public IrbisRecord[] SearchReadSimple
(
string key
)
{
int[] mfns = InvertedFile.SearchSimple(key);
List <IrbisRecord> result = new List <IrbisRecord>();
foreach (int mfn in mfns)
{
try
{
XrfRecord64 xrfRecord = Xrf.ReadRecord(mfn);
if (!xrfRecord.Deleted)
{
MstRecord64 mstRecord
= Mst.ReadRecord2(xrfRecord.Offset);
if (!mstRecord.Deleted)
{
IrbisRecord irbisRecord
= mstRecord.DecodeRecord();
irbisRecord.Database = Database;
result.Add(irbisRecord);
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
return(result.ToArray());
}
/// <summary>
/// Write the record.
/// </summary>
public void WriteRecord
(
[NotNull] XrfRecord64 record
)
{
throw new NotImplementedException();
}
public XrfRecord64 ReadRecord
(
int mfn
)
{
if (mfn <= 0)
{
throw new ArgumentOutOfRangeException("mfn");
}
long offset = _GetOffset(mfn);
if (offset >= _stream.Length)
{
throw new ArgumentOutOfRangeException("mfn");
}
if (_stream.Seek(offset, SeekOrigin.Begin) != offset)
{
throw new IOException();
}
long ofs = _stream.ReadInt64Network();
int flags = _stream.ReadInt32Network();
XrfRecord64 result = new XrfRecord64
{
Mfn = mfn,
Offset = ofs,
Status = (RecordStatus)flags
};
return(result);
}
/// <summary>
/// Lock/unlock the record.
/// </summary>
public void LockRecord
(
int mfn,
bool flag
)
{
XrfRecord64 record = ReadRecord(mfn);
if (flag != record.Locked)
{
WriteRecord(record);
}
}
public IrbisRecord ReadRecord
(
int mfn
)
{
XrfRecord64 xrfRecord = Xrf.ReadRecord(mfn);
if (xrfRecord.Offset == 0)
{
return(null);
}
MstRecord64 mstRecord = Mst.ReadRecord2(xrfRecord.Offset);
IrbisRecord result = mstRecord.DecodeRecord();
result.Database = Database;
return(result);
}
