Examples of OCachePointer

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

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        OCacheEntry cacheEntry = content.get(index);
        if (cacheEntry != null)
          return cacheEntry;

        ODirectMemoryPointer directMemoryPointer = new ODirectMemoryPointer(new byte[pageSize + 2 * ODurablePage.PAGE_PADDING]);
        OCachePointer cachePointer = new OCachePointer(directMemoryPointer, new OLogSequenceNumber(0, 0));
        cachePointer.incrementReferrer();

        cacheEntry = new OCacheEntry(id, index, cachePointer, false);

        OCacheEntry oldCacheEntry = content.putIfAbsent(index, cacheEntry);

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

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            index = lastIndex + 1;
          }

          final ODirectMemoryPointer directMemoryPointer = new ODirectMemoryPointer(new byte[pageSize + 2
              * ODurablePage.PAGE_PADDING]);
          final OCachePointer cachePointer = new OCachePointer(directMemoryPointer, new OLogSequenceNumber(0, 0));
          cachePointer.incrementReferrer();

          cacheEntry = new OCacheEntry(id, index, cachePointer, false);

          OCacheEntry oldCacheEntry = content.putIfAbsent(index, cacheEntry);

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

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*/
@Test
public class SBTreeValuePageTest {
  public void fillPageDataTest() throws Exception {
    ODirectMemoryPointer pointerOne = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES + ODurablePage.PAGE_PADDING);
    OCachePointer cachePointerOne = new OCachePointer(pointerOne, new OLogSequenceNumber(0, 0));
    cachePointerOne.incrementReferrer();

    OCacheEntry cacheEntryOne = new OCacheEntry(0, 0, cachePointerOne, false);
    OSBTreeValuePage valuePageOne = new OSBTreeValuePage(cacheEntryOne, ODurablePage.TrackMode.NONE, true);

    byte[] data = new byte[ODurablePage.MAX_PAGE_SIZE_BYTES + 100];
    Random random = new Random();
    random.nextBytes(data);

    int offset = valuePageOne.fillBinaryContent(data, 0);
    Assert.assertEquals(offset, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE);

    ODirectMemoryPointer pointerTwo = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES);
    OCachePointer cachePointerTwo = new OCachePointer(pointerTwo, new OLogSequenceNumber(0, 0));
    cachePointerTwo.incrementReferrer();

    OCacheEntry cacheEntryTwo = new OCacheEntry(0, 0, cachePointerTwo, false);
    OSBTreeValuePage valuePageTwo = new OSBTreeValuePage(cacheEntryTwo, ODurablePage.TrackMode.NONE, true);
    offset = valuePageTwo.fillBinaryContent(data, offset);

    Assert.assertEquals(offset, data.length);

    valuePageOne.setNextPage(100);
    Assert.assertEquals(valuePageOne.getNextPage(), 100);

    byte[] readData = new byte[data.length];
    offset = valuePageOne.readBinaryContent(readData, 0);

    Assert.assertEquals(offset, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE);

    offset = valuePageTwo.readBinaryContent(readData, offset);
    Assert.assertEquals(offset, data.length);

    Assert.assertEquals(data, readData);

    cachePointerOne.decrementReferrer();
    cachePointerTwo.decrementReferrer();
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    cachePointerTwo.decrementReferrer();
  }

  public void testFreeListPointer() throws Exception {
    ODirectMemoryPointer pointer = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES + ODurablePage.PAGE_PADDING);
    OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    OSBTreeValuePage valuePage = new OSBTreeValuePage(cacheEntry, ODurablePage.TrackMode.NONE, true);
    valuePage.setNextFreeListPage(124);
    Assert.assertEquals(valuePage.getNextFreeListPage(), 124);

    cachePointer.decrementReferrer();
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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

        OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, true);
        OCachePointer cachePointer = cacheEntry.getCachePointer();
        cachePointer.acquireExclusiveLock();
        try {
          ODurablePage durablePage = new ODurablePage(cacheEntry, ODurablePage.TrackMode.NONE);

          OPageChanges pageChanges = updatePageRecord.getChanges();
          durablePage.revertChanges(pageChanges);

          durablePage.setLsn(updatePageRecord.getLsn());
        } finally {
          cachePointer.releaseExclusiveLock();
          diskCache.release(cacheEntry);
        }
      } else if (record instanceof OFileCreatedCreatedWALRecord) {
        final OFileCreatedCreatedWALRecord fileCreatedCreatedRecord = (OFileCreatedCreatedWALRecord) record;
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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*/
@Test
public class SBTreeLeafBucketTest {
  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));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

    OSBTreeBucket<Long, OIdentifiable> treeBucket = new OSBTreeBucket<Long, OIdentifiable>(cacheEntry, true,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);
    Assert.assertEquals(treeBucket.size(), 0);
    Assert.assertTrue(treeBucket.isLeaf());

    treeBucket = new OSBTreeBucket<Long, OIdentifiable>(cacheEntry, OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE,
        ODurablePage.TrackMode.FULL);
    Assert.assertEquals(treeBucket.size(), 0);
    Assert.assertTrue(treeBucket.isLeaf());
    Assert.assertEquals(treeBucket.getLeftSibling(), -1);
    Assert.assertEquals(treeBucket.getRightSibling(), -1);

    cachePointer.decrementReferrer();
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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

          final OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, true);
          final OCachePointer cachePointer = cacheEntry.getCachePointer();
          cachePointer.acquireExclusiveLock();
          try {
            ODurablePage durablePage = new ODurablePage(cacheEntry, ODurablePage.TrackMode.NONE);
            durablePage.restoreChanges(updatePageRecord.getChanges());
            durablePage.setLsn(lsn);

            cacheEntry.markDirty();
          } finally {
            cachePointer.releaseExclusiveLock();
            diskCache.release(cacheEntry);
          }

