/// <summary>
/// Поиск записей согласно спецификации.
/// </summary>
public List <IrbisRecord> SearchRecords
(
SelectionQuery query
)
{
if (ReferenceEquals(query, null))
{
throw new ArgumentNullException("query");
}
if (!query.IsValid())
{
throw new ArgumentOutOfRangeException("query");
}
NumberRangeCollection ranges = null;
if ((query.SelectionType == SelectionType.Mfn) ||
(query.SelectionType == SelectionType.Sequential))
{
ranges = NumberRangeCollection.Parse(query.Statement);
}
Dictionary <int, IrbisRecord> result
= new Dictionary <int, IrbisRecord>();
bool databaseChanged = false;
if (!string.IsNullOrEmpty(query.Database))
{
Client.PushDatabase(query.Database);
databaseChanged = true;
}
_maxMfn = Client.GetMaxMfn();
switch (query.SelectionType)
{
case SelectionType.Mfn:
_SearchByMfn
(
result,
ranges
);
break;
case SelectionType.Sequential:
_SearchBySequential
(
result,
query.Prefix,
ranges
);
break;
case SelectionType.Dictionary:
_SearchByDictionary
(
result,
query.Prefix,
ranges
);
break;
case SelectionType.Search:
_SearchByQuery
(
result,
query.Statement
);
break;
case SelectionType.Deep:
_SearchByDeep
(
result,
query.Prefix,
query.Statement
);
break;
}
if (databaseChanged)
{
Client.PopDatabase();
}
Output.WriteLine
(
"Total found={0}",
result.Count
);
return(result.Values.ToList());
}
