diff --git a/android/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java b/android/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
index 455d8a1b9e09..b06647ea3c9e 100644
--- a/android/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
+++ b/android/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -142,7 +141,6 @@ protected void shutDown() throws Exception {}
    * implementing {@code stopping}. Note, however, that {@code stopping} does not run at exactly the
    * same times as {@code triggerShutdown}.
    */
-  @Beta
   protected void triggerShutdown() {}
 
   /**
diff --git a/android/guava/src/com/google/common/util/concurrent/AbstractFuture.java b/android/guava/src/com/google/common/util/concurrent/AbstractFuture.java
index 19827fee0715..6dc7a6b395d8 100644
--- a/android/guava/src/com/google/common/util/concurrent/AbstractFuture.java
+++ b/android/guava/src/com/google/common/util/concurrent/AbstractFuture.java
@@ -21,7 +21,6 @@
 import static java.util.Objects.requireNonNull;
 import static java.util.concurrent.atomic.AtomicReferenceFieldUpdater.newUpdater;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.base.Strings;
 import com.google.common.util.concurrent.internal.InternalFutureFailureAccess;
@@ -1071,7 +1070,6 @@ private static void complete(AbstractFuture<?> param, boolean callInterruptTask)
    *
    * @since 20.0
    */
-  @Beta
   @ForOverride
   protected void afterDone() {}
 
diff --git a/android/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java b/android/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
index 72334be2e033..113665b91ab4 100644
--- a/android/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
+++ b/android/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
@@ -14,7 +14,6 @@
 
 package com.google.common.util.concurrent;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -36,7 +35,6 @@
  * @since 14.0
  */
 @CheckReturnValue
-@Beta
 @GwtIncompatible
 @J2ktIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/android/guava/src/com/google/common/util/concurrent/AbstractService.java b/android/guava/src/com/google/common/util/concurrent/AbstractService.java
index a7c474c02d25..6ead7b4deea9 100644
--- a/android/guava/src/com/google/common/util/concurrent/AbstractService.java
+++ b/android/guava/src/com/google/common/util/concurrent/AbstractService.java
@@ -26,7 +26,6 @@
 import static com.google.common.util.concurrent.Service.State.TERMINATED;
 import static java.util.Objects.requireNonNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.util.concurrent.Monitor.Guard;
@@ -239,7 +238,6 @@ protected AbstractService() {}
    *
    * @since 27.0
    */
-  @Beta
   @ForOverride
   protected void doCancelStart() {}
 
diff --git a/android/guava/src/com/google/common/util/concurrent/AtomicLongMap.java b/android/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
index e29f61de712f..ace5e3c53927 100644
--- a/android/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
+++ b/android/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.base.Function;
@@ -294,7 +293,6 @@ boolean remove(K key, long value) {
    *
    * @since 20.0
    */
-  @Beta
   @CanIgnoreReturnValue
   public boolean removeIfZero(K key) {
     return remove(key, 0);
diff --git a/android/guava/src/com/google/common/util/concurrent/Callables.java b/android/guava/src/com/google/common/util/concurrent/Callables.java
index 0533605dd1b8..6a586bb2ee8b 100644
--- a/android/guava/src/com/google/common/util/concurrent/Callables.java
+++ b/android/guava/src/com/google/common/util/concurrent/Callables.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
@@ -48,7 +47,6 @@ private Callables() {}
    *
    * @since 20.0
    */
-  @Beta
   @J2ktIncompatible
   @GwtIncompatible
   public static <T extends @Nullable Object> AsyncCallable<T> asAsyncCallable(
diff --git a/android/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java b/android/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
index 21c77e8f9ef1..0ec799cc493d 100644
--- a/android/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
+++ b/android/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static java.util.Objects.requireNonNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.annotations.VisibleForTesting;
@@ -160,7 +159,6 @@
  * @author Darick Tong
  * @since 13.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
@@ -173,7 +171,6 @@ public class CycleDetectingLockFactory {
    *
    * @since 13.0
    */
-  @Beta
   public interface Policy {
 
     /**
@@ -193,7 +190,6 @@ public interface Policy {
    *
    * @since 13.0
    */
-  @Beta
   public enum Policies implements Policy {
     /**
      * When potential deadlock is detected, this policy results in the throwing of the {@code
@@ -394,7 +390,6 @@ private static String getLockName(Enum<?> rank) {
    * @param <E> The Enum type representing the explicit lock ordering.
    * @since 13.0
    */
-  @Beta
   public static final class WithExplicitOrdering<E extends Enum<E>>
       extends CycleDetectingLockFactory {
 