        } else if (operationUnitRecord instanceof OFileCreatedCreatedWALRecord) {
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    while (keys.size() < 2 * OSBTreeBucket.MAX_PAGE_SIZE_BYTES / OLongSerializer.LONG_SIZE) {
      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, true,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);

    int index = 0;
    Map<Long, Integer> keyIndexMap = new HashMap<Long, Integer>();
    for (Long key : keys) {
      if (!treeBucket.addEntry(index, new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, key,
          new OSBTreeValue<OIdentifiable>(false, -1, new ORecordId(index, OClusterPositionFactory.INSTANCE.valueOf(index)))), true))
        break;
      keyIndexMap.put(key, index);
      index++;
    }

    Assert.assertEquals(treeBucket.size(), keyIndexMap.size());

    for (Map.Entry<Long, Integer> keyIndexEntry : keyIndexMap.entrySet()) {
      int bucketIndex = treeBucket.find(keyIndexEntry.getKey());
      Assert.assertEquals(bucketIndex, (int) keyIndexEntry.getValue());
    }

    cachePointer.decrementReferrer();
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    while (keys.size() < 2 * OSBTreeBucket.MAX_PAGE_SIZE_BYTES / OLongSerializer.LONG_SIZE) {
      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, true,
        OLongSerializer.INSTANCE, null, OLinkSerializer.INSTANCE, ODurablePage.TrackMode.FULL);

    Map<Long, Integer> keyIndexMap = new HashMap<Long, Integer>();
    int index = 0;
    for (Long key : keys) {
      if (!treeBucket.addEntry(index, new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, key,
          new OSBTreeValue<OIdentifiable>(false, -1, new ORecordId(index, OClusterPositionFactory.INSTANCE.valueOf(index)))), true))
        break;

      keyIndexMap.put(key, index);
      index++;
    }

    Assert.assertEquals(keyIndexMap.size(), treeBucket.size());

    for (int i = 0; i < treeBucket.size(); i++)
      treeBucket.updateValue(i,
          new OSBTreeValue<OIdentifiable>(false, -1, new ORecordId(i + 5, OClusterPositionFactory.INSTANCE.valueOf(i + 5))));

    for (Map.Entry<Long, Integer> keyIndexEntry : keyIndexMap.entrySet()) {
      OSBTreeBucket.SBTreeEntry<Long, OIdentifiable> entry = treeBucket.getEntry(keyIndexEntry.getValue());

      Assert.assertEquals(
          entry,
          new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, keyIndexEntry.getKey(), new OSBTreeValue<OIdentifiable>(false,
              -1, new ORecordId(keyIndexEntry.getValue() + 5,
                  OClusterPositionFactory.INSTANCE.valueOf(keyIndexEntry.getValue() + 5)))));
      Assert.assertEquals(keyIndexEntry.getKey(), treeBucket.getKey(keyIndexEntry.getValue()));
    }

    cachePointer.decrementReferrer();
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    while (keys.size() < 2 * OSBTreeBucket.MAX_PAGE_SIZE_BYTES / OLongSerializer.LONG_SIZE) {
      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));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);

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

    int index = 0;
    for (Long key : keys) {
      if (!treeBucket.addEntry(index, new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, key,
          new OSBTreeValue<OIdentifiable>(false, -1, new ORecordId(index, OClusterPositionFactory.INSTANCE.valueOf(index)))), true))
        break;

      index++;
    }

    int originalSize = treeBucket.size();

    treeBucket.shrink(treeBucket.size() / 2);
    Assert.assertEquals(treeBucket.size(), index / 2);

    index = 0;
    final Map<Long, Integer> keyIndexMap = new HashMap<Long, Integer>();

    Iterator<Long> keysIterator = keys.iterator();
    while (keysIterator.hasNext() && index < treeBucket.size()) {
      Long key = keysIterator.next();
      keyIndexMap.put(key, index);
      index++;
    }

    for (Map.Entry<Long, Integer> keyIndexEntry : keyIndexMap.entrySet()) {
      int bucketIndex = treeBucket.find(keyIndexEntry.getKey());
      Assert.assertEquals(bucketIndex, (int) keyIndexEntry.getValue());
    }

    int keysToAdd = originalSize - treeBucket.size();
    int addedKeys = 0;
    while (keysIterator.hasNext() && index < originalSize) {
      Long key = keysIterator.next();

      if (!treeBucket.addEntry(index, new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, key,
          new OSBTreeValue<OIdentifiable>(false, -1, new ORecordId(index, OClusterPositionFactory.INSTANCE.valueOf(index)))), true))
        break;

      keyIndexMap.put(key, index);
      index++;
      addedKeys++;
    }

    for (Map.Entry<Long, Integer> keyIndexEntry : keyIndexMap.entrySet()) {
      OSBTreeBucket.SBTreeEntry<Long, OIdentifiable> entry = treeBucket.getEntry(keyIndexEntry.getValue());

      Assert.assertEquals(entry,
          new OSBTreeBucket.SBTreeEntry<Long, OIdentifiable>(-1, -1, keyIndexEntry.getKey(), new OSBTreeValue<OIdentifiable>(false,
              -1, new ORecordId(keyIndexEntry.getValue(), OClusterPositionFactory.INSTANCE.valueOf(keyIndexEntry.getValue())))));
    }

    Assert.assertEquals(treeBucket.size(), originalSize);
    Assert.assertEquals(addedKeys, keysToAdd);

    cachePointer.decrementReferrer();
  }
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