How to use

getValue

method

in

org.opennms.newts.api.Sample

private static boolean isNaN(Sample sample) {
  return (sample.getType() == MetricType.GAUGE) && Double.isNaN(sample.getValue().doubleValue());
}

@Override
public String toString() {
  return String.format(
      "%s[timestamp=%s, context=%s, resource=%s, name=%s, type=%s, value=%s]",
      getClass().getSimpleName(),
      getTimestamp(),
      getContext(),
      getResource(),
      getName(),
      getType(),
      getValue());
}

@Override
public Sample call(Sample s) {
  Timestamp oldTs = s.getTimestamp();
  Timestamp newTs = Timestamp.fromEpochMillis(m_timeoffset + Math.round(oldTs.asMillis()/m_timescaleFactor));
  return new Sample(newTs, s.getResource(), s.getName(), s.getType(), s.getValue());
}

private Sample getRate(Sample sample) {
  ValueType<?> value = NAN;
  Sample previous = m_prevSamples.get(sample.getName());
  if (previous != null) {
    long elapsed = sample.getTimestamp().asSeconds() - previous.getTimestamp().asSeconds();
    try {
      value = new Gauge(sample.getValue().delta(previous.getValue()).doubleValue() / elapsed);
    } catch (ArithmeticException e) {
      value = NAN;
    }
  }
  return new Sample(sample.getTimestamp(), sample.getResource(), sample.getName(), GAUGE, value, sample.getAttributes());
}

private int go(String[] args) {
  m_parser.setUsageWidth(80);
  try {
    m_parser.parseArgument(args);
  }
  catch (CmdLineException e) {
    System.err.println(e.getMessage());
    printUsage(System.err);
    return 1;
  }
  if (m_needsHelp) {
    printUsage(System.out);
    return 0;
  }
  if (m_resource == null || m_metric == null) {
    System.err.println("Missing required argument(s)");
    printUsage(System.err);
    return 1;
  }
  System.out.printf("timestamp,%s%n", m_metric);
  for (Results.Row<Sample> row : m_repository.select(Context.DEFAULT_CONTEXT, m_resource, timestamp(m_start), timestamp(m_end))) {
    System.out.printf("%s,%.2f%n", row.getTimestamp().asDate(), row.getElement(m_metric).getValue().doubleValue());
  }
  return 0;
}

  ds.getHeartbeat(), current.getValue())
.accumlateAttrs(current.getAttributes());

  @Override
  public String call(List<Sample> samples) {
    JSONBuilder bldr = new JSONBuilder();
    for(Sample sample : samples) {
      if (isNaN(sample)) continue;
      //System.err.println("Importing: " + sample);
      bldr.newObject();
      bldr.attr("timestamp", sample.getTimestamp().asMillis());
      bldr.attr("resource", sample.getResource().getId());
      bldr.attr("name", sample.getName());
      bldr.attr("type", sample.getType().name());
      if (sample.getType() == MetricType.GAUGE) {
        bldr.attr("value", sample.getValue().doubleValue());
      } else {
        bldr.attr("value", sample.getValue().longValue());
      }
    }
    return bldr.toString();
  }
};

.value(SchemaConstants.F_COLLECTED, m.getTimestamp().asMillis())
.value(SchemaConstants.F_METRIC_NAME, m.getName())
.value(SchemaConstants.F_VALUE, ValueType.decompose(m.getValue()));