public BasFeatureEntity GetFeatureEntityByOffset(long offset)
{
BasFeatureEntity feature = null;
basReader.BaseStream.Seek(offset, SeekOrigin.Begin);
BasEntity entity = BasEntityParser.Parse(basReader);
if (entity != null)
{
feature = BasEntityToFeatureEntityConverter.Convert(entity);
}
return(feature);
}
public Collection <BasFeatureEntity> GetAllFeatureEntities()
{
Collection <BasFeatureEntity> features = new Collection <BasFeatureEntity>();
basReader.BaseStream.Seek(0, SeekOrigin.Begin);
while (basReader.BaseStream.Position != -1 && basReader.BaseStream.Length - basReader.BaseStream.Position > 80)
{
BasEntity entity = BasEntityParser.Parse(basReader);
if (entity != null)
{
features.Add(BasEntityToFeatureEntityConverter.Convert(entity));
}
}
return(features);
}
public Collection <string> GetColumns()
{
Collection <string> allColumns = new Collection <string>();
basReader.BaseStream.Seek(0, SeekOrigin.Begin);
BasEntity firstRecord = BasEntityParser.Parse(basReader);
if (firstRecord != null)
{
foreach (var column in Enum.GetValues(typeof(BasDefaultColumns)))
{
allColumns.Add(column.ToString());
}
foreach (var column in firstRecord.HeaderResult.VariableData.Keys)
{
allColumns.Add(column);
}
}
return(allColumns);
}