public static void DataRowToObject <T>(DataRow row, DataModel mapping, T graph, DataToObjectDeligations dod)
{
ExceptionHelper.FalseThrow <ArgumentNullException>(row != null, "row");
ExceptionHelper.FalseThrow <ArgumentNullException>(mapping != null, "items");
ExceptionHelper.FalseThrow <ArgumentNullException>(graph != null, "graph");
ExceptionHelper.FalseThrow <ArgumentNullException>(row.Table != null, "row.Table");
foreach (DataColumn column in row.Table.Columns)
{
if (mapping.Properties.Contains(column.ColumnName))
{
DataProperty property = mapping.Properties[column.ColumnName];
System.Type realType = GetRealType(property.MemberInfo);
object data = row[column];
if (Convertible(realType, data))
{
SetValueToObject(property, graph, ConvertData(property, data));
}
}
}
}
private static void DoSelectSqlClauseBuilder(SelectSqlClauseBuilder builder, DataProperty property)
{
builder.AppendItem(property.FieldName);
}
private static void SetValueToObject(DataProperty property, object graph, object data)
{
SetMemberValue(property.MemberInfo, graph, data);
}
private static void DoInsertUpdateSqlClauseBuilder <T>(SqlClauseBuilderIUW builder, DataProperty property, T graph)
{
object data = GetPropertyValue(property, graph);
if (data == null || data == DBNull.Value || data.Equals(TypeCreator.GetTypeDefaultValue(data.GetType())))
{
if (string.IsNullOrWhiteSpace(property.DefaultValue))
{
data = DBNull.Value;
}
else
{
builder.AppendItem(property.FieldName, property.DefaultValue, SqlClauseBuilderBase.EqualTo, true);
}
}
else
{
builder.AppendItem(property.FieldName, data);
}
}
private static void DoWhereSqlClauseBuilderByPrimaryKey <T>(SqlClauseBuilderIUW builder, DataProperty item, T graph)
{
if (item.Primary)
{
object data = GetPropertyValue(item, graph);
if ((data == null || data == DBNull.Value))
{
builder.AppendItem(item.FieldName, data, SqlClauseBuilderBase.Is);
}
else
{
builder.AppendItem(item.FieldName, data);
}
}
}
