Examples with TransactionId org.neo4j.kernel.impl.store.TransactionId used on opensource projects

Example 21 with TransactionId

use of org.neo4j.kernel.impl.store.TransactionId in project neo4j by neo4j.

the class StoreMigratorTest method writeAndReadLastTxInformation.

@Test
public void writeAndReadLastTxInformation() throws IOException {
    StoreMigrator migrator = newStoreMigrator();
    TransactionId writtenTxId = new TransactionId(random.nextLong(), random.nextLong(), random.nextLong());
    migrator.writeLastTxInformation(directory.graphDbDir(), writtenTxId);
    TransactionId readTxId = migrator.readLastTxInformation(directory.graphDbDir());
    assertEquals(writtenTxId, readTxId);
}

Example 22 with TransactionId

use of org.neo4j.kernel.impl.store.TransactionId in project neo4j by neo4j.

the class StoreMigratorTest method shouldExtractTransactionInformationFromLegacyLogsWhenCantFindInStore.

@Test
public void shouldExtractTransactionInformationFromLegacyLogsWhenCantFindInStore() throws Exception {
    // given
    // ... variables
    long txId = 42;
    long checksum = 123456789123456789L;
    long timestamp = 919191919191919191L;
    TransactionId expected = new TransactionId(txId, checksum, timestamp);
    // ... and files
    PageCache pageCache = pageCacheRule.getPageCache(fileSystemRule.get());
    File storeDir = directory.graphDbDir();
    File neoStore = new File(storeDir, DEFAULT_NAME);
    neoStore.createNewFile();
    // ... and mocks
    Config config = mock(Config.class);
    LogService logService = mock(LogService.class);
    LegacyLogs legacyLogs = mock(LegacyLogs.class);
    when(legacyLogs.getTransactionInformation(storeDir, txId)).thenReturn(Optional.of(expected));
    // when
    // ... neoStore is empty and with migrator
    StoreMigrator migrator = new StoreMigrator(fileSystemRule.get(), pageCache, config, logService, schemaIndexProvider, legacyLogs);
    TransactionId actual = migrator.extractTransactionIdInformation(neoStore, storeDir, txId);
    // then
    assertEquals(expected, actual);
}

Example 23 with TransactionId

use of org.neo4j.kernel.impl.store.TransactionId in project neo4j by neo4j.

the class DeadSimpleTransactionIdStore method setLastCommittedAndClosedTransactionId.

@Override
public void setLastCommittedAndClosedTransactionId(long transactionId, long checksum, long commitTimestamp, long byteOffset, long logVersion) {
    committingTransactionId.set(transactionId);
    committedTransactionId.set(new TransactionId(transactionId, checksum, commitTimestamp));
    closedTransactionId.set(transactionId, new long[] { logVersion, byteOffset });
}