public static GXUpdateArgs UpdateRange <T>(IEnumerable <T> collection, Expression <Func <T, object> > columns)
{
GXUpdateArgs args = new GXUpdateArgs();
args.Parent.Updated = true;
foreach (var it in collection)
{
args.Values.Add(new KeyValuePair <object, LambdaExpression>(it, columns));
}
return(args);
}
/// <summary>
/// Create new update expression.
/// </summary>
/// <param name="value">Updated value.</param>
/// <param name="columns">Updated columns.</param>
/// <returns>Created update attribute.</returns>
public static GXUpdateArgs Update <T>(T value, Expression <Func <T, object> > columns)
{
if (value == null)
{
throw new ArgumentNullException("Invalid value");
}
if (value is IEnumerable)
{
throw new ArgumentException("Use UpdateRange to update a collection.");
}
GXUpdateArgs args = new GXUpdateArgs();
args.Parent.Updated = true;
args.Values.Add(new KeyValuePair <object, LambdaExpression>(value, columns));
args.Where.And <T>(q => value);
return(args);
}
