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418 lines
16 KiB
418 lines
16 KiB
using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Text; |
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using System.Threading.Tasks; |
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using System.Data; |
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using System.Data.Common; |
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using System.Data.SQLite; |
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namespace Kingo.Plugin.ShapeToKOApp.Helper |
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{ |
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public static class SQLiteHelper |
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{ |
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public static int ExecuteNonQuery(string connectionString, SQLiteCommand cmd) |
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{ |
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int result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, sqliteConnection, ref sqliteTransaction, true, cmd.CommandType, cmd.CommandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = cmd.ExecuteNonQuery(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static int ExecuteNonQuery(string connectionString, string commandText, CommandType commandType) |
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{ |
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int result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, sqliteConnection, ref sqliteTransaction, true, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = sqliteCommand.ExecuteNonQuery(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static int ExecuteNonQuery(string connectionString, string commandText, CommandType commandType, params SQLiteParameter[] cmdParms) |
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{ |
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int result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, sqliteConnection, ref sqliteTransaction, true, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = sqliteCommand.ExecuteNonQuery(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static object ExecuteScalar(string connectionString, SQLiteCommand cmd) |
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{ |
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object result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, sqliteConnection, ref sqliteTransaction, true, cmd.CommandType, cmd.CommandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = cmd.ExecuteScalar(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static object ExecuteScalar(string connectionString, string commandText, CommandType commandType) |
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{ |
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object result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, sqliteConnection, ref sqliteTransaction, true, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = sqliteCommand.ExecuteScalar(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static object ExecuteScalar(string connectionString, string commandText, CommandType commandType, params SQLiteParameter[] cmdParms) |
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{ |
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object result = 0; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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using (SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString)) |
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{ |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, sqliteConnection, ref sqliteTransaction, true, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = sqliteCommand.ExecuteScalar(); |
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sqliteTransaction.Commit(); |
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} |
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catch (Exception ex) |
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{ |
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sqliteTransaction.Rollback(); |
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throw ex; |
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} |
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} |
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return result; |
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} |
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public static DbDataReader ExecuteReader(string connectionString, SQLiteCommand cmd) |
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{ |
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DbDataReader result = null; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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SQLiteConnection conn = new SQLiteConnection(connectionString); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, conn, ref sqliteTransaction, false, cmd.CommandType, cmd.CommandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = cmd.ExecuteReader(CommandBehavior.CloseConnection); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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return result; |
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} |
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public static DbDataReader ExecuteReader(string connectionString, string commandText, CommandType commandType) |
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{ |
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DbDataReader result = null; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteConnection conn = new SQLiteConnection(connectionString); |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, conn, ref sqliteTransaction, false, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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result = sqliteCommand.ExecuteReader(CommandBehavior.CloseConnection); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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return result; |
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} |
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public static DbDataReader ExecuteReader(string connectionString, string commandText, CommandType commandType, params SQLiteParameter[] cmdParms) |
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{ |
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DbDataReader result = null; |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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SQLiteConnection conn = new SQLiteConnection(connectionString); |
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SQLiteCommand sqliteCommand = new SQLiteCommand(); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(sqliteCommand, conn, ref sqliteTransaction, false, commandType, commandText, cmdParms); |
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try |
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{ |
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result = sqliteCommand.ExecuteReader(CommandBehavior.CloseConnection); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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return result; |
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} |
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public static DataSet ExecuteDataSet(string connectionString, SQLiteCommand cmd) |
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{ |
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DataSet dataSet = new DataSet(); |
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SQLiteConnection conn = new SQLiteConnection(connectionString); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, conn, ref sqliteTransaction, false, cmd.CommandType, cmd.CommandText, new SQLiteParameter[0]); |
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try |
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{ |
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SQLiteDataAdapter sqliteDataAdapter = new SQLiteDataAdapter(cmd); |
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sqliteDataAdapter.Fill(dataSet); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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finally |
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{ |
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if (cmd.Connection != null) |
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{ |
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if (cmd.Connection.State == ConnectionState.Open) |
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{ |
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cmd.Connection.Close(); |
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} |
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} |
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} |
