| /* |
| * Copyright (C) 2008 The Guava Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.common.collect.testing.features; |
| |
| import com.google.common.annotations.GwtCompatible; |
| import com.google.common.collect.testing.Helpers; |
| import java.util.Collections; |
| import java.util.Set; |
| |
| /** |
| * Encapsulates the constraints that a class under test must satisfy in order for a tester method to |
| * be run against that class. |
| * |
| * @author George van den Driessche |
| */ |
| @GwtCompatible |
| public final class TesterRequirements { |
| private final Set<Feature<?>> presentFeatures; |
| private final Set<Feature<?>> absentFeatures; |
| |
| public TesterRequirements(Set<Feature<?>> presentFeatures, Set<Feature<?>> absentFeatures) { |
| this.presentFeatures = Helpers.copyToSet(presentFeatures); |
| this.absentFeatures = Helpers.copyToSet(absentFeatures); |
| } |
| |
| public TesterRequirements(TesterRequirements tr) { |
| this(tr.getPresentFeatures(), tr.getAbsentFeatures()); |
| } |
| |
| public TesterRequirements() { |
| this(Collections.<Feature<?>>emptySet(), Collections.<Feature<?>>emptySet()); |
| } |
| |
| public final Set<Feature<?>> getPresentFeatures() { |
| return presentFeatures; |
| } |
| |
| public final Set<Feature<?>> getAbsentFeatures() { |
| return absentFeatures; |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (object == this) { |
| return true; |
| } |
| if (object instanceof TesterRequirements) { |
| TesterRequirements that = (TesterRequirements) object; |
| return this.presentFeatures.equals(that.presentFeatures) |
| && this.absentFeatures.equals(that.absentFeatures); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return presentFeatures.hashCode() * 31 + absentFeatures.hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return "{TesterRequirements: present=" + presentFeatures + ", absent=" + absentFeatures + "}"; |
| } |
| |
| private static final long serialVersionUID = 0; |
| } |