Examples with Timestamp org.opennms.newts.api.Timestamp used on opensource projects

Example 21 with Timestamp

use of org.opennms.newts.api.Timestamp in project newts by OpenNMS.

the class CassandraSampleRepository method select.

@Override
public Results<Sample> select(Context context, Resource resource, Optional<Timestamp> start, Optional<Timestamp> end) {
    Timer.Context timer = m_sampleSelectTimer.time();
    validateSelect(start, end);
    Timestamp upper = end.isPresent() ? end.get() : Timestamp.now();
    Timestamp lower = start.isPresent() ? start.get() : upper.minus(Duration.seconds(86400));
    LOG.debug("Querying database for resource {}, from {} to {}", resource, lower, upper);
    Results<Sample> samples = new Results<>();
    DriverAdapter driverAdapter = new DriverAdapter(cassandraSelect(context, resource, lower, upper));
    for (Row<Sample> row : driverAdapter) {
        samples.addRow(row);
    }
    LOG.debug("{} results returned from database", driverAdapter.getResultCount());
    m_samplesSelected.mark(driverAdapter.getResultCount());
    try {
        return samples;
    } finally {
        timer.stop();
    }
}

Example 22 with Timestamp

use of org.opennms.newts.api.Timestamp in project newts by OpenNMS.

the class RateTest method test.

@Test
public void test() {
    Results<Sample> input = new Results<>();
    int rows = 10, cols = 2, rate = 100;
    for (int i = 1; i <= rows; i++) {
        Timestamp t = Timestamp.fromEpochMillis(i * 1000);
        for (int j = 0; j < cols; j++) {
            input.addElement(new Sample(t, m_resource, m_metrics[j], COUNTER, new Counter((i + j) * rate)));
        }
    }
    Iterator<Results.Row<Sample>> output = new Rate(input.iterator(), getMetrics(cols)).iterator();
    for (int i = 1; i <= rows; i++) {
        assertTrue("Insufficient number of results", output.hasNext());
        Results.Row<Sample> row = output.next();
        assertEquals("Unexpected row timestamp", Timestamp.fromEpochMillis(i * 1000), row.getTimestamp());
        assertEquals("Unexpected row resource", m_resource, row.getResource());
        assertEquals("Unexpected number of columns", cols, row.getElements().size());
        for (int j = 0; j < cols; j++) {
            String name = m_metrics[j];
            assertNotNull("Missing sample" + name, row.getElement(name));
            assertEquals("Unexpected sample name", name, row.getElement(name).getName());
            assertEquals("Unexpected sample type", GAUGE, row.getElement(name).getType());
            // Samples in the first row are null, this is normal.
            if (i != 1) {
                assertEquals("Incorrect rate value", 100.0d, row.getElement(name).getValue().doubleValue(), 0.0d);
            }
        }
    }
}

Example 23 with Timestamp

use of org.opennms.newts.api.Timestamp in project newts by OpenNMS.

the class Aggregation method inRange.

// true if the working input Row is within the Range of the next output Row; false otherwise
private boolean inRange() {
    if (m_working == null || m_nextOut == null) {
        return false;
    }
    Timestamp rangeUpper = m_nextOut.getTimestamp();
    Timestamp rangeLower = m_nextOut.getTimestamp().minus(m_resolution);
    return m_working.getTimestamp().lte(rangeUpper) && m_working.getTimestamp().gt(rangeLower);
}

Example 24 with Timestamp

use of org.opennms.newts.api.Timestamp in project opennms by OpenNMS.

the class NewtsConverterTest method canConvertCounterToSample.

public void canConvertCounterToSample() {
    Resource resource = new Resource("resource", Optional.absent());
    DS ds = new DS();
    ds.setType(DSType.COUNTER);
    Timestamp timestamp = Timestamp.fromEpochSeconds(0);
    NewtsConverter.toSample(ds, resource, timestamp, UnsignedLong.MAX_VALUE.doubleValue());
}