com.google.monitoring.v3.TypedValue Java Examples

private TimeSeries prepareMetric(MetricDescriptor requiredMetric, long metricValue) {
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();
  TypedValue value = TypedValue.newBuilder().setInt64Value(metricValue).build();

  Point point = Point.newBuilder().setInterval(interval).setValue(value).build();

  List<Point> pointList = Lists.newArrayList();
  pointList.add(point);

  Metric metric = Metric.newBuilder().setType(requiredMetric.getName()).build();

  return TimeSeries.newBuilder().setMetric(metric).addAllPoints(pointList).build();
}
 

@VisibleForTesting
static TypedValue createTypedValue(Value value) {
  return value.match(
      typedValueDoubleFunction,
      typedValueLongFunction,
      typedValueDistributionFunction,
      typedValueSummaryFunction,
      Functions.<TypedValue>throwIllegalArgumentException());
}
 

@Test
public void createTypedValue() {
  assertThat(StackdriverExportUtils.createTypedValue(DOUBLE_VALUE))
      .isEqualTo(TypedValue.newBuilder().setDoubleValue(1.1).build());
  assertThat(StackdriverExportUtils.createTypedValue(LONG_VALUE))
      .isEqualTo(TypedValue.newBuilder().setInt64Value(10000).build());
  assertThat(StackdriverExportUtils.createTypedValue(DISTRIBUTION_VALUE))
      .isEqualTo(
          TypedValue.newBuilder()
              .setDistributionValue(StackdriverExportUtils.createDistribution(DISTRIBUTION))
              .build());
}
 

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
    throws ServletException, IOException {
  JsonNode body = objectMapper.readTree(req.getReader());
  String name = body.path("name").asText();
  long token = body.path("token").asLong();

  logger.info("Creating Time series with name " + name + " and token " + token);

  MetricServiceClient serviceClient = MetricServiceClient.create();

  TimeSeries timeSeries =
      TimeSeries.newBuilder()
          .addPoints(Point.newBuilder()
              .setValue(TypedValue.newBuilder().setInt64Value(token))
              .setInterval(TimeInterval.newBuilder()
                .setEndTime(Timestamp.now().toProto())))
          .setMetric(Metric.newBuilder().setType(name))
          .build();

  serviceClient.createTimeSeries(
      ProjectName.create(ServiceOptions.getDefaultProjectId()),
      Collections.singletonList(timeSeries));

  resp.setContentType("text/plain");
  resp.getWriter().println("OK");
}
 

private void flush() {
  HashMap<IMonitoringEvent, Long> flushEvents = null;
  synchronized (aggregateEvents) {
    flushEvents = new HashMap<>(aggregateEvents);
    aggregateEvents.clear();
  }

  try {
    Timestamp flushTime = Timestamps.fromMillis(System.currentTimeMillis());

    List<TimeSeries> timeSeriesList = new ArrayList<>();
    for (IMonitoringEvent event : monitoredEvents) {
      TimeInterval interval = TimeInterval.newBuilder()
          .setEndTime(flushTime)
          .build();
      TypedValue value = TypedValue.newBuilder()
          .setInt64Value(flushEvents.getOrDefault(event, 0L))
          .build();
      Point point = Point.newBuilder()
          .setInterval(interval)
          .setValue(value)
          .build();

      List<Point> pointList = new ArrayList<>();
      pointList.add(point);

      Metric metric = Metric.newBuilder()
          .setType(event.getMetricName())
          .build();

      TimeSeries timeSeries = TimeSeries.newBuilder()
          .setMetric(metric)
          .setMetricKind(MetricDescriptor.MetricKind.GAUGE)
          .setResource(monitoredResource)
          .addAllPoints(pointList)
          .build();

      timeSeriesList.add(timeSeries);
    }

    ProjectName projectName = ProjectName.of(projectId);
    CreateTimeSeriesRequest request = CreateTimeSeriesRequest.newBuilder()
        .setName(projectName.toString())
        .addAllTimeSeries(timeSeriesList)
        .build();

    client.createTimeSeries(request);

    log.trace("Flushed {} non-zero time series", flushEvents.size());
    if (flushEvents.size() > 0) {
      log.info("Flushed: {}", flushEvents);
    }
  } catch (Throwable e) {
    log.error("Failed to flush time series", e);
  }
}
 

@Override
public TypedValue apply(Double arg) {
  TypedValue.Builder builder = TypedValue.newBuilder();
  builder.setDoubleValue(arg);
  return builder.build();
}
 

@Override
public TypedValue apply(Long arg) {
  TypedValue.Builder builder = TypedValue.newBuilder();
  builder.setInt64Value(arg);
  return builder.build();
}
 

