Java tutorial
/* Copyright 2018 Immutables Authors and Contributors 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 org.immutables.fixture.jdkonly; import com.google.common.collect.ImmutableMap; import com.google.common.collect.ImmutableSet; import java.util.Map; import java.util.Set; import org.immutables.value.Value; @Value.Immutable public abstract class EmptyEnumMapAndSet { public enum Generations { X, Y, Z } @Value.Default public Map<Generations, String> genNames() { return ImmutableMap.of(); } @Value.Default public Set<Generations> gens() { return ImmutableSet.of(); } }