Examples with DatabaseHealth org.neo4j.monitoring.DatabaseHealth used on opensource projects

Example 16 with DatabaseHealth

use of org.neo4j.monitoring.DatabaseHealth in project neo4j by neo4j.

the class LogFilesBuilderTest method buildDefaultContextWithDependencies.

@Test
void buildDefaultContextWithDependencies() throws IOException {
    SimpleLogVersionRepository logVersionRepository = new SimpleLogVersionRepository(2);
    SimpleTransactionIdStore transactionIdStore = new SimpleTransactionIdStore();
    DatabaseHealth databaseHealth = new DatabaseHealth(PanicEventGenerator.NO_OP, NullLog.getInstance());
    Dependencies dependencies = new Dependencies();
    dependencies.satisfyDependency(logVersionRepository);
    dependencies.satisfyDependency(transactionIdStore);
    dependencies.satisfyDependency(databaseHealth);
    TransactionLogFilesContext context = builder(databaseLayout, fileSystem).withDependencies(dependencies).withLogEntryReader(logEntryReader()).buildContext();
    assertEquals(fileSystem, context.getFileSystem());
    assertNotNull(context.getLogEntryReader());
    assertEquals(ByteUnit.mebiBytes(250), context.getRotationThreshold().get());
    assertEquals(databaseHealth, context.getDatabaseHealth());
    assertEquals(1, context.getLastCommittedTransactionId());
    assertEquals(2, context.getLogVersionRepository().getCurrentLogVersion());
}

Example 17 with DatabaseHealth

use of org.neo4j.monitoring.DatabaseHealth in project neo4j by neo4j.

the class RecordStorageEngineTest method panicOnExceptionDuringCommandsApply.

@Test
void panicOnExceptionDuringCommandsApply() {
    IllegalStateException failure = new IllegalStateException("Too many open files");
    RecordStorageEngine engine = storageEngineRule.getWith(fs, pageCache, databaseLayout).databaseHealth(databaseHealth).transactionApplierTransformer(facade -> transactionApplierFacadeTransformer(facade, failure)).build();
    CommandsToApply commandsToApply = mock(CommandsToApply.class);
    var exception = assertThrows(Exception.class, () -> engine.apply(commandsToApply, TransactionApplicationMode.INTERNAL));
    assertSame(failure, getRootCause(exception));
    verify(databaseHealth).panic(any(Throwable.class));
}