public object CreateCommandBuilder(IDbDataAdapter adapter)
{
if (adapter == null)
{
throw new System.ArgumentNullException("adapter");
}
object obj = (object)adapter;
if (!DataAdapterType.ToString().Equals(obj.ToString()))
{
throw new System.ArgumentException("adapter not part of this provider.");
}
if (commandBuilderTypeName.Equals(String.Empty))
{
throw new Exception("Provider does not have CommandBuilder type defined.");
}
object[] parms = new object [] { obj };
object commandBuilderObj = Activator.CreateInstance(CommandBuilderType, parms);
if (commandBuilderObj == null)
{
throw new Exception(String.Format("Unable to create instance of command builder class: {0} from assembly: {1}",
commandBuilderTypeName, assemblyName));
}
return(commandBuilderObj);
}
/// <summary>
/// Retrieve the apropriate data adapter based on the DataAdapter type passed in.
/// </summary>
/// <param name="dataAdapterType"></param>
/// <returns>A data adapter implementing IEICData</returns>
public static IEICData GetDataAdapter(DataAdapterType dataAdapterType)
{
// This will allow for easier switching between data adapters if the application is decided to change source types (Sql, Nosql, Text, etc)
// The passed in data adapter only needs to implement the IEICData interface.
switch (dataAdapterType)
{
case DataAdapterType.MySql: return new EICData.MySqlEICData("[SERVER]", "[DB]", "[USER]", "[PWD]");
default: return null;
}
}
