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

Example 26 with ORawBuffer

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

the class LocalPaginatedClusterTest method testUpdateManyRecords.

public void testUpdateManyRecords() throws IOException {
    final int records = 10000;
    long seed = System.currentTimeMillis();
    Random mersenneTwisterFast = new Random(seed);
    System.out.println("testUpdateManyRecords seed : " + seed);
    Map<Long, byte[]> positionRecordMap = new HashMap<Long, byte[]>();
    Set<Long> updatedPositions = new HashSet<Long>();
    int recordVersion = 0;
    recordVersion++;
    recordVersion++;
    for (int i = 0; i < records; i++) {
        int recordSize = mersenneTwisterFast.nextInt(2 * OClusterPage.MAX_RECORD_SIZE) + 1;
        byte[] record = new byte[recordSize];
        mersenneTwisterFast.nextBytes(record);
        final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(record, recordVersion, (byte) 2, null);
        positionRecordMap.put(physicalPosition.clusterPosition, record);
    }
    int newRecordVersion = 0;
    newRecordVersion = recordVersion;
    newRecordVersion++;
    for (long clusterPosition : positionRecordMap.keySet()) {
        if (mersenneTwisterFast.nextBoolean()) {
            int recordSize = mersenneTwisterFast.nextInt(2 * OClusterPage.MAX_RECORD_SIZE) + 1;
            byte[] record = new byte[recordSize];
            mersenneTwisterFast.nextBytes(record);
            paginatedCluster.updateRecord(clusterPosition, record, newRecordVersion, (byte) 3);
            positionRecordMap.put(clusterPosition, record);
            updatedPositions.add(clusterPosition);
        }
    }
    for (Map.Entry<Long, byte[]> entry : positionRecordMap.entrySet()) {
        ORawBuffer rawBuffer = paginatedCluster.readRecord(entry.getKey(), false);
        Assert.assertNotNull(rawBuffer);
        Assert.assertEquals(rawBuffer.buffer, entry.getValue());
        if (updatedPositions.contains(entry.getKey())) {
            Assert.assertEquals(rawBuffer.version, newRecordVersion);
            Assert.assertEquals(rawBuffer.recordType, 3);
        } else {
            Assert.assertEquals(rawBuffer.version, recordVersion);
            Assert.assertEquals(rawBuffer.recordType, 2);
        }
    }
}

Example 27 with ORawBuffer

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

the class LocalPaginatedClusterTest method testHideHalfBigRecords.

public void testHideHalfBigRecords() throws IOException {
    final int records = 5000;
    long seed = System.currentTimeMillis();
    Random mersenneTwisterFast = new Random(seed);
    System.out.println("testHideHalfBigRecords seed : " + seed);
    Map<Long, byte[]> positionRecordMap = new HashMap<Long, byte[]>();
    int recordVersion = 0;
    recordVersion++;
    recordVersion++;
    for (int i = 0; i < records; i++) {
        int recordSize = mersenneTwisterFast.nextInt(2 * OClusterPage.MAX_RECORD_SIZE) + OClusterPage.MAX_RECORD_SIZE + 1;
        byte[] bigRecord = new byte[recordSize];
        mersenneTwisterFast.nextBytes(bigRecord);
        final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2, null);
        positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
    int hiddenRecords = 0;
    Assert.assertEquals(records, paginatedCluster.getEntries());
    Set<Long> hiddenPositions = new HashSet<Long>();
    Iterator<Long> positionIterator = positionRecordMap.keySet().iterator();
    while (positionIterator.hasNext()) {
        long clusterPosition = positionIterator.next();
        if (mersenneTwisterFast.nextBoolean()) {
            hiddenPositions.add(clusterPosition);
            Assert.assertTrue(paginatedCluster.hideRecord(clusterPosition));
            hiddenRecords++;
            Assert.assertEquals(records - hiddenRecords, paginatedCluster.getEntries());
            positionIterator.remove();
        }
    }
    Assert.assertEquals(paginatedCluster.getEntries(), records - hiddenRecords);
    for (long hiddenPosition : hiddenPositions) {
        Assert.assertNull(paginatedCluster.readRecord(hiddenPosition, false));
        Assert.assertFalse(paginatedCluster.hideRecord(hiddenPosition));
    }
    for (Map.Entry<Long, byte[]> entry : positionRecordMap.entrySet()) {
        ORawBuffer rawBuffer = paginatedCluster.readRecord(entry.getKey(), false);
        Assert.assertNotNull(rawBuffer);
        Assert.assertEquals(rawBuffer.version, recordVersion);
        Assert.assertEquals(rawBuffer.buffer, entry.getValue());
        Assert.assertEquals(rawBuffer.recordType, 2);
    }
}

