make agent tracer available for spring starter

Author: zeitlinger

sdk-autoconfigure-support/build.gradle.kts

@@ -10,4 +10,5 @@ dependencies {
 
   compileOnly("com.google.code.findbugs:annotations")
   testCompileOnly("com.google.code.findbugs:annotations")
+  testImplementation(project(":testing-common"))
 }

sdk-autoconfigure-support/src/main/java/io/opentelemetry/instrumentation/tracer/AgentTracerProviderConfigurer.java

@@ -30,7 +30,9 @@ public void customize(AutoConfigurationCustomizer autoConfigurationCustomizer) {
   @CanIgnoreReturnValue
   private static SdkTracerProviderBuilder configure(
       SdkTracerProviderBuilder sdkTracerProviderBuilder, ConfigProperties config) {
-    if (!config.getBoolean(AgentInstaller.JAVAAGENT_ENABLED_CONFIG, true)) {
+    // Spring starter uses "otel.sdk.disabled" to disable the SDK, but this check is enabled
+    // by default - so it shouldn't impact the Spring starter.
+    if (!config.getBoolean("otel.javaagent.enabled", true)) {
       return sdkTracerProviderBuilder;
     }
 

javaagent-tooling/src/test/groovy/io/opentelemetry/javaagent/tooling/AddThreadDetailsSpanProcessorTest.groovy renamed to sdk-autoconfigure-support/src/test/java/io/opentelemetry/instrumentation/tracer/AddThreadDetailsSpanProcessorTest.groovy

@@ -3,10 +3,9 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-package io.opentelemetry.javaagent.tooling
+package io.opentelemetry.instrumentation.tracer
 
 import io.opentelemetry.context.Context
-import io.opentelemetry.instrumentation.tracer.AddThreadDetailsSpanProcessor
 import io.opentelemetry.sdk.trace.ReadWriteSpan
 import io.opentelemetry.semconv.incubating.ThreadIncubatingAttributes
 import spock.lang.Specification