Examples of OCachePointer

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

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  protected final TrackMode          trackMode;

  public ODurablePage(OCacheEntry cacheEntry, TrackMode trackMode) {
    this.cacheEntry = cacheEntry;

    final OCachePointer cachePointer = cacheEntry.getCachePointer();
    this.pagePointer = cachePointer.getDataPointer();

    this.trackMode = trackMode;
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testSetGetPrevPage() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      localPage.setPrevPage(1034);
      Assert.assertEquals(localPage.getPrevPage(), 1034);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testReplaceOneRecordWithBiggerSize() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      Assert.assertEquals(localPage.getRecordsCount(), 0);

      ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
      recordVersion.increment();

      int index = localPage.appendRecord(recordVersion, new byte[] { 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1 }, false);
      int freeSpace = localPage.getFreeSpace();

      ORecordVersion newRecordVersion = OVersionFactory.instance().createVersion();
      newRecordVersion.copyFrom(recordVersion);
      newRecordVersion.increment();

      int written = localPage.replaceRecord(index, new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1, 3 }, newRecordVersion);
      Assert.assertEquals(localPage.getFreeSpace(), freeSpace);
      Assert.assertEquals(written, 11);

      Assert.assertEquals(localPage.getRecordSize(index), 11);

      Assert.assertEquals(localPage.getRecordBinaryValue(index, 0, 11), new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1 });

      Assert.assertEquals(localPage.getRecordVersion(index), newRecordVersion);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testReplaceOneRecordWithEqualSize() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      Assert.assertEquals(localPage.getRecordsCount(), 0);

      ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
      recordVersion.increment();

      int index = localPage.appendRecord(recordVersion, new byte[] { 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1 }, false);
      int freeSpace = localPage.getFreeSpace();

      ORecordVersion newRecordVersion = OVersionFactory.instance().createVersion();
      newRecordVersion.copyFrom(recordVersion);
      newRecordVersion.increment();

      int written = localPage.replaceRecord(index, new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1 }, newRecordVersion);
      Assert.assertEquals(localPage.getFreeSpace(), freeSpace);
      Assert.assertEquals(written, 11);

      Assert.assertEquals(localPage.getRecordSize(index), 11);

      Assert.assertEquals(localPage.getRecordBinaryValue(index, 0, 11), new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1 });

      Assert.assertEquals(localPage.getRecordVersion(index), newRecordVersion);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testReplaceOneRecordWithSmallerSize() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      Assert.assertEquals(localPage.getRecordsCount(), 0);

      ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
      recordVersion.increment();

      int index = localPage.appendRecord(recordVersion, new byte[] { 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1 }, false);
      int freeSpace = localPage.getFreeSpace();

      ORecordVersion newRecordVersion = OVersionFactory.instance().createVersion();
      newRecordVersion.copyFrom(recordVersion);
      newRecordVersion.increment();

      int written = localPage.replaceRecord(index, new byte[] { 5, 2, 3, 4, 5, 11, }, newRecordVersion);
      Assert.assertEquals(localPage.getFreeSpace(), freeSpace);
      Assert.assertEquals(written, 6);

      Assert.assertEquals(localPage.getRecordSize(index), 6);

      Assert.assertEquals(localPage.getRecordBinaryValue(index, 0, 6), new byte[] { 5, 2, 3, 4, 5, 11 });

      Assert.assertEquals(localPage.getRecordVersion(index), newRecordVersion);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testReplaceOneRecordNoVersionUpdate() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      Assert.assertEquals(localPage.getRecordsCount(), 0);

      ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
      recordVersion.increment();

      int index = localPage.appendRecord(recordVersion, new byte[] { 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1 }, false);
      int freeSpace = localPage.getFreeSpace();

      ORecordVersion newRecordVersion = OVersionFactory.instance().createVersion();
      newRecordVersion.copyFrom(recordVersion);
      newRecordVersion.increment();

      int written = localPage.replaceRecord(index, new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1, 3 }, null);
      Assert.assertEquals(localPage.getFreeSpace(), freeSpace);
      Assert.assertEquals(written, 11);

      Assert.assertEquals(localPage.getRecordSize(index), 11);

      Assert.assertEquals(localPage.getRecordBinaryValue(index, 0, 11), new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1 });

