示例#1
0
        public IrbisRecord[] SearchReadSimple(string key)
        {
            int[] mfns = InvertedFile.SearchSimple(key);
            List <IrbisRecord> result = new List <IrbisRecord>();

            foreach (int mfn in mfns)
            {
                try
                {
                    XrfRecord xrfRecord = Xrf.ReadRecord(mfn);
                    if (!xrfRecord.Deleted)
                    {
                        MstRecord 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());
        }
示例#2
0
        public IrbisRecord[] ReadAllRecordVersions
        (
            int mfn
        )
        {
            List <IrbisRecord> result      = new List <IrbisRecord>();
            IrbisRecord        lastVersion = ReadRecord(mfn);

            if (lastVersion != null)
            {
                result.Add(lastVersion);
                while (true)
                {
                    long offset = lastVersion.PreviousOffset;
                    if (offset == 0)
                    {
                        break;
                    }
                    MstRecord   mstRecord       = Mst.ReadRecord2(offset);
                    IrbisRecord previousVersion = mstRecord.DecodeRecord();
                    if (previousVersion != null)
                    {
                        result.Add(previousVersion);
                        lastVersion = previousVersion;
                    }
                }
            }

            return(result.ToArray());
        }
示例#3
0
        public IrbisRecord ReadRecord
        (
            int mfn
        )
        {
            XrfRecord xrfRecord = Xrf.ReadRecord(mfn);

            if (xrfRecord.Offset == 0)
            {
                return(null);
            }
            MstRecord   mstRecord = Mst.ReadRecord2(xrfRecord.Offset);
            IrbisRecord result    = mstRecord.DecodeRecord();

            result.Database = Database;
            return(result);
        }