(#9297)

- move ConfiguredResourceAttributesHolder to javaagent-extension-api

Author: cleverchuk

instrumentation/log4j/log4j-context-data/log4j-context-data-2.17/library-autoconfigure/build.gradle.kts

@@ -5,7 +5,7 @@ plugins {
 base.archivesName.set("${base.archivesName.get()}-autoconfigure")
 
 dependencies {
-  compileOnly(project(":javaagent-bootstrap"))
+  compileOnly(project(":javaagent-extension-api"))
   library("org.apache.logging.log4j:log4j-core:2.17.0")
 
   testImplementation(project(":instrumentation:log4j:log4j-context-data:log4j-context-data-common:testing"))

instrumentation/log4j/log4j-context-data/log4j-context-data-2.17/library-autoconfigure/src/main/java/io/opentelemetry/instrumentation/log4j/contextdata/v2_17/OpenTelemetryContextDataProvider.java

@@ -15,7 +15,7 @@
 import io.opentelemetry.api.trace.SpanContext;
 import io.opentelemetry.context.Context;
 import io.opentelemetry.instrumentation.api.internal.ConfigPropertiesUtil;
-import io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder;
+import io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
@@ -41,7 +41,8 @@ public class OpenTelemetryContextDataProvider implements ContextDataProvider {
    */
   private static boolean isConfiguredResourceAttributeAccessible() {
     try {
-      Class.forName("io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder");
+      Class.forName(
+          "io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder");
       return true;
 
     } catch (ClassNotFoundException ok) {

instrumentation/log4j/log4j-context-data/log4j-context-data-2.7/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/log4j/contextdata/v2_7/SpanDecoratingContextDataInjector.java

@@ -14,7 +14,7 @@
 import io.opentelemetry.api.trace.Span;
 import io.opentelemetry.api.trace.SpanContext;
 import io.opentelemetry.context.Context;
-import io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder;
+import io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.bootstrap.internal.InstrumentationConfig;
 import java.util.List;
 import java.util.Map;

instrumentation/log4j/log4j-mdc-1.2/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/log4j/mdc/v1_2/LoggingEventInstrumentation.java

@@ -17,8 +17,8 @@
 import io.opentelemetry.api.trace.SpanContext;
 import io.opentelemetry.context.Context;
 import io.opentelemetry.instrumentation.api.util.VirtualField;
-import io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.bootstrap.Java8BytecodeBridge;
+import io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
 import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
 import net.bytebuddy.asm.Advice;

instrumentation/logback/logback-mdc-1.0/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/logback/mdc/v1_0/LoggingEventInstrumentation.java

@@ -23,8 +23,8 @@
 import io.opentelemetry.context.Context;
 import io.opentelemetry.instrumentation.api.util.VirtualField;
 import io.opentelemetry.instrumentation.logback.mdc.v1_0.internal.UnionMap;
-import io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.bootstrap.Java8BytecodeBridge;
+import io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
 import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
 import java.util.HashMap;

javaagent-bootstrap/src/test/java/io/opentelemetry/javaagent/bootstrap/ConfiguredResourceAttributesHolderTest.java

@@ -3,16 +3,21 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-package io.opentelemetry.javaagent.bootstrap;
+package io.opentelemetry.javaagent.bootstrap.internal;
 
 import static io.opentelemetry.api.common.AttributeKey.stringKey;
 
 import io.opentelemetry.api.common.Attributes;
-import io.opentelemetry.instrumentation.api.internal.ConfigPropertiesUtil;
+import java.util.Collections;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import javax.annotation.Nullable;
 
+/**
+ * This class is internal and is hence not for public use. Its APIs are unstable and can change at
+ * any time.
+ */
 public final class ConfiguredResourceAttributesHolder {
 
   private static final Map<String, String> resourceAttributes = new HashMap<>();
@@ -22,8 +27,9 @@ public static Map<String, String> getResourceAttributes() {
   }
 
   public static void initialize(Attributes resourceAttribute) {
-    String[] mdcResourceAttributes = getConfiguredAttributes();
-
+    List<String> mdcResourceAttributes =
+        InstrumentationConfig.get()
+            .getList("otel.instrumentation.mdc.resource-attributes", Collections.emptyList());
     for (String key : mdcResourceAttributes) {
       String value = resourceAttribute.get(stringKey(key));
       if (value != null) {
@@ -32,15 +38,6 @@ public static void initialize(Attributes resourceAttribute) {
     }
   }
 
-  private static String[] getConfiguredAttributes() {
-    String resourceAttributes =
-        ConfigPropertiesUtil.getString("otel.instrumentation.mdc.resource-attributes");
-    if (resourceAttributes == null) {
-      return new String[] {};
-    }
-    return resourceAttributes.split(",");
-  }
-
   @Nullable
   public static String getAttributeValue(String key) {
     return resourceAttributes.get(key);

javaagent-bootstrap/src/main/java/io/opentelemetry/javaagent/bootstrap/ConfiguredResourceAttributesHolder.java renamed to javaagent-extension-api/src/main/java/io/opentelemetry/javaagent/bootstrap/internal/ConfiguredResourceAttributesHolder.java

@@ -21,12 +21,12 @@
 import io.opentelemetry.javaagent.bootstrap.AgentClassLoader;
 import io.opentelemetry.javaagent.bootstrap.BootstrapPackagePrefixesHolder;
 import io.opentelemetry.javaagent.bootstrap.ClassFileTransformerHolder;
-import io.opentelemetry.javaagent.bootstrap.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.bootstrap.DefineClassHelper;
 import io.opentelemetry.javaagent.bootstrap.InstrumentedTaskClasses;
 import io.opentelemetry.javaagent.bootstrap.http.HttpServerResponseCustomizer;
 import io.opentelemetry.javaagent.bootstrap.http.HttpServerResponseCustomizerHolder;
 import io.opentelemetry.javaagent.bootstrap.http.HttpServerResponseMutator;
+import io.opentelemetry.javaagent.bootstrap.internal.ConfiguredResourceAttributesHolder;
 import io.opentelemetry.javaagent.bootstrap.internal.InstrumentationConfig;
 import io.opentelemetry.javaagent.extension.AgentListener;
 import io.opentelemetry.javaagent.extension.ignore.IgnoredTypesConfigurer;