Examples of OCacheEntry

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

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          while (pagePointer >= 0 && currentPos < recordEntry.length) {
            recordPosition = (int) (pagePointer & RECORD_POSITION_MASK);
            pageIndex = pagePointer >>> PAGE_INDEX_OFFSET;

            int freePageIndex;
            final OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, false);
            cacheEntry.acquireExclusiveLock();
            try {
              final OClusterPage localPage = new OClusterPage(cacheEntry, false, trackMode);
              int freeSpace = localPage.getFreeSpace();
              freePageIndex = calculateFreePageIndex(localPage);

              final int chunkSize = localPage.getRecordSize(recordPosition);
              final long nextPagePointer = localPage.getRecordLongValue(recordPosition, -OLongSerializer.LONG_SIZE);

              int newChunkLen = Math.min(recordEntry.length - currentPos + OLongSerializer.LONG_SIZE + OByteSerializer.BYTE_SIZE,
                  chunkSize);
              int dataLen = newChunkLen - OLongSerializer.LONG_SIZE - OByteSerializer.BYTE_SIZE;

              byte[] newRecordChunk = new byte[newChunkLen];
              System.arraycopy(recordEntry, currentPos, newRecordChunk, 0, dataLen);

              if (currentPos > 0)
                newRecordChunk[newRecordChunk.length - OLongSerializer.LONG_SIZE - OByteSerializer.BYTE_SIZE] = 0;
              else
                newRecordChunk[newRecordChunk.length - OLongSerializer.LONG_SIZE - OByteSerializer.BYTE_SIZE] = 1;

              OLongSerializer.INSTANCE.serializeNative(-1L, newRecordChunk, newRecordChunk.length - OLongSerializer.LONG_SIZE);

              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);

                  prevPageCacheEntry.markDirty();
                } finally {
                  prevPageCacheEntry.releaseExclusiveLock();
                  diskCache.release(prevPageCacheEntry);
                }
              }

              localPage.replaceRecord(recordPosition, newRecordChunk, recordVersion.getCounter() != -2 ? recordVersion : null);

              currentPos += dataLen;

              recordsSizeDiff += freeSpace - localPage.getFreeSpace();
              prevPageRecordPointer = pagePointer;
              pagePointer = nextPagePointer;

              logPageChanges(localPage, fileId, pageIndex, false);
            } finally {
              cacheEntry.releaseExclusiveLock();
              diskCache.release(cacheEntry);
            }

            updateFreePagesIndex(freePageIndex, pageIndex, trackMode);
          }

          int from = currentPos;
          int to = from + (OClusterPage.MAX_RECORD_SIZE - OByteSerializer.BYTE_SIZE - OLongSerializer.LONG_SIZE);
          if (to > recordEntry.length)
            to = recordEntry.length;

          while (from < to) {
            byte[] entryContent = new byte[to - from + OByteSerializer.BYTE_SIZE + OLongSerializer.LONG_SIZE];
            System.arraycopy(recordEntry, from, entryContent, 0, to - from);

            if (from > 0)
              entryContent[entryContent.length - OLongSerializer.LONG_SIZE - OByteSerializer.BYTE_SIZE] = 0;
            else
              entryContent[entryContent.length - OLongSerializer.LONG_SIZE - OByteSerializer.BYTE_SIZE] = 1;

            OLongSerializer.INSTANCE.serializeNative(-1L, entryContent, entryContent.length - OLongSerializer.LONG_SIZE);

            final AddEntryResult addEntryResult = addEntry(recordVersion, entryContent, trackMode);
            recordsSizeDiff += addEntryResult.recordsSizeDiff;

            long addedPagePointer = createPagePointer(addEntryResult.pageIndex, addEntryResult.pagePosition);
            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, addedPagePointer);

                logPageChanges(prevPage, fileId, prevPageIndex, false);

                prevPageCacheEntry.markDirty();
              } finally {
                prevPageCacheEntry.releaseExclusiveLock();
                diskCache.release(prevPageCacheEntry);
              }
            }