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return dataSet; |
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} |
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public static DataSet ExecuteDataSet(string connectionString, string commandText, CommandType commandType) |
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{ |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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DataSet dataSet = new DataSet(); |
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SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString); |
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SQLiteCommand cmd = new SQLiteCommand(); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, sqliteConnection, ref sqliteTransaction, false, commandType, commandText, new SQLiteParameter[0]); |
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try |
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{ |
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SQLiteDataAdapter sqliteDataAdapter = new SQLiteDataAdapter(cmd); |
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sqliteDataAdapter.Fill(dataSet); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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finally |
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{ |
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if (sqliteConnection != null) |
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{ |
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if (sqliteConnection.State == ConnectionState.Open) |
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{ |
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sqliteConnection.Close(); |
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} |
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} |
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} |
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return dataSet; |
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} |
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public static DataSet ExecuteDataSet(string connectionString, string commandText, CommandType commandType, params SQLiteParameter[] cmdParms) |
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{ |
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if (connectionString == null || connectionString.Length == 0) |
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{ |
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throw new ArgumentNullException("connectionString"); |
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} |
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if (commandText == null || commandText.Length == 0) |
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{ |
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throw new ArgumentNullException("commandText"); |
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} |
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DataSet dataSet = new DataSet(); |
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SQLiteConnection sqliteConnection = new SQLiteConnection(connectionString); |
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SQLiteCommand cmd = new SQLiteCommand(); |
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SQLiteTransaction sqliteTransaction = null; |
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SQLiteHelper.PrepareCommand(cmd, sqliteConnection, ref sqliteTransaction, false, commandType, commandText, cmdParms); |
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try |
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{ |
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SQLiteDataAdapter sqliteDataAdapter = new SQLiteDataAdapter(cmd); |
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sqliteDataAdapter.Fill(dataSet); |
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} |
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catch (Exception ex) |
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{ |
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throw ex; |
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} |
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finally |
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{ |
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if (sqliteConnection != null) |
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{ |
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if (sqliteConnection.State == ConnectionState.Open) |
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{ |
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sqliteConnection.Close(); |
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} |
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} |
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} |
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return dataSet; |
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} |
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public static DataTable SelectPaging(string connString, string tableName, string strColumns, string strWhere, string strOrder, int pageSize, int currentIndex, out int recordOut) |
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{ |
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DataTable dataTable = new DataTable(); |
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recordOut = Convert.ToInt32(SQLiteHelper.ExecuteScalar(connString, "select count(*) from " + tableName, CommandType.Text)); |
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string format = "select {0} from {1} where {2} order by {3} limit {4} offset {5} "; |
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int num = (currentIndex - 1) * pageSize; |
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string commandText = string.Format(format, new object[] |
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{ |
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strColumns, |
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tableName, |
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strWhere, |
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strOrder, |
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pageSize.ToString(), |
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num.ToString() |
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}); |
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using (DbDataReader dbDataReader = SQLiteHelper.ExecuteReader(connString, commandText, CommandType.Text)) |
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{ |
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if (dbDataReader != null) |
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{ |
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dataTable.Load(dbDataReader); |
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} |
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} |
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return dataTable; |
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} |
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private static void PrepareCommand(SQLiteCommand cmd, SQLiteConnection conn, ref SQLiteTransaction trans, bool useTrans, CommandType cmdType, string cmdText, params SQLiteParameter[] cmdParms) |
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{ |
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if (conn.State != ConnectionState.Open) |
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{ |
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conn.Open(); |
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} |
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cmd.Connection = conn; |
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cmd.CommandText = cmdText; |
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if (useTrans) |
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{ |
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trans = conn.BeginTransaction(IsolationLevel.ReadCommitted); |
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cmd.Transaction = trans; |
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} |
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cmd.CommandType = cmdType; |
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if (cmdParms != null) |
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{ |
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foreach (SQLiteParameter parameter in cmdParms) |
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{ |
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cmd.Parameters.Add(parameter); |
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} |
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} |
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} |
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} |
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}
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