Java Code Examples for com.google.monitoring.v3.ProjectName#of()

/** Returns the first page of all metric descriptors. */
void listMetricDescriptors() throws IOException {
  // [START monitoring_list_descriptors]
  // Your Google Cloud Platform project ID
  String projectId = System.getProperty("projectId");

  final MetricServiceClient client = MetricServiceClient.create();
  ProjectName name = ProjectName.of(projectId);

  ListMetricDescriptorsRequest request =
      ListMetricDescriptorsRequest.newBuilder().setName(name.toString()).build();
  ListMetricDescriptorsPagedResponse response = client.listMetricDescriptors(request);

  System.out.println("Listing descriptors: ");

  for (MetricDescriptor d : response.iterateAll()) {
    System.out.println(d.getName() + " " + d.getDisplayName());
  }
  // [END monitoring_list_descriptors]
}
 

/** Gets all monitored resource descriptors. */
void listMonitoredResources() throws IOException {
  // [START monitoring_list_resources]
  // Your Google Cloud Platform project ID
  String projectId = System.getProperty("projectId");

  final MetricServiceClient client = MetricServiceClient.create();
  ProjectName name = ProjectName.of(projectId);

  ListMonitoredResourceDescriptorsRequest request =
      ListMonitoredResourceDescriptorsRequest.newBuilder().setName(name.toString()).build();

  System.out.println("Listing monitored resource descriptors: ");

  ListMonitoredResourceDescriptorsPagedResponse response =
      client.listMonitoredResourceDescriptors(request);

  for (MonitoredResourceDescriptor d : response.iterateAll()) {
    System.out.println(d.getType());
  }
  // [END monitoring_list_resources]
}
 

/**
 * Creates a metric descriptor.
 *
 * <p>See:
 * https://cloud.google.com/monitoring/api/ref_v3/rest/v3/projects.metricDescriptors/create
 *
 * @param type The metric type
 */
void createMetricDescriptor(String type) throws IOException {
  // [START monitoring_create_metric]
  // Your Google Cloud Platform project ID
  String projectId = System.getProperty("projectId");
  String metricType = CUSTOM_METRIC_DOMAIN + "/" + type;

  final MetricServiceClient client = MetricServiceClient.create();
  ProjectName name = ProjectName.of(projectId);

  MetricDescriptor descriptor =
      MetricDescriptor.newBuilder()
          .setType(metricType)
          .addLabels(
              LabelDescriptor.newBuilder()
                  .setKey("store_id")
                  .setValueType(LabelDescriptor.ValueType.STRING))
          .setDescription("This is a simple example of a custom metric.")
          .setMetricKind(MetricDescriptor.MetricKind.GAUGE)
          .setValueType(MetricDescriptor.ValueType.DOUBLE)
          .build();

  CreateMetricDescriptorRequest request =
      CreateMetricDescriptorRequest.newBuilder()
          .setName(name.toString())
          .setMetricDescriptor(descriptor)
          .build();

  client.createMetricDescriptor(request);
  // [END monitoring_create_metric]
}
 

/** Demonstrates listing time series headers. */
void listTimeSeriesHeaders() throws IOException {
  // [START monitoring_read_timeseries_fields]
  MetricServiceClient metricServiceClient = MetricServiceClient.create();
  String projectId = System.getProperty("projectId");
  ProjectName name = ProjectName.of(projectId);

  // Restrict time to last 20 minutes
  long startMillis = System.currentTimeMillis() - ((60 * 20) * 1000);
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setStartTime(Timestamps.fromMillis(startMillis))
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();

  ListTimeSeriesRequest.Builder requestBuilder =
      ListTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .setFilter("metric.type=\"compute.googleapis.com/instance/cpu/utilization\"")
          .setInterval(interval)
          .setView(ListTimeSeriesRequest.TimeSeriesView.HEADERS);

  ListTimeSeriesRequest request = requestBuilder.build();

  ListTimeSeriesPagedResponse response = metricServiceClient.listTimeSeries(request);

  System.out.println("Got timeseries headers: ");
  for (TimeSeries ts : response.iterateAll()) {
    System.out.println(ts);
  }
  // [END monitoring_read_timeseries_fields]
}
 

