Examples of com.sleepycat.je.utilint.VLSN

com.sleepycat.je.utilint.VLSN

    private void updateGroupCBVLSN(RepGroupImpl groupInfo,
                                   VLSN newGroupCBVLSN) {
        boolean changed = false;
        int numGatingSyncups = 0;
        String cbvlsnLoweredMessage = null;
        VLSN oldCBVLSN = VLSN.NULL_VLSN;


        synchronized(this) {
            /*
             * Be sure not to do anything expensive in this synchronized
             * section, such as logging.

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    /**"
     * @see Loggable#readFromLog
     */
    public void readFromLog(ByteBuffer buffer, int entryVersion) {
        matchpointVLSN = new VLSN(LogUtils.readPackedLong(buffer));
        matchpointLSN = LogUtils.readPackedLong(buffer);
        /* the timestamp is packed -- double negative, unpacked == false */
        time = LogUtils.readTimestamp(buffer, false /* unpacked. */);
        int setSize = LogUtils.readPackedInt(buffer);
        activeTxnIds = new HashSet<Long>(setSize);

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        final long lsn = 
            (dbin != null) ? dbin.getLsn(dupIndex) : bin.getLsn(index);


        WholeEntry entry = logManager.getLogEntryAllowInvisible(lsn);


        VLSN vlsn = entry.getHeader().getVLSN();
        if (vlsn == null) {
            vlsn = VLSN.NULL_VLSN;
        }


        return vlsn;

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    public long getLastKnownReplicationTransactionId()
    {
        if (_state.get() == State.OPEN)
        {
            VLSNRange range = RepInternal.getRepImpl(_environment).getVLSNIndex().getRange();
            VLSN lastTxnEnd = range.getLastTxnEnd();
            return lastTxnEnd.getSequence();
        }
        else
        {
            return -1L;
        }

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        /*
         * Write the flush portion to disk. Ideally, this portion would be done
         * without synchronization on the tracker, to permit concurrent reads
         * and writes to the tracker.
         */
        VLSN currentLastVLSN = lastOnDiskVLSN;
        for (Long key : bucketCache.keySet()) {


            VLSNBucket target = bucketCache.get(key);


            /* Do some sanity checking before we write this bucket to disk. */

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        /*
         * afterDelete may not == range.getFirst, becayse range.getFirst may
         * be NULL_VLSN if the entire vlsn index has been deleted.
         */
        VLSN afterDelete = deleteEnd.getNext();


        /**
         * Check if the cached buckets needs to be modified. Suppose vlsns 1-8
         * are on disk, and vlsns 12->40 are in the tracker cache, with an out
         * of order gap from 9 - 11.

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         * The range has just been truncated. If the first bucket's first vlsn
         * != the first in range, insert a GhostBucket.
         */
        Long firstKey = buckets.firstKey();
        VLSNBucket firstBucket = buckets.get(firstKey);
        VLSN firstRangeVLSN = range.getFirst();
        VLSN firstBucketVLSN = firstBucket.getFirst();
        if (!firstBucketVLSN.equals(firstRangeVLSN)) {
            long nextFile =
                envImpl.getFileManager().getFollowingFileNum(deleteFileNum,
                                                   true /* forward */);
            long lastPossibleLsn = firstBucket.getLsn(firstBucketVLSN);
            VLSNBucket placeholder = new GhostBucket(firstRangeVLSN,

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     */
    void merge(VLSN prunedLastOnDiskVLSN, VLSNRecoveryTracker recoveryTracker) {


        VLSNRange oldRange = range;
        range = oldRange.merge(recoveryTracker.range);
        VLSN recoveryFirst = recoveryTracker.getRange().getFirst();


        lastOnDiskVLSN = prunedLastOnDiskVLSN;


        /*
         * Find the buckets in the bucketCache that have mappings >=

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                                       firstTrackedVLSN);
                }
                return false;
            }


            VLSN lastBucketVLSN = lastVLSN.get(lastVLSN.size() -1);
            if (!lastBucketVLSN.equals(range.getLast())) {
                if (verbose) {
                    System.err.println("lastBucketVLSN = " + lastBucketVLSN +
                                       " should equal " + range.getLast());
                }
                return false;

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     * in order.
     */
    static boolean verifyBucketBoundaries(ArrayList<VLSN> firstVLSN,
                                          ArrayList<VLSN> lastVLSN) {
        for (int i = 1; i < firstVLSN.size(); i++) {
            VLSN first = firstVLSN.get(i);
            VLSN prevLast = lastVLSN.get(i-1);
            if (first.compareTo(prevLast.getNext()) < 0) {
                System.out.println("Boundary problem: bucket " + i +
                                   " first " + first +
                                   " follows bucket.last " + prevLast);
                return false;
            }

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Related Classes of com.sleepycat.je.utilint.VLSN

com.sleepycat.je.cleaner.Cleaner

com.sleepycat.je.cleaner.FileProcessor

com.sleepycat.je.log.CleanerFileReader

com.sleepycat.je.log.entry.LNLogEntry

com.sleepycat.je.log.LogEntryHeader

com.sleepycat.je.rep.impl.networkRestore.LogFileFeeder

com.sleepycat.je.rep.impl.node.Feeder$InputThread

com.sleepycat.je.rep.impl.node.Feeder$OutputThread

com.sleepycat.je.rep.impl.node.GlobalCBVLSN

com.sleepycat.je.rep.impl.node.LocalCBVLSNTracker

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