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ExcelDbUtility.cs
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/
ExcelDbUtility.cs
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using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using Ivony.Data.Expressions;
namespace Ivony.Data
{
public class ExcelDbUtility : DbUtility
{
protected override IDbExpressionParser GetExpressionParser()
{
return new ExcelExpressionParser( this );
}
private class ExcelExpressionParser : IDbExpressionParser
{
public ExcelDbUtility _dbUtility;
public ExcelExpressionParser( ExcelDbUtility dbUtility )
{
_dbUtility = dbUtility;
}
public IDbCommand Parse( IDbExpression expression )
{
var templateExpression = expression as TemplateExpression;
if ( templateExpression != null )
return ParseTemplate( templateExpression );
throw new NotSupportedException();
}
private IDbCommand ParseTemplate( TemplateExpression templateExpression )
{
var context = new ExcelTemplateParseContext();
var commandText = templateExpression.Parse( context );
throw new NotImplementedException();
}
private class ExcelTemplateParseContext : TemplateParseContext
{
public override string CreateParameterExpression( ParameterExpression parameter )
{
throw new NotImplementedException();
}
}
}
}
}