suppress instrumentation: move to api + generic context key

context/src/main/java/io/opentelemetry/context/internal/InstrumentationUtil.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.context.internal;
+
+import io.opentelemetry.context.Context;
+import io.opentelemetry.context.ContextKey;
+import java.util.Objects;
+
+/**
+ * This class is internal and is hence not for public use. Its APIs are unstable and can change at
+ * any time.
+ */
+public final class InstrumentationUtil {
+  private static final ContextKey<Boolean> SUPPRESS_INSTRUMENTATION_KEY =
+      ContextKey.named("suppress_instrumentation");
+
+  private InstrumentationUtil() {}
+
+  /**
+   * Adds a Context boolean key that will allow to identify HTTP calls coming from OTel exporters.
+   * The key later be checked by an automatic instrumentation to avoid tracing OTel exporter's
+   * calls.
+   */
+  public static void suppressInstrumentation(Runnable runnable) {
+    Context.current().with(SUPPRESS_INSTRUMENTATION_KEY, true).wrap(runnable).run();
+  }
+
+  /**
+   * Checks if an automatic instrumentation should be suppressed with the provided Context.
+   *
+   * @return TRUE to suppress the automatic instrumentation, FALSE to continue with the
+   *     instrumentation.
+   */
+  public static boolean shouldSuppressInstrumentation(Context context) {
+    return Objects.equals(context.get(SUPPRESS_INSTRUMENTATION_KEY), true);
+  }
+}

exporters/common/src/test/java/io/opentelemetry/exporter/internal/InstrumentationUtilTest.java → context/src/test/java/io/opentelemetry/context/internal/InstrumentationUtilTest.java

@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-package io.opentelemetry.exporter.internal;
+package io.opentelemetry.context.internal;
 
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;

exporters/common/src/main/java/io/opentelemetry/exporter/internal/InstrumentationUtil.java

@@ -6,16 +6,15 @@
 package io.opentelemetry.exporter.internal;
 
 import io.opentelemetry.context.Context;
-import io.opentelemetry.context.ContextKey;
-import java.util.Objects;
 
 /**
  * This class is internal and is hence not for public use. Its APIs are unstable and can change at
- * any time.
+ * any time
+ *
+ * @deprecated use {@link io.opentelemetry.context.internal.InstrumentationUtil} instead
  */
+@Deprecated
 public final class InstrumentationUtil {
-  private static final ContextKey<Boolean> SUPPRESS_INSTRUMENTATION_KEY =
-      ContextKey.named("suppress_internal_exporter_instrumentation");
 
   private InstrumentationUtil() {}
 
@@ -25,7 +24,7 @@ private InstrumentationUtil() {}
    * calls.
    */
   public static void suppressInstrumentation(Runnable runnable) {
-    Context.current().with(SUPPRESS_INSTRUMENTATION_KEY, true).wrap(runnable).run();
+    io.opentelemetry.context.internal.InstrumentationUtil.suppressInstrumentation(runnable);
   }
 
   /**
@@ -35,6 +34,7 @@ public static void suppressInstrumentation(Runnable runnable) {
    *     instrumentation.
    */
   public static boolean shouldSuppressInstrumentation(Context context) {
-    return Objects.equals(context.get(SUPPRESS_INSTRUMENTATION_KEY), true);
+    return io.opentelemetry.context.internal.InstrumentationUtil.shouldSuppressInstrumentation(
+        context);
   }
 }

exporters/sender/okhttp/src/main/java/io/opentelemetry/exporter/sender/okhttp/internal/OkHttpGrpcSender.java

@@ -23,7 +23,7 @@
 
 package io.opentelemetry.exporter.sender.okhttp.internal;
 
-import io.opentelemetry.exporter.internal.InstrumentationUtil;
+import io.opentelemetry.context.internal.InstrumentationUtil;
 import io.opentelemetry.exporter.internal.RetryUtil;
 import io.opentelemetry.exporter.internal.compression.Compressor;
 import io.opentelemetry.exporter.internal.grpc.GrpcExporterUtil;

exporters/sender/okhttp/src/main/java/io/opentelemetry/exporter/sender/okhttp/internal/OkHttpHttpSender.java

@@ -5,7 +5,7 @@
 
 package io.opentelemetry.exporter.sender.okhttp.internal;
 
-import io.opentelemetry.exporter.internal.InstrumentationUtil;
+import io.opentelemetry.context.internal.InstrumentationUtil;
 import io.opentelemetry.exporter.internal.RetryUtil;
 import io.opentelemetry.exporter.internal.auth.Authenticator;
 import io.opentelemetry.exporter.internal.compression.Compressor;

exporters/sender/okhttp/src/test/java/io/opentelemetry/exporter/sender/okhttp/internal/AbstractOkHttpSuppressionTest.java

@@ -8,7 +8,7 @@
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import io.opentelemetry.context.Context;
-import io.opentelemetry.exporter.internal.InstrumentationUtil;
+import io.opentelemetry.context.internal.InstrumentationUtil;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.atomic.AtomicBoolean;
 import org.junit.jupiter.api.AfterEach;