add SdkTracerProviderUtil updator method

sdk/trace/src/main/java/io/opentelemetry/sdk/trace/internal/SdkTracerProviderUtil.java

@@ -7,6 +7,7 @@
 
 import io.opentelemetry.sdk.common.InstrumentationScopeInfo;
 import io.opentelemetry.sdk.internal.ScopeConfigurator;
+import io.opentelemetry.sdk.trace.SdkTracerProvider;
 import io.opentelemetry.sdk.trace.SdkTracerProviderBuilder;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
@@ -24,6 +25,22 @@ public final class SdkTracerProviderUtil {
 
   private SdkTracerProviderUtil() {}
 
+  /** Reflectively set the {@link ScopeConfigurator} to the {@link SdkTracerProvider}. */
+  public static void setScopeConfigurator(
+      SdkTracerProviderBuilder sdkTracerProvider,
+      ScopeConfigurator<TracerConfig> scopeConfigurator) {
+    try {
+      Method method =
+          SdkTracerProvider.class.getDeclaredMethod(
+              "setScopeConfigurator", ScopeConfigurator.class);
+      method.setAccessible(true);
+      method.invoke(sdkTracerProvider, scopeConfigurator);
+    } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
+      throw new IllegalStateException(
+          "Error calling setTracerConfigurator on SdkTracerProvider", e);
+    }
+  }
+
   /** Reflectively set the {@link ScopeConfigurator} to the {@link SdkTracerProviderBuilder}. */
   public static void setTracerConfigurator(
       SdkTracerProviderBuilder sdkTracerProviderBuilder,