Package com.orientechnologies.orient.core.index.hashindex.local.cache

Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry.acquireExclusiveLock()

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              if (prevPageRecordPointer >= 0) {
                long prevPageIndex = prevPageRecordPointer >>> PAGE_INDEX_OFFSET;
                int prevPageRecordPosition = (int) (prevPageRecordPointer & RECORD_POSITION_MASK);

                final OCacheEntry prevPageCacheEntry = diskCache.load(fileId, prevPageIndex, false);
                prevPageCacheEntry.acquireExclusiveLock();
                try {
                  final OClusterPage prevPage = new OClusterPage(prevPageCacheEntry, false, trackMode);
                  prevPage.setRecordLongValue(prevPageRecordPosition, -OLongSerializer.LONG_SIZE, pagePointer);

                  logPageChanges(prevPage, fileId, prevPageIndex, false);
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              long prevPageIndex = prevPageRecordPointer >>> PAGE_INDEX_OFFSET;
              int prevPageRecordPosition = (int) (prevPageRecordPointer & RECORD_POSITION_MASK);

              final OCacheEntry prevPageCacheEntry = diskCache.load(fileId, prevPageIndex, false);
              prevPageCacheEntry.acquireExclusiveLock();
              try {
                final OClusterPage prevPage = new OClusterPage(prevPageCacheEntry, false, trackMode);

                prevPage.setRecordLongValue(prevPageRecordPosition, -OLongSerializer.LONG_SIZE, addedPagePointer);
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    boolean newRecord = freePageIndex >= FREE_LIST_SIZE;

    final OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, false);

    cacheEntry.acquireExclusiveLock();
    int recordSizesDiff;
    int position;
    final ORecordVersion finalVersion;
    try {
      final OClusterPage localPage = new OClusterPage(cacheEntry, newRecord, trackMode);
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    }
  }

  private void updateFreePagesIndex(int prevFreePageIndex, long pageIndex, OClusterPage.TrackMode trackMode) throws IOException {
    final OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, false);
    cacheEntry.acquireExclusiveLock();
    try {
      final OClusterPage localPage = new OClusterPage(cacheEntry, false, trackMode);
      int newFreePageIndex = calculateFreePageIndex(localPage);

      if (prevFreePageIndex == newFreePageIndex)
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      long nextPageIndex = localPage.getNextPage();
      long prevPageIndex = localPage.getPrevPage();

      if (prevPageIndex >= 0) {
        final OCacheEntry prevPageCacheEntry = diskCache.load(fileId, prevPageIndex, false);
        prevPageCacheEntry.acquireExclusiveLock();
        try {
          final OClusterPage prevPage = new OClusterPage(prevPageCacheEntry, false, trackMode);
          assert calculateFreePageIndex(prevPage) == prevFreePageIndex;
          prevPage.setNextPage(nextPageIndex);
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        }
      }

      if (nextPageIndex >= 0) {
        final OCacheEntry nextPageCacheEntry = diskCache.load(fileId, nextPageIndex, false);
        nextPageCacheEntry.acquireExclusiveLock();
        try {
          final OClusterPage nextPage = new OClusterPage(nextPageCacheEntry, false, trackMode);
          if (calculateFreePageIndex(nextPage) != prevFreePageIndex)
            calculateFreePageIndex(nextPage);
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          diskCache.release(pinnedStateEntry);
        }

        if (oldFreePage >= 0) {
          final OCacheEntry oldFreePageCacheEntry = diskCache.load(fileId, oldFreePage, false);
          oldFreePageCacheEntry.acquireExclusiveLock();
          try {
            final OClusterPage oldFreeLocalPage = new OClusterPage(oldFreePageCacheEntry, false, trackMode);
            assert calculateFreePageIndex(oldFreeLocalPage) == newFreePageIndex;

            oldFreeLocalPage.setPrevPage(pageIndex);
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      final AllocationResult allocationResult = allocateBucket();
      OCacheEntry rootCacheEntry = allocationResult.getCacheEntry();
      this.rootBucketPointer = allocationResult.getPointer();

      rootCacheEntry.acquireExclusiveLock();
      try {
        OSBTreeBonsaiBucket<K, V> rootBucket = new OSBTreeBonsaiBucket<K, V>(rootCacheEntry,
            this.rootBucketPointer.getPageOffset(), true, keySerializer, valueSerializer, getTrackMode());
        rootBucket.setTreeSize(0);
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      BucketSearchResult bucketSearchResult = findBucket(key);
      OBonsaiBucketPointer bucketPointer = bucketSearchResult.getLastPathItem();

      OCacheEntry keyBucketCacheEntry = diskCache.load(fileId, bucketPointer.getPageIndex(), false);
      keyBucketCacheEntry.acquireExclusiveLock();
      OSBTreeBonsaiBucket<K, V> keyBucket = new OSBTreeBonsaiBucket<K, V>(keyBucketCacheEntry, bucketPointer.getPageOffset(),
          keySerializer, valueSerializer, getTrackMode());

      final boolean itemFound = bucketSearchResult.itemIndex >= 0;
      boolean result = true;
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          bucketPointer = bucketSearchResult.getLastPathItem();

          insertionIndex = bucketSearchResult.itemIndex;

          keyBucketCacheEntry = diskCache.load(fileId, bucketSearchResult.getLastPathItem().getPageIndex(), false);
          keyBucketCacheEntry.acquireExclusiveLock();

          keyBucket = new OSBTreeBonsaiBucket<K, V>(keyBucketCacheEntry, bucketPointer.getPageOffset(), keySerializer,
              valueSerializer, getTrackMode());
        }
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