GetPLC_Data/GetData_PLC/OracleLink.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.OracleClient;
using System.IO;
using System.Linq;
using System.Text;

#pragma warning disable 0618
namespace GetData_PLC
{
  public  class OracleLink
    {

        private static string strCon_jlxt = "data source=orcl;user id=cxc;password=cxc";
        private static string strCon_Dtjk = "data source=TRQSCADA;user id=dtjk;password=Dtjk_123";

        public static void SaveDataTable(string sql, DataTable _TempTable, string strDataBaseName, string strErr)
        {
            // Create a new Oracle command
            OracleCommand command = null;
            string ConnectionStrings = "";
            if (strDataBaseName == "JLXT") ConnectionStrings = strCon_jlxt;
            if (strDataBaseName == "DTJK") ConnectionStrings = strCon_Dtjk;
            try
            {
                //Create a connection
                using (OracleConnection connection = new OracleConnection(ConnectionStrings))
                {
                    command = new OracleCommand(sql, connection);
                    OracleDataAdapter adapter = new OracleDataAdapter(command);
                    OracleCommandBuilder cb = new OracleCommandBuilder(adapter);
                    adapter.Update(_TempTable);
                    strErr = "";
                    //return _TempTable;

                }
            }
            catch (Exception ex)
            {

                strErr = " oracle保存表格错误！" + ex.Message;
             
            }

        }

        public static string getStationName(string strID)
        {
            DataTable dtStation = new DataTable();
            dtStation = ExecuteDataTable("select * from SYS_ORGANISE where ORG_ID='" + strID + "'", "JLXT", "");
            if (dtStation.Rows.Count > 0)
            {
                return dtStation.Rows[0]["ORG_NAME"].ToString();
            }
            else
            {
                return "";
            }

        }
        public static string getStationName(string strID,ref string strDeptID)
        {
            DataTable dtStation = new DataTable();
            dtStation = ExecuteDataTable("select * from SYS_ORGANISE where ORG_ID='" + strID + "'", "JLXT", "");
            if (dtStation.Rows.Count > 0)
            {
                strDeptID = dtStation.Rows[0]["PARENT_ORG_ID"].ToString();
                return dtStation.Rows[0]["ORG_NAME"].ToString();
            }
            else
            {
                return "";
            }

        }
        public static string getDeptID(string strID)
        {
            DataTable dtStation = new DataTable();
            dtStation = ExecuteDataTable("select * from SYS_ORGANISE where ORG_ID='" + strID + "'", "JLXT", "");
            if (dtStation.Rows.Count > 0)
            {
                return dtStation.Rows[0]["PARENT_ORG_ID"].ToString();
            }
            else
            {
                return "";
            }

        }
     
        public static DataTable ExecuteDataTable(string sql,string strDataBaseName,string strError)
        {
            // Create a new Oracle command
            OracleCommand command = null;
            string ConnectionStrings="";


            if (strDataBaseName == "JLXT") ConnectionStrings = strCon_jlxt;
            if (strDataBaseName == "DTJK") ConnectionStrings = strCon_Dtjk;

            try
            {
                //Create a connection
                using (OracleConnection connection = new OracleConnection(ConnectionStrings))
                {
                    command = new OracleCommand(sql, connection);
                    OracleDataAdapter adapter = new OracleDataAdapter(command);
                    DataSet ds = new DataSet();
                    //System.Threading.Thread.Sleep(10)
                    adapter.Fill(ds);


                    //if(ds.Tables.Count<1) 
                    //    return;
                    DataTable dt = ds.Tables[0].Copy();
                    ds.Dispose();
                    strError = "";
                    return dt;

                }
            }
            catch (Exception ex)
            {

                strError = " oracle查询表格出错！" + ex.Message;
                return null;
            }

        }

        public static int ExecuteNonQuery(string sql, string strDataBaseName, string strError)
        {
            string ConnectionStrings = "";


            if (strDataBaseName == "JLXT") ConnectionStrings = strCon_jlxt;
            if (strDataBaseName == "DTJK") ConnectionStrings = strCon_Dtjk;
            using (OracleConnection con = new OracleConnection(ConnectionStrings))
            {
                int Num;
                con.Open();
                OracleCommand cmd = new OracleCommand(sql, con);
                Num = cmd.ExecuteNonQuery();
                con.Close();
                return Num;
            }
        }

        public static void strAppend(string strFilePath, string strMessage)
        {
            using (StreamWriter sw = File.AppendText(strFilePath))
            {
                sw.WriteLine(strMessage);
                sw.Flush();
                sw.Close();
            }
        }


    }
}