Merge pull request #12124 from Jon Schneider

* gh-12124:
  Polish "Bind StatsD queue gauges"
  Bind StatsD queue gauges

Author: wilkinsona

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/statsd/StatsdMetricsExportAutoConfiguration.java

@@ -20,6 +20,7 @@
 import io.micrometer.core.instrument.util.HierarchicalNameMapper;
 import io.micrometer.statsd.StatsdConfig;
 import io.micrometer.statsd.StatsdMeterRegistry;
+import io.micrometer.statsd.StatsdMetrics;
 
 import org.springframework.boot.actuate.autoconfigure.metrics.CompositeMeterRegistryAutoConfiguration;
 import org.springframework.boot.actuate.autoconfigure.metrics.MetricsAutoConfiguration;
@@ -70,4 +71,9 @@ public HierarchicalNameMapper hierarchicalNameMapper() {
 		return HierarchicalNameMapper.DEFAULT;
 	}
 
+	@Bean
+	public StatsdMetrics statsdMetrics() {
+		return new StatsdMetrics();
+	}
+
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/metrics/export/statsd/StatsdMetricsExportAutoConfigurationTests.java

@@ -56,12 +56,13 @@ public void backsOffWithoutAClock() {
 	}
 
 	@Test
-	public void autoConfiguresItsConfigMeterRegistryAndNameMapper() {
+	public void autoConfiguresItsConfigMeterRegistryNameMapperAndMetrics() {
 		this.contextRunner.withUserConfiguration(BaseConfiguration.class)
 				.run((context) -> assertThat(context)
 						.hasSingleBean(StatsdMeterRegistry.class)
 						.hasSingleBean(StatsdConfig.class)
-						.hasSingleBean(HierarchicalNameMapper.class));
+						.hasSingleBean(HierarchicalNameMapper.class)
+						.hasSingleBean(StatsdMetrics.class));
 	}
 
 	@Test