Post date: Jan 25, 2010 9:00:55 AM
This should be changed so that it returns the ICommand and ISQLConnection interfaces... but meh
using System.Data.SqlClient;using System.Data;namespace MrM.SQL { /// <summary> /// SQL Command factory for creating sql commands from the provided query string. /// They will all return a SqlCommand or SqlDataAdapter with an open connection /// </summary> public static class CommandFactory { /// <summary> /// Creates a SqlCommand from the suplied <paramref name="sqlQuery"/>. The command type is Text /// </summary> /// <param name="sqlQuery">The string to execute in the database</param> /// <returns>An sql command with an open connection to the database</returns> public static SqlCommand Create(string sqlQuery) { return Create(sqlQuery, CommandType.Text); } /// <summary> /// Creates a SqlCommand from the suplied <paramref name="sqlQuery"/>. /// </summary> /// <param name="sqlQuery">The string to execute in the database</param> /// <param name="commandType">The command type to be used.</param> /// <returns>An sql command with an open connection to the database</returns> public static SqlCommand Create(string sqlQuery, CommandType commandType) { SqlCommand cmd = new SqlCommand(sqlQuery, ConnectionFactory.Create()) { CommandType = commandType }; return cmd; } /// <summary> /// Creates an SqlDataAdapter from the supplied query string. The <paramref name="sqlQuery"/> will be the SelectCommand of the adapter. /// </summary> /// <param name="sqlQuery">The string to execute in the database</param> /// <returns>An sql dataadapter with an open connection to the database.</returns> public static SqlDataAdapter CreateAdapter(string sqlQuery) { SqlDataAdapter adapter = new SqlDataAdapter(Create(sqlQuery)); return adapter; } }}
using System.Data.SqlClient;using MrM.Configuration;namespace MrM.SQL { /// <summary> /// Factory pattern for creating SqlConnections /// </summary> public static class ConnectionFactory { /// <summary> /// Creates a new sql connection to database and opens it. /// </summary> /// <returns>The open sql connection</returns> public static SqlConnection Create() { SqlConnection newSqlConnection = new SqlConnection(Config.ConnectionString); newSqlConnection.Open(); return newSqlConnection; } }}