deps: Update OpenTelemetry Java Instrumentation 2.15.0 to 2.16.0

Signed-off-by: Thomas Vitale <ThomasVitale@users.noreply.github.com>

Author: ThomasVitale

arconia-opentelemetry/spring-boot-autoconfigure/arconia-opentelemetry-sdk-spring-boot-autoconfigure/src/main/java/io/arconia/opentelemetry/autoconfigure/sdk/metrics/exporter/otlp/OtlpMetricsExporterConfiguration.java

@@ -2,6 +2,7 @@
 
 import java.util.Locale;
 
+import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.exporter.otlp.http.metrics.OtlpHttpMetricExporter;
 import io.opentelemetry.exporter.otlp.http.metrics.OtlpHttpMetricExporterBuilder;
 import io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporter;
@@ -15,6 +16,7 @@
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
@@ -49,7 +51,7 @@ PropertiesOtlpMetricsConnectionDetails otlpMetricsConnectionDetails(OpenTelemetr
     @ConditionalOnMissingBean
     @ConditionalOnBean(OtlpMetricsConnectionDetails.class)
     @ConditionalOnProperty(prefix = OpenTelemetryMetricsExporterProperties.CONFIG_PREFIX + ".otlp", name = "protocol", havingValue = "http_protobuf", matchIfMissing = true)
-    OtlpHttpMetricExporter otlpHttpMetricExporter(OpenTelemetryExporterProperties commonProperties, OpenTelemetryMetricsExporterProperties properties, OtlpMetricsConnectionDetails connectionDetails) {
+    OtlpHttpMetricExporter otlpHttpMetricExporter(OpenTelemetryExporterProperties commonProperties, OpenTelemetryMetricsExporterProperties properties, OtlpMetricsConnectionDetails connectionDetails, ObjectProvider<MeterProvider> meterProvider) {
         OtlpHttpMetricExporterBuilder builder = OtlpHttpMetricExporter.builder()
                 .setEndpoint(connectionDetails.getUrl(Protocol.HTTP_PROTOBUF))
                 .setTimeout(properties.getOtlp().getTimeout() != null ? properties.getOtlp().getTimeout() : commonProperties.getOtlp().getTimeout())
@@ -59,6 +61,10 @@ OtlpHttpMetricExporter otlpHttpMetricExporter(OpenTelemetryExporterProperties co
                 .setMemoryMode(commonProperties.getMemoryMode());
         commonProperties.getOtlp().getHeaders().forEach(builder::addHeader);
         properties.getOtlp().getHeaders().forEach(builder::addHeader);
+        if (properties.getOtlp().isMetrics() != null && Boolean.TRUE.equals(properties.getOtlp().isMetrics())
+                || properties.getOtlp().isMetrics() == null && commonProperties.getOtlp().isMetrics()) {
+            meterProvider.ifAvailable(builder::setMeterProvider);
+        }
         logger.info("Configuring OpenTelemetry HTTP/Protobuf metric exporter with endpoint: {}", connectionDetails.getUrl(Protocol.HTTP_PROTOBUF));
         return builder.build();
     }
@@ -68,7 +74,7 @@ OtlpHttpMetricExporter otlpHttpMetricExporter(OpenTelemetryExporterProperties co
     @ConditionalOnMissingBean
     @ConditionalOnBean(OtlpMetricsConnectionDetails.class)
     @ConditionalOnProperty(prefix = OpenTelemetryMetricsExporterProperties.CONFIG_PREFIX + ".otlp", name = "protocol", havingValue = "grpc")
-    OtlpGrpcMetricExporter otlpGrpcMetricExporter(OpenTelemetryExporterProperties commonProperties, OpenTelemetryMetricsExporterProperties properties, OtlpMetricsConnectionDetails connectionDetails) {
+    OtlpGrpcMetricExporter otlpGrpcMetricExporter(OpenTelemetryExporterProperties commonProperties, OpenTelemetryMetricsExporterProperties properties, OtlpMetricsConnectionDetails connectionDetails, ObjectProvider<MeterProvider> meterProvider) {
         OtlpGrpcMetricExporterBuilder builder = OtlpGrpcMetricExporter.builder()
                 .setEndpoint(connectionDetails.getUrl(Protocol.GRPC))
                 .setTimeout(properties.getOtlp().getTimeout() != null ? properties.getOtlp().getTimeout() : commonProperties.getOtlp().getTimeout())
@@ -78,6 +84,10 @@ OtlpGrpcMetricExporter otlpGrpcMetricExporter(OpenTelemetryExporterProperties co
                 .setMemoryMode(commonProperties.getMemoryMode());
         commonProperties.getOtlp().getHeaders().forEach(builder::addHeader);
         properties.getOtlp().getHeaders().forEach(builder::addHeader);
+        if (properties.getOtlp().isMetrics() != null && Boolean.TRUE.equals(properties.getOtlp().isMetrics())
+                || properties.getOtlp().isMetrics() == null && commonProperties.getOtlp().isMetrics()) {
+            meterProvider.ifAvailable(builder::setMeterProvider);
+        }
         logger.info("Configuring OpenTelemetry gRPC metric exporter with endpoint: {}", connectionDetails.getUrl(Protocol.GRPC));
         return builder.build();
     }

docs/modules/opentelemetry/pages/instrumentation.adoc

@@ -35,15 +35,18 @@ Such instrumentation libraries can be customized via the configuration propertie
 |	`arconia.otel.instrumentation.enabled`
 |	`true`
 |	Whether OpenTelemetry instrumentation is globally enabled.
+
 |	`arconia.otel.instrumentation.logback-appender.enabled`
 |	`true`
-|	Whether OpenTelemetry instrumentation for the Logback Appender is enabled.
+|	Whether OpenTelemetry instrumentation for the Logback Appender is enabled. This instrumentation is provided by the OpenTelemetry Java Instrumentation project and is still experimental.
+
 |	`arconia.otel.instrumentation.micrometer.enabled`
 |	`true`
-|	Whether OpenTelemetry instrumentation for the Micrometer bridge is enabled.
+|	Whether OpenTelemetry instrumentation for the Micrometer bridge is enabled. This instrumentation is provided by the OpenTelemetry Java Instrumentation project and is still experimental.
+
 |	`arconia.otel.instrumentation.resource.enabled`
 |	`true`
-|	Whether OpenTelemetry instrumentation for the Resource is enabled.
+|	Whether OpenTelemetry instrumentation for the Resource is enabled. This instrumentation is provided by the OpenTelemetry Java Instrumentation project and is still experimental.
 |===
 
 Additional instrumentation libraries can be added to your project to enable more features and integrations with other libraries. Check out the https://opentelemetry.io/docs/languages/java/instrumentation/#library-instrumentation[OpenTelemetry documentation] for more information.

gradle.properties

@@ -8,7 +8,7 @@ org.gradle.parallel=true
 org.gradle.jvmargs=-Xmx8g
 
 jSpecifyVersion=1.0.0
-openTelemetryInstrumentationVersion=2.15.0
+openTelemetryInstrumentationVersion=2.16.0
 openTelemetrySemanticConventionsVersion=1.32.0
 redisTestcontainersVersion=2.2.4
 springAiVersion=1.0.0-RC1