Example 28 with ORawBuffer

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

the class LocalPaginatedClusterTest method testRemoveHalfRecords.

public void testRemoveHalfRecords() throws IOException {
    final int records = 10000;
    long seed = System.currentTimeMillis();
    Random mersenneTwisterFast = new Random(seed);
    System.out.println("testRemoveHalfRecords seed : " + seed);
    Map<Long, byte[]> positionRecordMap = new HashMap<Long, byte[]>();
    int recordVersion = 0;
    recordVersion++;
    recordVersion++;
    for (int i = 0; i < records; i++) {
        int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;
        byte[] bigRecord = new byte[recordSize];
        mersenneTwisterFast.nextBytes(bigRecord);
        final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2, null);
        positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
    int deletedRecords = 0;
    Assert.assertEquals(records, paginatedCluster.getEntries());
    Set<Long> deletedPositions = new HashSet<Long>();
    Iterator<Long> positionIterator = positionRecordMap.keySet().iterator();
    while (positionIterator.hasNext()) {
        long clusterPosition = positionIterator.next();
        if (mersenneTwisterFast.nextBoolean()) {
            deletedPositions.add(clusterPosition);
            Assert.assertTrue(paginatedCluster.deleteRecord(clusterPosition));
            deletedRecords++;
            Assert.assertEquals(records - deletedRecords, paginatedCluster.getEntries());
            positionIterator.remove();
        }
    }
    Assert.assertEquals(paginatedCluster.getEntries(), records - deletedRecords);
    for (long deletedPosition : deletedPositions) {
        Assert.assertNull(paginatedCluster.readRecord(deletedPosition, false));
        Assert.assertFalse(paginatedCluster.deleteRecord(deletedPosition));
    }
    for (Map.Entry<Long, byte[]> entry : positionRecordMap.entrySet()) {
        ORawBuffer rawBuffer = paginatedCluster.readRecord(entry.getKey(), false);
        Assert.assertNotNull(rawBuffer);
        Assert.assertEquals(rawBuffer.version, recordVersion);
        Assert.assertEquals(rawBuffer.buffer, entry.getValue());
        Assert.assertEquals(rawBuffer.recordType, 2);
    }
}

Example 29 with ORawBuffer

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

the class LocalPaginatedClusterTest method testAddManySmallRecords.

public void testAddManySmallRecords() throws IOException {
    final int records = 10000;
    long seed = 1426587095601L;
    System.currentTimeMillis();
    Random mersenneTwisterFast = new Random(seed);
    System.out.println("testAddManySmallRecords seed : " + seed);
    Map<Long, byte[]> positionRecordMap = new HashMap<Long, byte[]>();
    int recordVersion = 0;
    recordVersion++;
    recordVersion++;
    for (int i = 0; i < records; i++) {
        int recordSize = mersenneTwisterFast.nextInt(OClusterPage.MAX_RECORD_SIZE - 1) + 1;
        byte[] smallRecord = new byte[recordSize];
        mersenneTwisterFast.nextBytes(smallRecord);
        final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(smallRecord, recordVersion, (byte) 2, null);
        positionRecordMap.put(physicalPosition.clusterPosition, smallRecord);
    }
    for (Map.Entry<Long, byte[]> entry : positionRecordMap.entrySet()) {
        ORawBuffer rawBuffer = paginatedCluster.readRecord(entry.getKey(), false);
        Assert.assertNotNull(rawBuffer);
        Assert.assertEquals(rawBuffer.version, recordVersion);
        Assert.assertEquals(rawBuffer.buffer, entry.getValue());
        Assert.assertEquals(rawBuffer.recordType, 2);
    }
}

Example 30 with ORawBuffer

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

the class LocalPaginatedClusterTest method testUpdateOneSmallRecordVersionIsMinusTwo.

public void testUpdateOneSmallRecordVersionIsMinusTwo() throws IOException {
    byte[] smallRecord = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
    int recordVersion = 0;
    recordVersion++;
    recordVersion++;
    OPhysicalPosition physicalPosition = paginatedCluster.createRecord(smallRecord, recordVersion, (byte) 1, null);
    Assert.assertEquals(physicalPosition.clusterPosition, 0);
    int updateRecordVersion = 0;
    updateRecordVersion = -2;
    smallRecord = new byte[] { 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3 };
    paginatedCluster.updateRecord(physicalPosition.clusterPosition, smallRecord, updateRecordVersion, (byte) 2);
    ORawBuffer rawBuffer = paginatedCluster.readRecord(physicalPosition.clusterPosition, false);
    Assert.assertNotNull(rawBuffer);
    Assert.assertEquals(rawBuffer.version, updateRecordVersion);
    Assert.assertEquals(rawBuffer.buffer, smallRecord);
    Assert.assertEquals(rawBuffer.recordType, 2);
}