converter.cs

可以实现任意数据库之间的数据互导,可以实现任意数据库之间的数据互导

using System;
using System.Collections.Generic;
using System.Text;
using System.Collections;
using System.Data.OracleClient;
using System.Windows.Forms;
using System.Data;

namespace OracelToXml
{
    public class Converter:LC_XMLControl.IThransProtocol
    {
        #region IThransProtocol 成员

        private ArrayList _allres = null;
        public System.Collections.ArrayList allres
        {
            get
            {
                return _allres;
            }
            set
            {
                _allres = (ArrayList)value;
            }
        }

        public void closeDesConnection()
        {
            
        }

        public void closeSourceConnection()
        {
            
        }
        public void createDesContentction(string constr)
        {
            
        }

        public void createSourceContenction(string constr)
        {
            _sourceconnection = null;
            if (_sourceconnection != null) _sourceconnection.Close();
            string[] temp = constr.Split('#');
            string cstr = "";
            int k = 0;
            if (temp.Length > 0)
            {
                for (int i = 0; i < temp.Length; i++)
                {
                    if (temp[i].Trim().ToString() != "")
                    {

                        temp[k++] = temp[i];
                    }
                }
            }
            cstr = "server=" + temp[0] + ";user=" + temp[2] + ";password=" + temp[3];
            try
            {
                _sourceconnection = new OracleConnection(cstr);
                _sourceconnection.Open();
            }
            catch (Exception e)
            {
                MessageBox.Show(e.Message.ToString());
            }
        }
        private int _cursum;
        public int cursum
        {
            get
            {
                return _cursum;
            }
            set
            {
                _cursum=value;
            }
        }
        private object _desconnection;
        public object desconnection
        {
            get
            {
               return _desconnection;
            }
            set
            {
                _desconnection=value;
            }
        }
        private int _dtype;
        public int dtype
        {
            get
            {
                return _dtype ;
            }
            set
            {
                _dtype=value;
            }
        }
        private ArrayList _errorres = null;
        public System.Collections.ArrayList errorres
        {
            get
            {
                return _errorres;
            }
            set
            {
                _errorres=(ArrayList)value;
            }
        }

        public System.Collections.ArrayList getAllDesField(string table)
        {
            return null;
        }

        public System.Collections.ArrayList getAllDesTable()
        {
            return null;
        }

        public System.Collections.ArrayList getAllSourceField(string table)
        {
            ArrayList altemp = new ArrayList();
            OracleCommand cmd = new OracleCommand("select   *   from   user_tab_columns where TABLE_NAME=('" + table + "')");
            cmd.Connection = _sourceconnection;
            OracleDataReader sdr = cmd.ExecuteReader();
            if (sdr.HasRows)
            {
                while (sdr.Read())
                {
                    altemp.Add(sdr["COLUMN_NAME"].ToString());
                }
            }
            sdr.Close();
            return altemp;

        }

        public System.Collections.ArrayList getAllSourceTable()
        {
            ArrayList altemp = new ArrayList();
            OracleCommand cmd = new OracleCommand("select * from user_tables");
            cmd.Connection = _sourceconnection;
            OracleDataReader sdr = cmd.ExecuteReader();
            if (sdr.HasRows)
            {
                while (sdr.Read())
                {
                    altemp.Add(sdr["TABLE_NAME"].ToString());
                }
            }
            sdr.Close();
            return altemp;


        }
        private string _info;
        public string info
        {
            get
            {
               return _info;
            }
            set
            {
                _info=value;
            }
        }
        private ArrayList _msg = null;
        public System.Collections.ArrayList msg
        {
            get
            {
                return _msg;
            }
            set
            {
                _msg=(ArrayList)value;
            }
        }

        public System.Data.DataTable sourceToXml(string source, System.Collections.ArrayList allfield)
        {
            string temp = "";
            for (int i = 0; i < allfield.Count; i++)
            {
                temp += allfield[i].ToString() + ",";
            }
            temp = temp.Substring(0, temp.Length - 1);
            OracleCommand cmd = new OracleCommand("select " + temp + " from " + source);
            cmd.Connection = _sourceconnection;
            DataTable dt = new DataTable();
            OracleDataAdapter sda = new OracleDataAdapter(cmd);
            sda.Fill(dt);
            return dt;

        }
        private OracleConnection _sourceconnection;
        public object sourceconnection
        {
            get
            {
                return _sourceconnection;
            }
            set
            {
                _sourceconnection=(OracleConnection)value;
            }
        }

        private string _spliter;
        public string spliter
        {
            get
            {
                return _spliter;
            }
            set
            {
                _spliter=value;
            }
        }
        private int _stype;
        public int stype
        {
            get
            {
                return _stype ;
            }
            set
            {
                _stype=value;
            }
        }

        public void xmlToDes(string des, System.Collections.ArrayList rows, System.Collections.ArrayList field)
        {
            throw new Exception("The method or operation is not implemented.");
        }

        #endregion
    }
}