Examples with NULL_PTR org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointStatus.NULL_PTR used on opensource projects

Example 1 with NULL_PTR

use of org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointStatus.NULL_PTR in project ignite by apache.

the class WalScannerTest method shouldFindCorrectRecordsForMoreThanOnePages.

/**
 * @throws Exception If failed.
 */
@Test
public void shouldFindCorrectRecordsForMoreThanOnePages() throws Exception {
    // given: Iterator with random value and value which should be find by scanner with several ids.
    long expPageId1 = 984;
    long expPageId2 = 9584;
    long expPageId3 = 98344;
    int grpId = 123;
    PageSnapshot expPageSnapshot = new PageSnapshot(new FullPageId(expPageId1, grpId), dummyPage(1024, expPageId1), 1024);
    CheckpointRecord expCheckpoint = new CheckpointRecord(new WALPointer(5738, 0, 0));
    FixCountRecord expDeltaPage1 = new FixCountRecord(grpId, expPageId2, 4);
    FixCountRecord expDeltaPage2 = new FixCountRecord(grpId, expPageId3, 4);
    WALIterator mockedIter = mockWalIterator(new IgniteBiTuple<>(NULL_PTR, expPageSnapshot), new IgniteBiTuple<>(NULL_PTR, new PageSnapshot(new FullPageId(455, grpId), dummyPage(1024, 455), 1024)), new IgniteBiTuple<>(NULL_PTR, expCheckpoint), new IgniteBiTuple<>(NULL_PTR, new MetastoreDataRecord("key", new byte[0])), new IgniteBiTuple<>(NULL_PTR, new PartitionMetaStateRecord(grpId, 1, OWNING, 1)), new IgniteBiTuple<>(NULL_PTR, expDeltaPage1), new IgniteBiTuple<>(NULL_PTR, new FixCountRecord(grpId, 98348, 4)), new IgniteBiTuple<>(NULL_PTR, new PartitionMetaStateRecord(grpId, 1, OWNING, 1)), new IgniteBiTuple<>(NULL_PTR, expDeltaPage2));
    IgniteWalIteratorFactory mockedFactory = mock(IgniteWalIteratorFactory.class);
    when(mockedFactory.iterator(any(IteratorParametersBuilder.class))).thenReturn(mockedIter);
    List<WALRecord> holder = new ArrayList<>();
    ScannerHandler recordCaptor = (rec) -> holder.add(rec.get2());
    Set<T2<Integer, Long>> groupAndPageIds = new HashSet<>();
    groupAndPageIds.add(new T2<>(grpId, expPageId1));
    groupAndPageIds.add(new T2<>(grpId, expPageId2));
    groupAndPageIds.add(new T2<>(grpId, expPageId3));
    // when: Scanning WAL for searching expected page.
    buildWalScanner(withIteratorParameters(), mockedFactory).findAllRecordsFor(groupAndPageIds).forEach(recordCaptor);
    // then: Should be find only expected value.
    assertEquals(4, holder.size());
    assertEquals(expPageSnapshot, holder.get(0));
    assertEquals(expCheckpoint, holder.get(1));
    assertEquals(expDeltaPage1, holder.get(2));
    assertEquals(expDeltaPage2, holder.get(3));
}

Example 2 with NULL_PTR

use of org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointStatus.NULL_PTR in project ignite by apache.

the class WalScannerTest method shouldFindCorrectRecords.

/**
 * @throws Exception If failed.
 */
@Test
public void shouldFindCorrectRecords() throws Exception {
    // given: Iterator with random value and value which should be find by scanner.
    long expPageId = 984;
    int grpId = 123;
    PageSnapshot expPageSnapshot = new PageSnapshot(new FullPageId(expPageId, grpId), dummyPage(1024, expPageId), 1024);
    CheckpointRecord expCheckpoint = new CheckpointRecord(new WALPointer(5738, 0, 0));
    FixCountRecord expDeltaPage = new FixCountRecord(grpId, expPageId, 4);
    WALIterator mockedIter = mockWalIterator(new IgniteBiTuple<>(NULL_PTR, expPageSnapshot), new IgniteBiTuple<>(NULL_PTR, new PageSnapshot(new FullPageId(455, grpId), dummyPage(4096, 455), 1024)), new IgniteBiTuple<>(NULL_PTR, expCheckpoint), new IgniteBiTuple<>(NULL_PTR, new MetastoreDataRecord("key", new byte[0])), new IgniteBiTuple<>(NULL_PTR, new PartitionMetaStateRecord(grpId, 1, OWNING, 1)), new IgniteBiTuple<>(NULL_PTR, expDeltaPage), new IgniteBiTuple<>(NULL_PTR, new FixCountRecord(grpId, 98348, 4)));
    IgniteWalIteratorFactory mockedFactory = mock(IgniteWalIteratorFactory.class);
    when(mockedFactory.iterator(any(IteratorParametersBuilder.class))).thenReturn(mockedIter);
    // Test scanner handler for holding found value instead of printing its.
    List<WALRecord> holder = new ArrayList<>();
    ScannerHandler recordCaptor = (rec) -> holder.add(rec.get2());
    Set<T2<Integer, Long>> groupAndPageIds = new HashSet<>();
    groupAndPageIds.add(new T2<>(grpId, expPageId));
    // when: Scanning WAL for searching expected page.
    buildWalScanner(withIteratorParameters(), mockedFactory).findAllRecordsFor(groupAndPageIds).forEach(recordCaptor);
    // then: Should be find only expected value.
    assertEquals(holder.size(), 3);
    assertEquals(expPageSnapshot, holder.get(0));
    assertEquals(expCheckpoint, holder.get(1));
    assertEquals(expDeltaPage, holder.get(2));
}