dictionary<string, string> dicSql)
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+ {
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+ if (!OpenConnection())
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+ return false;
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+ OdbcTransaction transObj = _con_SQL.BeginTransaction();
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+ string sqlPath = string.Empty;
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.Transaction = transObj;
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+ foreach (var item in dicSql)
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+ {
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+ sqlPath = item.Key;
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+ string[] commands = System.Text.RegularExpressions.Regex.Split(item.Value + " ",
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+ "[ |\r\n]go[ |\r\n]", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
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+ foreach (string sql in commands)
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+ if (sql.Trim().Length > 0)
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+ {
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+ cmdObj.CommandText = sql;
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+ cmdObj.ExecuteNonQuery();
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+ }
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+ }
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+ transObj.Commit();
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+ }
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+ catch (Exception ex)
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+ {
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+ transObj.Rollback();
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+ _message = string.Format("执行 {0} 出错；\r\n", sqlPath);
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+ _message += ex.Message;
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+ Log.Debug(_message);
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+ return false;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ return true;
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+ }
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+
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+ /// <summary>
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+ /// 事务控制执行sql命令组
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+ /// </summary>
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+ /// <param name="dicSql">sql命令组</param>
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+ /// <param name="dicRecord">返回的日志</param>
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+ /// <returns></returns>
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+ public bool ExecuteSqlsByAffair(Dictionary<string, string> dicSql, ref Dictionary<string, string> dicRecord)
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+ {
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+ if (!OpenConnection()) return false;
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+ OdbcTransaction transObj = _con_SQL.BeginTransaction();
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+ string sqlPath = string.Empty;
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+ try
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+ {
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.Transaction = transObj;
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+ foreach (var item in dicSql)
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+ {
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+ sqlPath = item.Key;
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+ string[] commands = System.Text.RegularExpressions.Regex.Split(item.Value + " ",
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+ "[ |\r\n]go[ |\r\n]", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
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+ foreach (string sql in commands)
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+ if (sql.Trim().Length > 0)
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+ {
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+ cmdObj.CommandText = sql;
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+ cmdObj.ExecuteNonQuery();
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+ }
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+
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+ if (dicRecord != null)
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+ dicRecord.Add(sqlPath, DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss", System.Globalization.DateTimeFormatInfo.InvariantInfo));
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+ }
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+ transObj.Commit();
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = string.Format("执行{0}出错:\r\n", sqlPath);
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+ _message += ex.Message;
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+ Log.Debug(_message);
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+ try { transObj.Rollback(); }
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+ catch { }
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+ return false;
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+ }
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+ return true;
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+ }
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+ #endregion
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+
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+ #region 获取数据表
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+ /// <summary>
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+ /// 获取数据表
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+ /// </summary>
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+ /// <param name="sql"></param>
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+ /// <returns></returns>
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+ public DataTable GetDataTable(string sql)
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+ {
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+ Log.Debug(sql);
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+ if (!OpenConnection()) return null;
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+ try
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+ {
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+ DataTable dt = new DataTable();
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = sql;
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+ OdbcDataAdapter daObj = new OdbcDataAdapter(cmdObj);
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+ daObj.Fill(dt);
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+ return dt;
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ Log.Debug("ex:" + sql);
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+ return null;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ }
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+
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+ /// <summary>
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+ /// 获取数据表
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+ /// </summary>
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+ /// <param name="sql"></param>
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+ /// <param name="tableName"></param>
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+ /// <returns></returns>
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+ public DataTable GetDataTable(string sql, string tableName)
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+ {
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+ if (!OpenConnection()) return null;
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+ try
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+ {
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+ DataTable dt = new DataTable();
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = sql;
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+ OdbcDataAdapter daObj = new OdbcDataAdapter(cmdObj);
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+ daObj.Fill(dt);
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+ dt.TableName = tableName;
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+ return dt;
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return null;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ }
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+
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+ public DataTable GetDataTable(string sql, string tableName, int currentPage, int pageSize)
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+ {
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+ if (!OpenConnection()) return null;
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+ try
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+ {
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+ DataSet ds = new DataSet();
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = sql;
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+ OdbcDataAdapter daObj = new OdbcDataAdapter(cmdObj);
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+ daObj.Fill(ds, (currentPage - 1) * pageSize, pageSize, tableName);
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+ return ds.Tables[0];
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return null;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ }
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+ #endregion
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+
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+ #region 获取数据集
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+ /// <summary>
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+ /// 获取数据集
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+ /// </summary>
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+ /// <param name="sql"></param>
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+ /// <returns></returns>
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+ public DataSet GetDataSet(string sql)
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+ {
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+ if (!OpenConnection()) return null;
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+ try
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+ {
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+ DataSet ds = new DataSet();
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+ OdbcCommand cmdObj = CreateCommand();
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+ cmdObj.CommandText = sql;
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+ OdbcDataAdapter daObj = new OdbcDataAdapter(cmdObj);
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+ daObj.Fill(ds);
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+ return ds;
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+ }
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+ catch (Exception ex)
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+ {
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+ _message = ex.Message;
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+ Log.Debug(ex);
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+ return null;
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+ }
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+ finally
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+ {
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+ CloseConnection();
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+ }
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+ }
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+ #endregion
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+ }
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+}
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