@@ -534,7 +529,6 @@ private static class ExampleStackTrace extends IllegalStateException {
    *
    * @since 13.0
    */
-  @Beta
   public static final class PotentialDeadlockException extends ExampleStackTrace {
 
     private final ExampleStackTrace conflictingStackTrace;
diff --git a/android/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java b/android/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
index ddaca50f5e3a..1c16cfb146d9 100644
--- a/android/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
+++ b/android/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -36,7 +35,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/android/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java b/android/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
index b91b5fe7ebc3..33403c978a09 100644
--- a/android/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
+++ b/android/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import java.util.concurrent.ExecutionException;
@@ -39,7 +38,6 @@
  * @author Sven Mawson
  * @since 10.0 (replacing {@code Futures.makeListenable}, which existed in 1.0)
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/android/guava/src/com/google/common/util/concurrent/Runnables.java b/android/guava/src/com/google/common/util/concurrent/Runnables.java
index 5503f68ae545..f5b27f8afe9d 100644
--- a/android/guava/src/com/google/common/util/concurrent/Runnables.java
+++ b/android/guava/src/com/google/common/util/concurrent/Runnables.java
@@ -14,7 +14,6 @@
 
 package com.google.common.util.concurrent;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 
 /**
@@ -22,7 +21,6 @@
  *
  * @since 16.0
  */
-@Beta
 @GwtCompatible
 @ElementTypesAreNonnullByDefault
 public final class Runnables {
diff --git a/android/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java b/android/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
index 551d598d0357..9c57e2d081a4 100644
--- a/android/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
+++ b/android/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.collect.ObjectArrays;
@@ -46,7 +45,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/android/guava/src/com/google/common/util/concurrent/TimeLimiter.java b/android/guava/src/com/google/common/util/concurrent/TimeLimiter.java
index 43294d9e520e..35695ad023af 100644
--- a/android/guava/src/com/google/common/util/concurrent/TimeLimiter.java
+++ b/android/guava/src/com/google/common/util/concurrent/TimeLimiter.java
@@ -14,7 +14,7 @@
 
 package com.google.common.util.concurrent;
 
-import com.google.common.annotations.Beta;
+
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -32,7 +32,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @DoNotMock("Use FakeTimeLimiter")
 @J2ktIncompatible
 @GwtIncompatible
diff --git a/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java b/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
index 9eadb2196b91..c52f9d4561b8 100644
--- a/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
+++ b/guava/src/com/google/common/util/concurrent/AbstractExecutionThreadService.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -143,7 +142,6 @@ protected void shutDown() throws Exception {}
    * implementing {@code stopping}. Note, however, that {@code stopping} does not run at exactly the
    * same times as {@code triggerShutdown}.
    */
-  @Beta
   protected void triggerShutdown() {}
 
   /**
diff --git a/guava/src/com/google/common/util/concurrent/AbstractFuture.java b/guava/src/com/google/common/util/concurrent/AbstractFuture.java
index 338dea3f9bca..42ec5264cea9 100644
--- a/guava/src/com/google/common/util/concurrent/AbstractFuture.java
+++ b/guava/src/com/google/common/util/concurrent/AbstractFuture.java
@@ -21,7 +21,6 @@
 import static java.util.Objects.requireNonNull;
 import static java.util.concurrent.atomic.AtomicReferenceFieldUpdater.newUpdater;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.base.Strings;
 import com.google.common.util.concurrent.internal.InternalFutureFailureAccess;
@@ -1071,7 +1070,6 @@ private static void complete(AbstractFuture<?> param, boolean callInterruptTask)
    *
    * @since 20.0
    */
-  @Beta
   @ForOverride
   protected void afterDone() {}
 
diff --git a/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java b/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
index 72334be2e033..113665b91ab4 100644
--- a/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
+++ b/guava/src/com/google/common/util/concurrent/AbstractListeningExecutorService.java
@@ -14,7 +14,6 @@
 
 package com.google.common.util.concurrent;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -36,7 +35,6 @@
  * @since 14.0
  */
 @CheckReturnValue
-@Beta
 @GwtIncompatible
 @J2ktIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/guava/src/com/google/common/util/concurrent/AbstractService.java b/guava/src/com/google/common/util/concurrent/AbstractService.java
index 1ba3f79a4522..424206ef548c 100644
--- a/guava/src/com/google/common/util/concurrent/AbstractService.java
+++ b/guava/src/com/google/common/util/concurrent/AbstractService.java
@@ -26,7 +26,6 @@
 import static com.google.common.util.concurrent.Service.State.TERMINATED;
 import static java.util.Objects.requireNonNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.util.concurrent.Monitor.Guard;
@@ -240,7 +239,6 @@ protected AbstractService() {}
    *
    * @since 27.0
    */
-  @Beta
   @ForOverride
   protected void doCancelStart() {}
 
