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Example 1 with CURRENT_LOG_FORMAT_VERSION

use of org.neo4j.kernel.impl.transaction.log.entry.LogVersions.CURRENT_LOG_FORMAT_VERSION in project neo4j by neo4j.

the class TransactionLogsRecoveryTest method writeSomeDataWithVersion.

private void writeSomeDataWithVersion(Path file, Visitor<Pair<LogEntryWriter, Consumer<LogPositionMarker>>, IOException> visitor, KernelVersion version) throws IOException {
    try (LogVersionedStoreChannel versionedStoreChannel = new PhysicalLogVersionedStoreChannel(fileSystem.write(file), logVersion, CURRENT_LOG_FORMAT_VERSION, file, EMPTY_ACCESSOR);
        PositionAwarePhysicalFlushableChecksumChannel writableLogChannel = new PositionAwarePhysicalFlushableChecksumChannel(versionedStoreChannel, new HeapScopedBuffer(1, KibiByte, INSTANCE))) {
        writeLogHeader(writableLogChannel, new LogHeader(logVersion, 2L, StoreId.UNKNOWN));
        writableLogChannel.beginChecksum();
        Consumer<LogPositionMarker> consumer = marker -> {
            try {
                writableLogChannel.getCurrentPosition(marker);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        };
        LogEntryWriter first = new LogEntryWriter(writableLogChannel, version);
        visitor.visit(Pair.of(first, consumer));
    }
}
Also used : HeapScopedBuffer(org.neo4j.io.memory.HeapScopedBuffer) Visitor(org.neo4j.internal.helpers.collection.Visitor) BeforeEach(org.junit.jupiter.api.BeforeEach) LifecycleAdapter(org.neo4j.kernel.lifecycle.LifecycleAdapter) MutableInt(org.apache.commons.lang3.mutable.MutableInt) Log(org.neo4j.logging.Log) DatabaseIdFactory.from(org.neo4j.kernel.database.DatabaseIdFactory.from) Assertions.assertThat(org.assertj.core.api.Assertions.assertThat) LogFilesBuilder(org.neo4j.kernel.impl.transaction.log.files.LogFilesBuilder) Config(org.neo4j.configuration.Config) LifeSupport(org.neo4j.kernel.lifecycle.LifeSupport) DatabaseLayout(org.neo4j.io.layout.DatabaseLayout) Mockito.verifyNoInteractions(org.mockito.Mockito.verifyNoInteractions) LogHeaderWriter.writeLogHeader(org.neo4j.kernel.impl.transaction.log.entry.LogHeaderWriter.writeLogHeader) LogEntryWriter(org.neo4j.kernel.impl.transaction.log.entry.LogEntryWriter) 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Aggregations

IOException (java.io.IOException)1 Files (java.nio.file.Files)1 Path (java.nio.file.Path)1 Instant (java.time.Instant)1 UUID.randomUUID (java.util.UUID.randomUUID)1 AtomicBoolean (java.util.concurrent.atomic.AtomicBoolean)1 Consumer (java.util.function.Consumer)1 ArrayUtils (org.apache.commons.lang3.ArrayUtils)1 ExceptionUtils.getRootCause (org.apache.commons.lang3.exception.ExceptionUtils.getRootCause)1 MutableInt (org.apache.commons.lang3.mutable.MutableInt)1 Assertions.assertThat (org.assertj.core.api.Assertions.assertThat)1 AfterEach (org.junit.jupiter.api.AfterEach)1 Assertions.assertEquals (org.junit.jupiter.api.Assertions.assertEquals)1 Assertions.assertThrows (org.junit.jupiter.api.Assertions.assertThrows)1 Assertions.assertTrue (org.junit.jupiter.api.Assertions.assertTrue)1 Assertions.fail (org.junit.jupiter.api.Assertions.fail)1 BeforeEach (org.junit.jupiter.api.BeforeEach)1 Test (org.junit.jupiter.api.Test)1 ParameterizedTest (org.junit.jupiter.params.ParameterizedTest)1 CsvSource (org.junit.jupiter.params.provider.CsvSource)1