Github user JPercivall commented on a diff in the pull request:
https://github.com/apache/nifi/pull/655#discussion_r71027523
--- Diff:
nifi-nar-bundles/nifi-datadog-bundle/nifi-datadog-reporting-task/src/main/java/org/apache/nifi/reporting/datadog/DDMetricRegistryBuilder.java
---
@@ -0,0 +1,71 @@
+package org.apache.nifi.reporting.datadog;
+
+import com.codahale.metrics.MetricRegistry;
+import org.apache.commons.lang3.RandomStringUtils;
+import org.coursera.metrics.datadog.DatadogReporter;
+import org.coursera.metrics.datadog.transport.UdpTransport;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Class configures MetricRegistry (passed outside or created from
scratch) with Datadog support
+ */
+public class DDMetricRegistryBuilder {
+
+ private long interval = 10;
+
+ private MetricRegistry metricRegistry = null;
+
+ private String name = null;
+
+ private List<String> tags = Arrays.asList();
+
+ public DDMetricRegistryBuilder setInterval(long interval) {
+ this.interval = interval;
+ return this;
+ }
+
+ public DDMetricRegistryBuilder setMetricRegistry(MetricRegistry
metricRegistry) {
+ this.metricRegistry = metricRegistry;
+ return this;
+ }
+
+ public DDMetricRegistryBuilder setName(String name) {
+ this.name = name;
+ return this;
+ }
+
+ public DDMetricRegistryBuilder setTags(List<String> tags) {
+ this.tags = tags;
+ return this;
+ }
+
+ public MetricRegistry build() throws IOException {
+ if(metricRegistry == null)
+ metricRegistry = new MetricRegistry();
+
+ if(name==null) {
+ name = RandomStringUtils.randomAlphanumeric(8);
+ }
+ DatadogReporter datadogReporter =
createDatadogReporter(this.metricRegistry);
+ datadogReporter.start(this.interval, TimeUnit.SECONDS);
+
+ return this.metricRegistry;
+ }
+
+ //create DataDog reporter
+ private DatadogReporter createDatadogReporter(MetricRegistry
metricRegistry) throws IOException {
+ UdpTransport udpTransport = new UdpTransport.Builder().build();
+ DatadogReporter reporter =
+ DatadogReporter.forRegistry(metricRegistry)
+ .withHost(InetAddress.getLocalHost().getHostName())
--- End diff --
Why can't this be made report to another host?
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