Finish snippets

Author: Bill Prin

monitoring/cloud-client/src/main/java/com/example/monitoring/QuickstartSample.java

@@ -18,11 +18,13 @@
 
 // [START monitoring_quickstart]
 import com.google.api.Metric;
+import com.google.api.MetricDescriptor;
 import com.google.api.MonitoredResource;
 
 // Imports the Google Cloud client library
 import com.google.cloud.monitoring.spi.v3.MetricServiceClient;
 
+import com.google.monitoring.v3.CreateMetricDescriptorRequest;
 import com.google.monitoring.v3.CreateTimeSeriesRequest;
 import com.google.monitoring.v3.Point;
 import com.google.monitoring.v3.ProjectName;
@@ -49,6 +51,17 @@ public static void main(String... args) throws Exception {
     // Instantiates a client
     MetricServiceClient metricServiceClient = MetricServiceClient.create();
 
+    final String metricType = "custom.googleapis.com/stores/daily_sales";
+
+    // Create the metric descriptor
+    MetricDescriptor descriptor = MetricDescriptor.newBuilder()
+        .setType(metricType)
+        .setDescription("This is a simple example of a custom metric.")
+        .setMetricKind(MetricDescriptor.MetricKind.GAUGE)
+        .setValueType(MetricDescriptor.ValueType.DOUBLE)
+        .build();
+
+
     // Prepares an individual data point
     TimeInterval interval = TimeInterval.newBuilder()
         .setEndTime(Timestamps.fromMillis(System.currentTimeMillis()))
@@ -66,7 +79,14 @@ public static void main(String... args) throws Exception {
 
     ProjectName name = ProjectName.create(projectId);
 
-    // Prepares the metric descriptor
+    CreateMetricDescriptorRequest request = CreateMetricDescriptorRequest.newBuilder()
+        .setNameWithProjectName(name)
+        .setMetricDescriptor(descriptor)
+        .build();
+
+    metricServiceClient.createMetricDescriptor(request);
+
+    // Prepares the metric
     Map<String, String> metricLabels = new HashMap<String, String>();
     metricLabels.put("store_id", "Pittsburg");
     Metric metric = Metric.newBuilder()