1 /* 2 * Copyright (C) 2006 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 15 package com.google.common.util.concurrent; 16 17 import com.google.common.annotations.GwtCompatible; 18 import com.google.common.annotations.J2ktIncompatible; 19 import org.checkerframework.checker.nullness.qual.Nullable; 20 21 /** 22 * Hidden superclass of {@link FluentFuture} that provides us a place to declare special GWT 23 * versions of the {@link FluentFuture#catching(Class, com.google.common.base.Function) 24 * FluentFuture.catching} family of methods. Those versions have slightly different signatures. 25 */ 26 @GwtCompatible(emulated = true) 27 @J2ktIncompatible // Super-sourced 28 @ElementTypesAreNonnullByDefault 29 abstract class GwtFluentFutureCatchingSpecialization<V extends @Nullable Object> 30 extends AbstractFuture<V> { 31 /* 32 * This server copy of the class is empty. The corresponding GWT copy contains alternative 33 * versions of catching() and catchingAsync() with slightly different signatures from the ones 34 * found in FluentFuture.java. 35 */ 36 } 37