Examples with OCacheEntry com.orientechnologies.orient.core.storage.cache.OCacheEntry used on opensource projects

Example 96 with OCacheEntry

use of com.orientechnologies.orient.core.storage.cache.OCacheEntry in project orientdb by orientechnologies.

the class ReadWriteDiskCacheTest method testCheckSumIsBroken.

public void testCheckSumIsBroken() throws Exception {
    long fileId = readBuffer.addFile(fileName, writeBuffer);
    OCacheEntry[] entries = new OCacheEntry[6];
    for (int i = 0; i < 6; i++) {
        entries[i] = readBuffer.load(fileId, i, false, writeBuffer, 1);
        if (entries[i] == null) {
            entries[i] = readBuffer.allocateNewPage(fileId, writeBuffer);
            Assert.assertEquals(entries[i].getPageIndex(), i);
        }
        entries[i].getCachePointer().acquireExclusiveLock();
        entries[i].markDirty();
        final ByteBuffer buffer = entries[i].getCachePointer().getSharedBuffer();
        buffer.position(systemOffset);
        buffer.put(new byte[] { (byte) i, 1, 2, seed, 4, 5, 6, 7 });
        entries[i].getCachePointer().releaseExclusiveLock();
        readBuffer.release(entries[i], writeBuffer);
    }
    writeBuffer.flush();
    byte[] brokenByte = new byte[1];
    brokenByte[0] = 13;
    updateFilePage(2, systemOffset + 2, brokenByte);
    updateFilePage(4, systemOffset + 4, brokenByte);
    OPageDataVerificationError[] pageErrors = writeBuffer.checkStoredPages(null);
    Assert.assertEquals(2, pageErrors.length);
    Assert.assertFalse(pageErrors[0].incorrectMagicNumber);
    Assert.assertTrue(pageErrors[0].incorrectCheckSum);
    Assert.assertEquals(2, pageErrors[0].pageIndex);
    Assert.assertEquals("readWriteDiskCacheTest.tst", pageErrors[0].fileName);
    Assert.assertFalse(pageErrors[1].incorrectMagicNumber);
    Assert.assertTrue(pageErrors[1].incorrectCheckSum);
    Assert.assertEquals(4, pageErrors[1].pageIndex);
    Assert.assertEquals("readWriteDiskCacheTest.tst", pageErrors[1].fileName);
}

Example 97 with OCacheEntry

use of com.orientechnologies.orient.core.storage.cache.OCacheEntry in project orientdb by orientechnologies.

the class ClusterPageTest method testFindLastRecord.

public void testFindLastRecord() throws Exception {
    OByteBufferPool bufferPool = OByteBufferPool.instance();
    ByteBuffer buffer = bufferPool.acquireDirect(true);
    OCachePointer cachePointer = new OCachePointer(buffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    cachePointer.incrementReferrer();
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cacheEntry.acquireExclusiveLock();
    ByteBuffer directBuffer = bufferPool.acquireDirect(true);
    OCachePointer directCachePointer = new OCachePointer(directBuffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    directCachePointer.incrementReferrer();
    OCacheEntry directCacheEntry = new OCacheEntry(0, 0, directCachePointer, false);
    directCacheEntry.acquireExclusiveLock();
    final long seed = System.currentTimeMillis();
    try {
        OClusterPage localPage = new OClusterPage(cacheEntry, true, new OWALChangesTree());
        OClusterPage directLocalPage = new OClusterPage(directCacheEntry, true, null);
        findLastRecord(seed, localPage);
        findLastRecord(seed, directLocalPage);
        assertChangesTracking(localPage, directBuffer, bufferPool);
    } finally {
        cacheEntry.releaseExclusiveLock();
        directCacheEntry.releaseExclusiveLock();
        cachePointer.decrementReferrer();
        directCachePointer.decrementReferrer();
    }
}

Example 98 with OCacheEntry

use of com.orientechnologies.orient.core.storage.cache.OCacheEntry in project orientdb by orientechnologies.

the class ClusterPageTest method testReplaceOneRecordNoVersionUpdate.