      Assert.assertEquals(localPage.getRecordVersion(index), recordVersion);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  public void testReplaceOneRecordLowerVersion() throws Exception {
    ODirectMemoryPointer pagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(pagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage localPage = new OClusterPage(cacheEntry, true, ODurablePage.TrackMode.FULL);
      Assert.assertEquals(localPage.getRecordsCount(), 0);

      ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
      recordVersion.increment();

      int index = localPage.appendRecord(recordVersion, new byte[] { 1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1 }, false);
      int freeSpace = localPage.getFreeSpace();

      ORecordVersion newRecordVersion = OVersionFactory.instance().createVersion();
      newRecordVersion.copyFrom(recordVersion);

      int written = localPage.replaceRecord(index, new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1, 3 }, newRecordVersion);
      Assert.assertEquals(localPage.getFreeSpace(), freeSpace);
      Assert.assertEquals(written, 11);

      Assert.assertEquals(localPage.getRecordSize(index), 11);
      Assert.assertEquals(localPage.getRecordBinaryValue(index, 0, 11), new byte[] { 5, 2, 3, 4, 5, 11, 5, 4, 3, 2, 1 });

      Assert.assertEquals(localPage.getRecordVersion(index), recordVersion);

      assertChangesTracking(localPage, pagePointer);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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    }
  }

  private void assertChangesTracking(OClusterPage localPage, ODirectMemoryPointer pagePointer) throws IOException {
    ODirectMemoryPointer restoredPagePointer = new ODirectMemoryPointer(new byte[OClusterPage.PAGE_SIZE + ODurablePage.PAGE_PADDING]);
    OCachePointer cachePointer = new OCachePointer(restoredPagePointer, new OLogSequenceNumber(0, 0));
    cachePointer.incrementReferrer();

    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    try {
      OClusterPage restoredPage = new OClusterPage(cacheEntry, false, ODurablePage.TrackMode.FULL);

      OPageChanges changes = localPage.getPageChanges();
      restoredPage.restoreChanges(changes);

      Assert.assertEquals(restoredPagePointer.get(SYSTEM_OFFSET, OClusterPage.PAGE_SIZE - SYSTEM_OFFSET),
          pagePointer.get(SYSTEM_OFFSET, OClusterPage.PAGE_SIZE - SYSTEM_OFFSET));

      restoredPage.revertChanges(changes);

      Assert.assertEquals(restoredPagePointer.get(SYSTEM_OFFSET, OClusterPage.PAGE_SIZE - SYSTEM_OFFSET),
          new byte[OClusterPage.PAGE_SIZE - SYSTEM_OFFSET]);
    } finally {
      cachePointer.decrementReferrer();
    }
  }
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Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer

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*/
@Test
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());

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

    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 * OSBTreeBonsaiBucket.MAX_BUCKET_SIZE_BYTES / OLongSerializer.LONG_SIZE) {
      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;
    Map<Long, Integer> keyIndexMap = new HashMap<Long, Integer>();
    for (Long key : keys) {
      if (!treeBucket.addEntry(index,
          new OSBTreeBonsaiBucket.SBTreeEntry<Long, OIdentifiable>(new OBonsaiBucketPointer(random.nextInt(Integer.MAX_VALUE),
              8192 * 2), new OBonsaiBucketPointer(random.nextInt(Integer.MAX_VALUE), 8192 * 2), key, null), 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());
    }

    OBonsaiBucketPointer prevRight = OBonsaiBucketPointer.NULL;
    for (int i = 0; i < treeBucket.size(); i++) {
      OSBTreeBonsaiBucket.SBTreeEntry<Long, OIdentifiable> entry = treeBucket.getEntry(i);

      if (prevRight.getPageIndex() > 0)
        Assert.assertEquals(entry.leftChild, prevRight);

      prevRight = entry.rightChild;
    }

    OBonsaiBucketPointer prevLeft = OBonsaiBucketPointer.NULL;
    for (int i = treeBucket.size() - 1; i >= 0; i--) {
      OSBTreeBonsaiBucket.SBTreeEntry<Long, OIdentifiable> entry = treeBucket.getEntry(i);

      if (prevLeft.getPageIndex() > 0)
        Assert.assertEquals(entry.rightChild, prevLeft);

      prevLeft = entry.leftChild;
    }

    cachePointer.decrementReferrer();
  }
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