/** Demonstrates listing time series using a filter. */
void listTimeSeries(String filter) throws IOException {
  // [START monitoring_read_timeseries_simple]
  MetricServiceClient metricServiceClient = MetricServiceClient.create();
  String projectId = System.getProperty("projectId");
  ProjectName name = ProjectName.of(projectId);

  // Restrict time to last 20 minutes
  long startMillis = System.currentTimeMillis() - ((60 * 20) * 1000);
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setStartTime(Timestamps.fromMillis(startMillis))
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();

  ListTimeSeriesRequest.Builder requestBuilder =
      ListTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .setFilter(filter)
          .setInterval(interval);

  ListTimeSeriesRequest request = requestBuilder.build();

  ListTimeSeriesPagedResponse response = metricServiceClient.listTimeSeries(request);

  System.out.println("Got timeseries: ");
  for (TimeSeries ts : response.iterateAll()) {
    System.out.println(ts);
  }
  // [END monitoring_read_timeseries_simple]
}
 

/** Demonstrates listing time series and aggregating them. */
void listTimeSeriesAggregrate() throws IOException {
  // [START monitoring_read_timeseries_align]
  MetricServiceClient metricServiceClient = MetricServiceClient.create();
  String projectId = System.getProperty("projectId");
  ProjectName name = ProjectName.of(projectId);

  // Restrict time to last 20 minutes
  long startMillis = System.currentTimeMillis() - ((60 * 20) * 1000);
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setStartTime(Timestamps.fromMillis(startMillis))
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();

  Aggregation aggregation =
      Aggregation.newBuilder()
          .setAlignmentPeriod(Duration.newBuilder().setSeconds(600).build())
          .setPerSeriesAligner(Aggregation.Aligner.ALIGN_MEAN)
          .build();

  ListTimeSeriesRequest.Builder requestBuilder =
      ListTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .setFilter("metric.type=\"compute.googleapis.com/instance/cpu/utilization\"")
          .setInterval(interval)
          .setAggregation(aggregation);

  ListTimeSeriesRequest request = requestBuilder.build();

  ListTimeSeriesPagedResponse response = metricServiceClient.listTimeSeries(request);

  System.out.println("Got timeseries: ");
  for (TimeSeries ts : response.iterateAll()) {
    System.out.println(ts);
  }
  // [END monitoring_read_timeseries_align]
}
 

/** Demonstrates listing time series and aggregating and reducing them. */
void listTimeSeriesReduce() throws IOException {
  // [START monitoring_read_timeseries_reduce]
  MetricServiceClient metricServiceClient = MetricServiceClient.create();
  String projectId = System.getProperty("projectId");
  ProjectName name = ProjectName.of(projectId);

  // Restrict time to last 20 minutes
  long startMillis = System.currentTimeMillis() - ((60 * 20) * 1000);
  TimeInterval interval =
      TimeInterval.newBuilder()
          .setStartTime(Timestamps.fromMillis(startMillis))
          .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
          .build();

  Aggregation aggregation =
      Aggregation.newBuilder()
          .setAlignmentPeriod(Duration.newBuilder().setSeconds(600).build())
          .setPerSeriesAligner(Aggregation.Aligner.ALIGN_MEAN)
          .setCrossSeriesReducer(Aggregation.Reducer.REDUCE_MEAN)
          .build();

  ListTimeSeriesRequest.Builder requestBuilder =
      ListTimeSeriesRequest.newBuilder()
          .setName(name.toString())
          .setFilter("metric.type=\"compute.googleapis.com/instance/cpu/utilization\"")
          .setInterval(interval)
          .setAggregation(aggregation);

  ListTimeSeriesRequest request = requestBuilder.build();

  ListTimeSeriesPagedResponse response = metricServiceClient.listTimeSeries(request);

  System.out.println("Got timeseries: ");
  for (TimeSeries ts : response.iterateAll()) {
    System.out.println(ts);
  }
  // [END monitoring_read_timeseries_reduce]
}
 

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);
  }
}
 

/**
 * 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();
}