/// <summary>
/// Seeks the field by name.
/// </summary>
private bool SeekField(string fieldName)
{
if (_curRaw)
{
throw new BinaryObjectException("Cannot read named fields after raw data is read.");
}
if (!_curHdr.HasSchema)
{
return(false);
}
var actionId = _curStruct.CurStructAction;
var fieldId = _curStruct.GetFieldId(fieldName);
if (_curSchema == null || actionId >= _curSchema.Length || fieldId != _curSchema[actionId])
{
_curSchemaMap = _curSchemaMap ?? BinaryObjectSchemaSerializer.ReadSchema(Stream, _curPos, _curHdr,
() => _curSchema).ToDictionary();
_curSchema = null; // read order is different, ignore schema for future reads
int pos;
if (!_curSchemaMap.TryGetValue(fieldId, out pos))
{
return(false);
}
Stream.Seek(pos + _curPos, SeekOrigin.Begin);
}
return(true);
}
/// <summary>
/// Write field ID.
/// </summary>
/// <param name="fieldName">Field name.</param>
/// <param name="fieldTypeId">Field type ID.</param>
private void WriteFieldId(string fieldName, byte fieldTypeId)
{
if (_curRawPos != 0)
{
throw new BinaryObjectException("Cannot write named fields after raw data is written.");
}
var fieldId = _curStruct.GetFieldId(fieldName, fieldTypeId);
_schema.PushField(fieldId, _stream.Position - _curPos);
}