            prevPageRecordPointer = addedPagePointer;
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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            final long pageIndex = updatePageRecord.getPageIndex();

            if (!expectedDiskCache.isOpen(fileId))
              expectedDiskCache.openFile(fileId);

            final OCacheEntry cacheEntry = expectedDiskCache.load(fileId, pageIndex, true);
            cacheEntry.acquireExclusiveLock();
            try {
              ODurablePage durablePage = new ODurablePage(cacheEntry, ODurablePage.TrackMode.NONE);
              durablePage.restoreChanges(updatePageRecord.getChanges());
              durablePage.setLsn(updatePageRecord.getLsn());

              cacheEntry.markDirty();
            } finally {
              cacheEntry.releaseExclusiveLock();
              expectedDiskCache.release(cacheEntry);
            }
          } else if (restoreRecord instanceof OFileCreatedCreatedWALRecord) {
            final OFileCreatedCreatedWALRecord fileCreatedCreatedRecord = (OFileCreatedCreatedWALRecord) restoreRecord;
            expectedDiskCache.openFile(
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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      final long tombstoneIndex = metadataPage.getTombstoneIndex(newFileLevel);

      final long updatedBucketIndex;

      if (tombstoneIndex >= 0) {
        final OCacheEntry tombstoneCacheEntry = loadPageEntry(tombstoneIndex, newFileLevel);
        try {
          final OHashIndexBucket<K, V> tombstone = new OHashIndexBucket<K, V>(tombstoneCacheEntry, keySerializer, valueSerializer,
              keyTypes, ODurablePage.TrackMode.NONE);
          metadataPage.setTombstoneIndex(newFileLevel, tombstone.getNextRemovedBucketPair());

          updatedBucketIndex = tombstoneIndex;
        } finally {
          diskCache.release(tombstoneCacheEntry);
        }
      } else
        updatedBucketIndex = diskCache.getFilledUpTo(metadataPage.getFileId(newFileLevel));

      final long newBucketIndex = updatedBucketIndex + 1;

      final OCacheEntry updatedBucketCacheEntry = loadPageEntry(updatedBucketIndex, newFileLevel);
      updatedBucketCacheEntry.acquireExclusiveLock();
      try {
        final OCacheEntry newBucketCacheEntry = loadPageEntry(newBucketIndex, newFileLevel);

        newBucketCacheEntry.acquireExclusiveLock();
        try {
          final OHashIndexBucket<K, V> updatedBucket = new OHashIndexBucket<K, V>(newBucketDepth, updatedBucketCacheEntry,
              keySerializer, valueSerializer, keyTypes, getTrackMode());
          final OHashIndexBucket<K, V> newBucket = new OHashIndexBucket<K, V>(newBucketDepth, newBucketCacheEntry, keySerializer,
              valueSerializer, keyTypes, getTrackMode());

          splitBucketContent(bucket, updatedBucket, newBucket, newBucketDepth);

          assert bucket.getDepth() == bucketDepth;

          metadataPage.setBucketsCount(fileLevel, metadataPage.getBucketsCount(fileLevel) - 1);

          assert metadataPage.getBucketsCount(fileLevel) >= 0;

          updatedBucket.setSplitHistory(fileLevel, pageIndex);
          newBucket.setSplitHistory(fileLevel, pageIndex);

          metadataPage.setBucketsCount(newFileLevel, metadataPage.getBucketsCount(newFileLevel) + 2);

          final long updatedBucketPointer = createBucketPointer(updatedBucketIndex, newFileLevel);
          final long newBucketPointer = createBucketPointer(newBucketIndex, newFileLevel);

          logPageChanges(metadataPage, hashStateEntry.getFileId(), hashStateEntry.getPageIndex(), false);

          logPageChanges(updatedBucket, updatedBucketCacheEntry.getFileId(), updatedBucketCacheEntry.getPageIndex(),
              tombstoneIndex < 0);
          logPageChanges(newBucket, newBucketCacheEntry.getFileId(), newBucketCacheEntry.getPageIndex(), tombstoneIndex < 0);

