rename to agent tracer customizer - it's not reusable

Author: zeitlinger

sdk-autoconfigure-support/src/main/java/io/opentelemetry/instrumentation/thread/ThreadDetailsComponentProvider.java renamed to javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/AgentTracerComponentProvider.java

@@ -1,10 +1,13 @@
-package io.opentelemetry.instrumentation.thread;
+package io.opentelemetry.javaagent.tooling;
 
+import com.google.auto.service.AutoService;
 import io.opentelemetry.api.incubator.config.DeclarativeConfigProperties;
+import io.opentelemetry.instrumentation.thread.AddThreadDetailsSpanProcessor;
 import io.opentelemetry.sdk.autoconfigure.spi.internal.ComponentProvider;
 import io.opentelemetry.sdk.trace.SpanProcessor;
 
-public class ThreadDetailsComponentProvider implements ComponentProvider<SpanProcessor> {
+@AutoService(ComponentProvider.class)
+public class AgentTracerComponentProvider implements ComponentProvider<SpanProcessor> {
   @Override
   public String getName() {
     return "thread_details";

sdk-autoconfigure-support/src/main/java/io/opentelemetry/instrumentation/thread/ThreadDetailsConfigurationCustomizerProvider.java renamed to javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/AgentTracerCustomizerProvider.java

@@ -1,11 +1,15 @@
-package io.opentelemetry.instrumentation.thread;
+package io.opentelemetry.javaagent.tooling;
 
+import com.google.auto.service.AutoService;
 import io.opentelemetry.sdk.extension.incubator.fileconfig.DeclarativeConfigurationCustomizer;
 import io.opentelemetry.sdk.extension.incubator.fileconfig.DeclarativeConfigurationCustomizerProvider;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.ExperimentalLanguageSpecificInstrumentationModel;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.InstrumentationModel;
 import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.SpanProcessorModel;
 import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.TracerProviderModel;
 
-public class ThreadDetailsConfigurationCustomizerProvider
+@AutoService(DeclarativeConfigurationCustomizerProvider.class)
+public class AgentTracerCustomizerProvider
     implements DeclarativeConfigurationCustomizerProvider {
   @Override
   public void customize(DeclarativeConfigurationCustomizer customizer) {
@@ -15,6 +19,13 @@ public void customize(DeclarativeConfigurationCustomizer customizer) {
           if (tracerProvider == null) {
             return model;
           }
+          InstrumentationModel instrumentationModel = model.getInstrumentationDevelopment();
+          ExperimentalLanguageSpecificInstrumentationModel java = instrumentationModel.getJava();
+          // todo how to get the "add_thread_details" from the config?
+          // do we need a ConfigProvider?
+
+          // todo also add logging like in AgentTracerProviderConfigurer
+
           tracerProvider
               .getProcessors()
               .add(new SpanProcessorModel().withAdditionalProperty("thread_details", null));

javaagent-tooling/src/test/java/io/opentelemetry/javaagent/tooling/AgentTracerComponentProviderTest.java

@@ -0,0 +1,25 @@
+package io.opentelemetry.javaagent.tooling;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import io.opentelemetry.sdk.OpenTelemetrySdk;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.DeclarativeConfiguration;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.DeclarativeConfigurationBuilder;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.OpenTelemetryConfigurationModel;
+import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.TracerProviderModel;
+import org.junit.jupiter.api.Test;
+
+class AgentTracerComponentProviderTest {
+  @Test
+   void addSpanProcessor() {
+     OpenTelemetryConfigurationModel model =
+         new DeclarativeConfigurationBuilder().customizeModel(
+             new OpenTelemetryConfigurationModel()
+                 .withFileFormat("0.4")
+                 .withTracerProvider(new TracerProviderModel()));
+
+     try (OpenTelemetrySdk sdk = DeclarativeConfiguration.create(model)) {
+       assertThat(sdk.toString()).containsOnlyOnce("AddThreadDetailsSpanProcessor");
+     }
+   }
+}