1 /* 2 * Copyright (C) 2008 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.collect.testing.features; 18 19 import com.google.common.annotations.GwtCompatible; 20 21 import java.util.Set; 22 23 /** 24 * Base class for enumerating the features of an interface to be tested. 25 * 26 * @param <T> The interface whose features are to be enumerated. 27 * @author George van den Driessche 28 */ 29 @GwtCompatible 30 public interface Feature<T> { 31 /** Returns the set of features that are implied by this feature. */ 32 Set<Feature<? super T>> getImpliedFeatures(); 33 } 34
