fix format and cmpl

Author: fandreuz

api/all/src/main/java/io/opentelemetry/api/GlobalOpenTelemetry.java

@@ -17,7 +17,6 @@
 import io.opentelemetry.context.propagation.ContextPropagators;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.logging.Level;
 import java.util.logging.Logger;
@@ -121,8 +120,8 @@ public static void set(OpenTelemetry openTelemetry) {
   /**
    * Sets the {@link OpenTelemetry} that should be the global instance.
    *
-   * <p>This method calls the given {@code supplier} and calls {@link #set(OpenTelemetry)}, all while holding the
-   * {@link GlobalOpenTelemetry} mutex.
+   * <p>This method calls the given {@code supplier} and calls {@link #set(OpenTelemetry)}, all
+   * while holding the {@link GlobalOpenTelemetry} mutex.
    */
   public static void set(Supplier<OpenTelemetry> supplier) {
     synchronized (mutex) {

sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/AutoConfiguredOpenTelemetrySdkBuilder.java

@@ -41,6 +41,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.BiFunction;
 import java.util.function.Function;
@@ -429,11 +430,13 @@ public AutoConfiguredOpenTelemetrySdk build() {
       return buildImpl();
     }
     AtomicReference<AutoConfiguredOpenTelemetrySdk> autoConfiguredRef = new AtomicReference<>();
-    GlobalOpenTelemetry.set(() -> {
-      autoConfiguredRef.set(buildImpl());
-      return autoConfiguredRef.get().getOpenTelemetrySdk();
-    });
-    return autoConfiguredRef.get();
+    GlobalOpenTelemetry.set(
+        () -> {
+          AutoConfiguredOpenTelemetrySdk sdk = buildImpl();
+          autoConfiguredRef.set(sdk);
+          return sdk.getOpenTelemetrySdk();
+        });
+    return Objects.requireNonNull(autoConfiguredRef.get());
   }
 
   private AutoConfiguredOpenTelemetrySdk buildImpl() {