          return new BucketSplitResult(updatedBucketPointer, newBucketPointer, newBucketDepth);
        } finally {
          newBucketCacheEntry.releaseExclusiveLock();
          newBucketCacheEntry.markDirty();
          diskCache.release(newBucketCacheEntry);
        }
      } finally {
        updatedBucketCacheEntry.releaseExclusiveLock();
        updatedBucketCacheEntry.markDirty();
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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    }
  }

  private void initHashTreeState() throws IOException {
    for (long pageIndex = 0; pageIndex < MAX_LEVEL_SIZE; pageIndex++) {
      final OCacheEntry cacheEntry = loadPageEntry(pageIndex, 0);
      cacheEntry.acquireExclusiveLock();
      try {
        final OHashIndexBucket<K, V> emptyBucket = new OHashIndexBucket<K, V>(MAX_LEVEL_DEPTH, cacheEntry, keySerializer,
            valueSerializer, keyTypes, getTrackMode());
        cacheEntry.markDirty();

        logPageChanges(emptyBucket, cacheEntry.getFileId(), cacheEntry.getPageIndex(), true);
      } finally {
        cacheEntry.releaseExclusiveLock();
        diskCache.release(cacheEntry);
      }
    }

    final long[] rootTree = new long[MAX_LEVEL_SIZE];
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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public class OSBTreeBonsaiNonLeafBucketTest {
  public void testInitialization() throws Exception {
    ODirectMemoryPointer pointer = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

    OSBTreeBonsaiBucket<Long, OIdentifiable> treeBucket = new OSBTreeBonsaiBucket<Long, OIdentifiable>(cacheEntry, 0, false,
        OLongSerializer.INSTANCE, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);
    Assert.assertEquals(treeBucket.size(), 0);
    Assert.assertFalse(treeBucket.isLeaf());
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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      keys.add(random.nextLong());
    }

    ODirectMemoryPointer pointer = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

    OSBTreeBonsaiBucket<Long, OIdentifiable> treeBucket = new OSBTreeBonsaiBucket<Long, OIdentifiable>(cacheEntry, 0, false,
        OLongSerializer.INSTANCE, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);

    int index = 0;
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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      keys.add(random.nextLong());
    }

    ODirectMemoryPointer pointer = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

    OSBTreeBonsaiBucket<Long, OIdentifiable> treeBucket = new OSBTreeBonsaiBucket<Long, OIdentifiable>(cacheEntry, 0, false,
        OLongSerializer.INSTANCE, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);

    int index = 0;
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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@Test
public class SBTreeNonLeafBucketTest {
  public void testInitialization() throws Exception {
    ODirectMemoryPointer pointer = new ODirectMemoryPointer(OSBTreeBucket.MAX_PAGE_SIZE_BYTES + ODurablePage.PAGE_PADDING);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cachePointer.incrementReferrer();

    OSBTreeBucket<Long, OIdentifiable> treeBucket = new OSBTreeBucket<Long, OIdentifiable>(cacheEntry, false,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);
    Assert.assertEquals(treeBucket.size(), 0);
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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      keys.add(random.nextLong());
    }

    ODirectMemoryPointer pointer = new ODirectMemoryPointer(OSBTreeBucket.MAX_PAGE_SIZE_BYTES  + ODurablePage.PAGE_PADDING);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cachePointer.incrementReferrer();

    OSBTreeBucket<Long, OIdentifiable> treeBucket = new OSBTreeBucket<Long, OIdentifiable>(cacheEntry, false,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCacheEntry

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      keys.add(random.nextLong());
    }

    ODirectMemoryPointer pointer = new ODirectMemoryPointer(OSBTreeBucket.MAX_PAGE_SIZE_BYTES  + ODurablePage.PAGE_PADDING);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

    cachePointer.incrementReferrer();

    OSBTreeBucket<Long, OIdentifiable> treeBucket = new OSBTreeBucket<Long, OIdentifiable>(cacheEntry, false,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);
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