Examples with MvccDataRecord org.apache.ignite.internal.pagemem.wal.record.MvccDataRecord used on opensource projects

Example 6 with MvccDataRecord

use of org.apache.ignite.internal.pagemem.wal.record.MvccDataRecord in project ignite by apache.

the class StandaloneWalRecordsIterator method postProcessDataRecord.

/**
 * Performs post processing of lazy data record, converts it to unwrap record.
 *
 * @param dataRec data record to post process records.
 * @param kernalCtx kernal context.
 * @param processor processor to convert binary form from WAL into CacheObject/BinaryObject.
 * @return post-processed record.
 * @throws IgniteCheckedException if failed.
 */
@NotNull
private WALRecord postProcessDataRecord(@NotNull DataRecord dataRec, GridKernalContext kernalCtx, IgniteCacheObjectProcessor processor) throws IgniteCheckedException {
    final CacheObjectContext fakeCacheObjCtx = new CacheObjectContext(kernalCtx, null, null, false, false, false, false, false);
    final int entryCnt = dataRec.entryCount();
    final List<DataEntry> postProcessedEntries = new ArrayList<>(entryCnt);
    for (int i = 0; i < entryCnt; i++) {
        final DataEntry postProcessedEntry = postProcessDataEntry(processor, fakeCacheObjCtx, dataRec.get(i));
        postProcessedEntries.add(postProcessedEntry);
    }
    DataRecord res = dataRec instanceof MvccDataRecord ? new MvccDataRecord(postProcessedEntries, dataRec.timestamp()) : new DataRecord(postProcessedEntries, dataRec.timestamp());
    res.size(dataRec.size());
    res.position(dataRec.position());
    return res;
}

Example 7 with MvccDataRecord

use of org.apache.ignite.internal.pagemem.wal.record.MvccDataRecord in project ignite by apache.

the class RecordDataV2Serializer method readPlainRecord.

/**
 * {@inheritDoc}
 */
@Override
WALRecord readPlainRecord(RecordType type, ByteBufferBackedDataInput in, boolean encrypted, int recordSize) throws IOException, IgniteCheckedException {
    switch(type) {
        case PAGE_RECORD:
            int cacheId = in.readInt();
            long pageId = in.readLong();
            byte[] arr = new byte[recordSize - 4 - /* cacheId */
            8];
            in.readFully(arr);
            return new PageSnapshot(new FullPageId(pageId, cacheId), arr, encrypted ? realPageSize : pageSize);
        case CHECKPOINT_RECORD:
            long msb = in.readLong();
            long lsb = in.readLong();
            boolean hasPtr = in.readByte() != 0;
            long idx0 = hasPtr ? in.readLong() : 0;
            int off = hasPtr ? in.readInt() : 0;
            int len = hasPtr ? in.readInt() : 0;
            Map<Integer, CacheState> states = readPartitionStates(in);
            boolean end = in.readByte() != 0;
            WALPointer walPtr = hasPtr ? new WALPointer(idx0, off, len) : null;
            CheckpointRecord cpRec = new CheckpointRecord(new UUID(msb, lsb), walPtr, end);
            cpRec.cacheGroupStates(states);
            return cpRec;
        case DATA_RECORD:
        case DATA_RECORD_V2:
            int entryCnt = in.readInt();
            long timeStamp = in.readLong();
            if (entryCnt == 1)
                return new DataRecord(readPlainDataEntry(in, type), timeStamp);
            else {
                List<DataEntry> entries = new ArrayList<>(entryCnt);
                for (int i = 0; i < entryCnt; i++) entries.add(readPlainDataEntry(in, type));
                return new DataRecord(entries, timeStamp);
            }
        case MVCC_DATA_RECORD:
            entryCnt = in.readInt();
            timeStamp = in.readLong();
            List<DataEntry> entries = new ArrayList<>(entryCnt);
            for (int i = 0; i < entryCnt; i++) entries.add(readMvccDataEntry(in));
            return new MvccDataRecord(entries, timeStamp);
        case ENCRYPTED_DATA_RECORD:
        case ENCRYPTED_DATA_RECORD_V2:
        case ENCRYPTED_DATA_RECORD_V3:
            entryCnt = in.readInt();
            timeStamp = in.readLong();
            if (entryCnt == 1)
                return new DataRecord(readEncryptedDataEntry(in, type), timeStamp);
            else {
                entries = new ArrayList<>(entryCnt);
                for (int i = 0; i < entryCnt; i++) entries.add(readEncryptedDataEntry(in, type));
                return new DataRecord(entries, timeStamp);
            }
        case SNAPSHOT:
            long snpId = in.readLong();
            byte full = in.readByte();
            return new SnapshotRecord(snpId, full == 1);
        case EXCHANGE:
            int idx = in.readInt();
            short constId = in.readShort();
            long ts = in.readLong();
            return new ExchangeRecord(constId, ExchangeRecord.Type.values()[idx], ts);
        case TX_RECORD:
            return txRecordSerializer.readTx(in);
        case MVCC_TX_RECORD:
            return txRecordSerializer.readMvccTx(in);
        case ROLLBACK_TX_RECORD:
            int grpId = in.readInt();
            int partId = in.readInt();
            long start = in.readLong();
            long range = in.readLong();
            return new RollbackRecord(grpId, partId, start, range);
        case TRACKING_PAGE_REPAIR_DELTA:
            cacheId = in.readInt();
            pageId = in.readLong();
            return new TrackingPageRepairDeltaRecord(cacheId, pageId);
        default:
            return super.readPlainRecord(type, in, encrypted, recordSize);
    }
}