Examples with KernelVersion org.neo4j.kernel.KernelVersion used on opensource projects

Example 11 with KernelVersion

use of org.neo4j.kernel.KernelVersion in project neo4j by neo4j.

the class SchemaStorage method streamAllSchemaRules.

@VisibleForTesting
Stream<SchemaRule> streamAllSchemaRules(boolean ignoreMalformed, CursorContext cursorContext) {
    long startId = schemaStore.getNumberOfReservedLowIds();
    long endId = schemaStore.getHighId();
    Stream<IndexDescriptor> nli = Stream.empty();
    KernelVersion currentVersion;
    try {
        currentVersion = versionSupplier.kernelVersion();
    } catch (IllegalStateException ignored) {
        // If KernelVersion is missing we are an older store.
        currentVersion = KernelVersion.V4_2;
    }
    if (currentVersion.isLessThan(KernelVersion.VERSION_IN_WHICH_TOKEN_INDEXES_ARE_INTRODUCED)) {
        nli = Stream.of(IndexDescriptor.INJECTED_NLI);
    }
    return Stream.concat(LongStream.range(startId, endId).mapToObj(id -> schemaStore.getRecord(id, schemaStore.newRecord(), RecordLoad.LENIENT_ALWAYS, cursorContext)).filter(AbstractBaseRecord::inUse).flatMap(record -> readSchemaRuleThrowingRuntimeException(record, ignoreMalformed, cursorContext)), nli);
}

Example 12 with KernelVersion

use of org.neo4j.kernel.KernelVersion in project neo4j by neo4j.

the class VersionAwareLogEntryReaderTest method shouldReadACommandLogEntry.

@Test
void shouldReadACommandLogEntry() throws IOException {
    // given
    KernelVersion version = LATEST;
    TestCommand testCommand = new TestCommand(new byte[] { 100, 101, 102 });
    final LogEntryCommand command = new LogEntryCommand(version, testCommand);
    final InMemoryClosableChannel channel = new InMemoryClosableChannel(true);
    channel.put(version.version());
    channel.put(LogEntryTypeCodes.COMMAND);
    testCommand.serialize(channel);
    // when
    final LogEntry logEntry = logEntryReader.readLogEntry(channel);
    // then
    assertEquals(command, logEntry);
}