public void testReplaceOneRecordNoVersionUpdate() throws Exception {
    OByteBufferPool bufferPool = OByteBufferPool.instance();
    ByteBuffer buffer = bufferPool.acquireDirect(true);
    OCachePointer cachePointer = new OCachePointer(buffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    cachePointer.incrementReferrer();
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cacheEntry.acquireExclusiveLock();
    ByteBuffer directBuffer = bufferPool.acquireDirect(true);
    OCachePointer directCachePointer = new OCachePointer(directBuffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    directCachePointer.incrementReferrer();
    OCacheEntry directCacheEntry = new OCacheEntry(0, 0, directCachePointer, false);
    directCacheEntry.acquireExclusiveLock();
    try {
        OClusterPage localPage = new OClusterPage(cacheEntry, true, new OWALChangesTree());
        OClusterPage directLocalPage = new OClusterPage(directCacheEntry, true, null);
        replaceOneRecordNoVersionUpdate(localPage);
        replaceOneRecordNoVersionUpdate(directLocalPage);
        assertChangesTracking(localPage, directBuffer, bufferPool);
    } finally {
        cacheEntry.releaseExclusiveLock();
        directCacheEntry.releaseExclusiveLock();
        cachePointer.decrementReferrer();
        directCachePointer.decrementReferrer();
    }
}

Example 99 with OCacheEntry

use of com.orientechnologies.orient.core.storage.cache.OCacheEntry in project orientdb by orientechnologies.

the class ClusterPageTest method testReplaceOneRecordWithEqualSize.

public void testReplaceOneRecordWithEqualSize() throws Exception {
    OByteBufferPool bufferPool = OByteBufferPool.instance();
    ByteBuffer buffer = bufferPool.acquireDirect(true);
    OCachePointer cachePointer = new OCachePointer(buffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    cachePointer.incrementReferrer();
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cacheEntry.acquireExclusiveLock();
    ByteBuffer directBuffer = bufferPool.acquireDirect(true);
    OCachePointer directCachePointer = new OCachePointer(directBuffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    directCachePointer.incrementReferrer();
    OCacheEntry directCacheEntry = new OCacheEntry(0, 0, directCachePointer, false);
    directCacheEntry.acquireExclusiveLock();
    try {
        OClusterPage localPage = new OClusterPage(cacheEntry, true, new OWALChangesTree());
        OClusterPage directLocalPage = new OClusterPage(directCacheEntry, true, null);
        replaceOneRecordWithEqualSize(localPage);
        replaceOneRecordWithEqualSize(directLocalPage);
        assertChangesTracking(localPage, directBuffer, bufferPool);
    } finally {
        cacheEntry.releaseExclusiveLock();
        directCacheEntry.releaseExclusiveLock();
        cachePointer.decrementReferrer();
        directCachePointer.decrementReferrer();
    }
}

Example 100 with OCacheEntry

use of com.orientechnologies.orient.core.storage.cache.OCacheEntry in project orientdb by orientechnologies.

the class ClusterPageTest method testDeleteAddEqualVersion.

public void testDeleteAddEqualVersion() throws Exception {
    OByteBufferPool bufferPool = OByteBufferPool.instance();
    ByteBuffer buffer = bufferPool.acquireDirect(true);
    OCachePointer cachePointer = new OCachePointer(buffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    cachePointer.incrementReferrer();
    OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
    cacheEntry.acquireExclusiveLock();
    ByteBuffer directBuffer = bufferPool.acquireDirect(true);
    OCachePointer directCachePointer = new OCachePointer(directBuffer, bufferPool, new OLogSequenceNumber(0, 0), 0, 0);
    directCachePointer.incrementReferrer();
    OCacheEntry directCacheEntry = new OCacheEntry(0, 0, directCachePointer, false);
    directCacheEntry.acquireExclusiveLock();
    try {
        OClusterPage localPage = new OClusterPage(cacheEntry, true, new OWALChangesTree());
        OClusterPage directLocalPage = new OClusterPage(directCacheEntry, true, null);
        deleteAddEqualVersion(localPage);
        deleteAddEqualVersion(directLocalPage);
        assertChangesTracking(localPage, directBuffer, bufferPool);
    } finally {
        cacheEntry.releaseExclusiveLock();
        directCacheEntry.releaseExclusiveLock();
        cachePointer.decrementReferrer();
        directCachePointer.decrementReferrer();
    }
}