Examples with Sample org.jrobin.core.Sample used on opensource projects

Example 6 with Sample

use of org.jrobin.core.Sample in project opennms by OpenNMS.

the class JRobinConverterTest method createMockSineRrds.

private void createMockSineRrds(final RrdBackendFactory factory) throws RrdException, IOException {
    final long start = (m_baseTime - (SECONDS_PER_DAY * 56L));
    initializeRrd(m_sineFull, new String[] { "a", "b" }, new String[] { "1:4032", "12:1488", "288:366" });
    initializeRrd(m_sineSourceA, new String[] { "a" }, new String[] { "1:8928", "12:8784" });
    initializeRrd(m_sineSourceB, new String[] { "b" }, new String[] { "1:8928", "12:8784" });
    final RrdDb sineFull;
    final RrdDb sineSourceA;
    final RrdDb sineSourceB;
    if (factory == null) {
        sineFull = new RrdDb(m_sineFull);
        sineSourceA = new RrdDb(m_sineSourceA);
        sineSourceB = new RrdDb(m_sineSourceB);
    } else {
        sineFull = new RrdDb(m_sineFull.getAbsolutePath(), factory);
        sineSourceA = new RrdDb(m_sineSourceA.getAbsolutePath(), factory);
        sineSourceB = new RrdDb(m_sineSourceB.getAbsolutePath(), factory);
    }
    Function bigSine = new Sin(start, 15, -10, SECONDS_PER_DAY * 7L);
    Function smallSine = new Sin(start, 7, 5, SECONDS_PER_DAY * 2L);
    Function bigSineCounter = new Counter(0, bigSine);
    Function smallSineCounter = new Counter(0, smallSine);
    long timestamp = start - 300L;
    for (; timestamp <= (m_baseTime - (SECONDS_PER_DAY * 28L)); timestamp += 300L) {
        Sample sampleA = sineSourceA.createSample(timestamp);
        sampleA.setValue("a", bigSineCounter.evaluate(timestamp));
        sampleA.update();
        Sample sampleB = sineSourceB.createSample(timestamp);
        sampleB.setValue("b", Double.NaN);
        sampleB.update();
    }
    for (; timestamp <= m_baseTime; timestamp += 300L) {
        Sample sampleA = sineFull.createSample(timestamp);
        sampleA.setValue("a", smallSineCounter.evaluate(timestamp));
        sampleA.update();
        Sample sampleB = sineSourceB.createSample(timestamp);
        sampleB.setValue("b", Double.NaN);
        sampleB.update();
    }
    sineFull.close();
    sineSourceA.close();
    sineSourceB.close();
}

Example 7 with Sample

use of org.jrobin.core.Sample in project opennms by OpenNMS.

the class JRobinRrdStrategyTest method testSampleSetFloatingPointValueGood.

@Test
public void testSampleSetFloatingPointValueGood() throws Exception {
    File rrdFile = createRrdFile();
    RrdDb openedFile = m_strategy.openFile(rrdFile.getAbsolutePath());
    Sample sample = openedFile.createSample();
    sample.set("N:1.234");
    m_strategy.closeFile(openedFile);
    double[] values = sample.getValues();
    assertEquals("values list size", 1, values.length);
    assertEquals("values item 0", 1.234, values[0], 0.0);
}

Example 8 with Sample

use of org.jrobin.core.Sample in project opennms by OpenNMS.

the class JRobinRrdStrategyTest method testSampleSetFloatingPointValueWithExtraJunk.

/**
     * This test fails because of
     * <a href="http://bugzilla.opennms.org/show_bug.cgi?id=2272">bug #2272</a>
     * in org.jrobin.core.Sample.
     */
@Test
@Ignore("fails due to bug 2272")
public void testSampleSetFloatingPointValueWithExtraJunk() throws Exception {
    File rrdFile = createRrdFile();
    RrdDb openedFile = m_strategy.openFile(rrdFile.getAbsolutePath());
    Sample sample = openedFile.createSample();
    ThrowableAnticipator ta = new ThrowableAnticipator();
    ta.anticipate(new Exception("Some exception that complains about bogus data"));
    try {
        sample.set("N:1.234 extra junk");
    } catch (Throwable t) {
        ta.throwableReceived(t);
    } finally {
        m_strategy.closeFile(openedFile);
    }
    ta.verifyAnticipated();
}

Example 9 with Sample

use of org.jrobin.core.Sample in project opennms by OpenNMS.

the class JRobinRrdStrategyTest method testSampleSetFloatingPointValueWithComma.

/**
     * This test fails because of
     * <a href="http://bugzilla.opennms.org/show_bug.cgi?id=2272">bug #2272</a>
     * in org.jrobin.core.Sample.
     */
@Test
@Ignore("fails due to bug 2272")
public void testSampleSetFloatingPointValueWithComma() throws Exception {
    File rrdFile = createRrdFile();
    RrdDb openedFile = m_strategy.openFile(rrdFile.getAbsolutePath());
    Sample sample = openedFile.createSample();
    sample.set("N:1,234");
    m_strategy.closeFile(openedFile);
    double[] values = sample.getValues();
    assertEquals("values list size", 1, values.length);
    assertEquals("values item 0", 1.234, values[0], 0.0);
}