Examples with ATimeSeriesDB de.invesdwin.context.persistence.timeseriesdb.ATimeSeriesDB used on opensource projects

Example 1 with ATimeSeriesDB

use of de.invesdwin.context.persistence.timeseriesdb.ATimeSeriesDB in project invesdwin-context-persistence by subes.

the class TimeseriesDBPerformanceTest method testTimeSeriesDbPerformance.

@Test
public void testTimeSeriesDbPerformance() throws IncompleteUpdateFoundException, InterruptedException {
    final ATimeSeriesDB<String, FDate> table = new ATimeSeriesDB<String, FDate>("testTimeSeriesDbPerformance") {

        @Override
        protected File getBaseDirectory() {
            return ContextProperties.TEMP_DIRECTORY;
        }

        @Override
        protected ISerde<FDate> newValueSerde() {
            return FDateSerde.GET;
        }

        @Override
        protected Integer newValueFixedLength() {
            return FDateSerde.FIXED_LENGTH;
        }

        @Override
        protected String innerHashKeyToString(final String key) {
            return "testTimeSeriesDbPerformance_" + key;
        }

        @Override
        protected FDate extractEndTime(final FDate value) {
            return value;
        }
    };
    final LoopInterruptedCheck loopCheck = new LoopInterruptedCheck(Duration.ONE_SECOND);
    final Instant writesStart = new Instant();
    final ATimeSeriesUpdater<String, FDate> updater = new ATimeSeriesUpdater<String, FDate>(HASH_KEY, table) {

        @Override
        protected ICloseableIterable<FDate> getSource(final FDate updateFrom) {
            return newValues();
        }

        @Override
        protected void onUpdateFinished(final Instant updateStart) {
            printProgress("WritesFinished", writesStart, VALUES, VALUES);
        }

        @Override
        protected void onUpdateStart() {
        }

        @Override
        protected FDate extractEndTime(final FDate element) {
            return element;
        }

        @Override
        protected void onFlush(final int flushIndex, final ATimeSeriesUpdater<String, FDate>.UpdateProgress updateProgress) {
            try {
                if (loopCheck.check()) {
                    printProgress("Writes", writesStart, updateProgress.getValueCount() * flushIndex, VALUES);
                }
            } catch (final InterruptedException e) {
                throw new RuntimeException(e);
            }
        }

        @Override
        public Percent getProgress() {
            return null;
        }
    };
    Assertions.checkTrue(updater.update());
    readIterator(table, "Cold", 1);
    readIterator(table, "Warm", READS);
    readGetLatest(table, "Cold", 1);
    readGetLatest(table, "Warm", READS);
}