diff --git a/guava/src/com/google/common/util/concurrent/AtomicLongMap.java b/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
index 1768c96a02f7..571e1b1d36e8 100644
--- a/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
+++ b/guava/src/com/google/common/util/concurrent/AtomicLongMap.java
@@ -18,7 +18,6 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -242,7 +241,6 @@ boolean remove(K key, long value) {
    *
    * @since 20.0
    */
-  @Beta
   @CanIgnoreReturnValue
   public boolean removeIfZero(K key) {
     return remove(key, 0);
diff --git a/guava/src/com/google/common/util/concurrent/Callables.java b/guava/src/com/google/common/util/concurrent/Callables.java
index 0533605dd1b8..6a586bb2ee8b 100644
--- a/guava/src/com/google/common/util/concurrent/Callables.java
+++ b/guava/src/com/google/common/util/concurrent/Callables.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
@@ -48,7 +47,6 @@ private Callables() {}
    *
    * @since 20.0
    */
-  @Beta
   @J2ktIncompatible
   @GwtIncompatible
   public static <T extends @Nullable Object> AsyncCallable<T> asAsyncCallable(
diff --git a/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java b/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
index 21c77e8f9ef1..0ec799cc493d 100644
--- a/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
+++ b/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static java.util.Objects.requireNonNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.annotations.VisibleForTesting;
@@ -160,7 +159,6 @@
  * @author Darick Tong
  * @since 13.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
@@ -173,7 +171,6 @@ public class CycleDetectingLockFactory {
    *
    * @since 13.0
    */
-  @Beta
   public interface Policy {
 
     /**
@@ -193,7 +190,6 @@ public interface Policy {
    *
    * @since 13.0
    */
-  @Beta
   public enum Policies implements Policy {
     /**
      * When potential deadlock is detected, this policy results in the throwing of the {@code
@@ -394,7 +390,6 @@ private static String getLockName(Enum<?> rank) {
    * @param <E> The Enum type representing the explicit lock ordering.
    * @since 13.0
    */
-  @Beta
   public static final class WithExplicitOrdering<E extends Enum<E>>
       extends CycleDetectingLockFactory {
 
@@ -534,7 +529,6 @@ private static class ExampleStackTrace extends IllegalStateException {
    *
    * @since 13.0
    */
-  @Beta
   public static final class PotentialDeadlockException extends ExampleStackTrace {
 
     private final ExampleStackTrace conflictingStackTrace;
diff --git a/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java b/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
index ddaca50f5e3a..1c16cfb146d9 100644
--- a/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
+++ b/guava/src/com/google/common/util/concurrent/FakeTimeLimiter.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -36,7 +35,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java b/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
index b91b5fe7ebc3..33403c978a09 100644
--- a/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
+++ b/guava/src/com/google/common/util/concurrent/JdkFutureAdapters.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import java.util.concurrent.ExecutionException;
@@ -39,7 +38,6 @@
  * @author Sven Mawson
  * @since 10.0 (replacing {@code Futures.makeListenable}, which existed in 1.0)
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/guava/src/com/google/common/util/concurrent/Runnables.java b/guava/src/com/google/common/util/concurrent/Runnables.java
index 5503f68ae545..f5b27f8afe9d 100644
--- a/guava/src/com/google/common/util/concurrent/Runnables.java
+++ b/guava/src/com/google/common/util/concurrent/Runnables.java
@@ -14,7 +14,6 @@
 
 package com.google.common.util.concurrent;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 
 /**
@@ -22,7 +21,6 @@
  *
  * @since 16.0
  */
-@Beta
 @GwtCompatible
 @ElementTypesAreNonnullByDefault
 public final class Runnables {
diff --git a/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java b/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
index 551d598d0357..9c57e2d081a4 100644
--- a/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
+++ b/guava/src/com/google/common/util/concurrent/SimpleTimeLimiter.java
@@ -17,7 +17,6 @@
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.common.collect.ObjectArrays;
@@ -46,7 +45,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @J2ktIncompatible
 @GwtIncompatible
 @ElementTypesAreNonnullByDefault
diff --git a/guava/src/com/google/common/util/concurrent/TimeLimiter.java b/guava/src/com/google/common/util/concurrent/TimeLimiter.java
index d764d6067caa..babb6343146f 100644
--- a/guava/src/com/google/common/util/concurrent/TimeLimiter.java
+++ b/guava/src/com/google/common/util/concurrent/TimeLimiter.java
@@ -16,7 +16,6 @@
 
 import static com.google.common.util.concurrent.Internal.toNanosSaturated;
 
-import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtIncompatible;
 import com.google.common.annotations.J2ktIncompatible;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
@@ -35,7 +34,6 @@
  * @author Jens Nyman
  * @since 1.0
  */
-@Beta
 @DoNotMock("Use FakeTimeLimiter")
 @J2ktIncompatible
 @GwtIncompatible