@Override
public TypedValue apply(io.opencensus.metrics.export.Distribution arg) {
  TypedValue.Builder builder = TypedValue.newBuilder();
  return builder.setDistributionValue(createDistribution(arg)).build();
}
 

@Override
public TypedValue apply(Summary arg) {
  TypedValue.Builder builder = TypedValue.newBuilder();
  return builder.build();
}
 

@Test
public void createTypedValue_UnknownType() {
  assertThat(StackdriverExportUtils.createTypedValue(SUMMARY_VALUE))
      .isEqualTo(TypedValue.newBuilder().build());
}
 

/**
 * Demonstrates writing a time series value for the metric type
 * 'custom.google.apis.com/my_metric'.
 *
 * <p>This method assumes `my_metric` descriptor has already been created as a DOUBLE value_type
 * and GAUGE metric kind. If the metric descriptor doesn't exist, it will be auto-created.
 */
// CHECKSTYLE OFF: VariableDeclarationUsageDistance
void writeTimeSeries() throws IOException {
  // [START monitoring_write_timeseries]
  String projectId = System.getProperty("projectId");
  // Instantiates a client
  MetricServiceClient metricServiceClient = MetricServiceClient.create();

  // Prepares an individual data point
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();
  TypedValue value = TypedValue.newBuilder().setDoubleValue(123.45).build();
  Point point = Point.newBuilder().setInterval(interval).setValue(value).build();

  List<Point> pointList = new ArrayList<>();
  pointList.add(point);

  ProjectName name = ProjectName.of(projectId);

  // Prepares the metric descriptor
  Map<String, String> metricLabels = new HashMap<>();
  Metric metric =
      Metric.newBuilder()
          .setType("custom.googleapis.com/my_metric")
          .putAllLabels(metricLabels)
          .build();

  // Prepares the monitored resource descriptor
  Map<String, String> resourceLabels = new HashMap<>();
  resourceLabels.put("instance_id", "1234567890123456789");
  resourceLabels.put("zone", "us-central1-f");

  MonitoredResource resource =
      MonitoredResource.newBuilder().setType("gce_instance").putAllLabels(resourceLabels).build();

  // Prepares the time series request
  TimeSeries timeSeries =
      TimeSeries.newBuilder()
          .setMetric(metric)
          .setResource(resource)
          .addAllPoints(pointList)
          .build();

  List<TimeSeries> timeSeriesList = new ArrayList<>();
  timeSeriesList.add(timeSeries);

  CreateTimeSeriesRequest request =
      CreateTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .addAllTimeSeries(timeSeriesList)
          .build();

  // Writes time series data
  metricServiceClient.createTimeSeries(request);
  System.out.println("Done writing time series value.");
  // [END monitoring_write_timeseries]
}
 

public static void main(String... args) throws Exception {
  // Your Google Cloud Platform project ID
  String projectId = System.getProperty("projectId");

  if (projectId == null) {
    System.err.println("Usage: QuickstartSample -DprojectId=YOUR_PROJECT_ID");
    return;
  }

  // Instantiates a client
  MetricServiceClient metricServiceClient = MetricServiceClient.create();

  // Prepares an individual data point
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();
  TypedValue value = TypedValue.newBuilder().setDoubleValue(3.14).build();
  Point point = Point.newBuilder().setInterval(interval).setValue(value).build();

  List<Point> pointList = new ArrayList<>();
  pointList.add(point);

  ProjectName name = ProjectName.of(projectId);

  // Prepares the metric descriptor
  Map<String, String> metricLabels = new HashMap<String, String>();
  metricLabels.put("store_id", "Pittsburg");
  Metric metric =
      Metric.newBuilder()
          .setType("custom.googleapis.com/my_metric")
          .putAllLabels(metricLabels)
          .build();

  // Prepares the monitored resource descriptor
  Map<String, String> resourceLabels = new HashMap<String, String>();
  resourceLabels.put("instance_id", "1234567890123456789");
  resourceLabels.put("zone", "us-central1-f");
  MonitoredResource resource =
      MonitoredResource.newBuilder().setType("gce_instance").putAllLabels(resourceLabels).build();

  // Prepares the time series request
  TimeSeries timeSeries =
      TimeSeries.newBuilder()
          .setMetric(metric)
          .setResource(resource)
          .addAllPoints(pointList)
          .build();
  List<TimeSeries> timeSeriesList = new ArrayList<>();
  timeSeriesList.add(timeSeries);

  CreateTimeSeriesRequest request =
      CreateTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .addAllTimeSeries(timeSeriesList)
          .build();

  // Writes time series data
  metricServiceClient.createTimeSeries(request);

  System.out.printf("Done writing time series data.%n");

  metricServiceClient.close();
}