| /* |
| * Copyright (C) 2018 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; |
| |
| import java.util.Collection; |
| |
| /** Never actually created; instead delegates to JdkBackedImmutableMultiset. */ |
| class RegularImmutableMultiset<E> extends ImmutableMultiset<E> { |
| static final ImmutableMultiset<Object> EMPTY = |
| JdkBackedImmutableMultiset.create(ImmutableList.of()); |
| |
| RegularImmutableMultiset() {} |
| |
| static <E> ImmutableMultiset<E> create(Collection<? extends Entry<? extends E>> entries) { |
| if (entries.isEmpty()) { |
| return ImmutableMultiset.of(); |
| } else { |
| return JdkBackedImmutableMultiset.create(entries); |
| } |
| } |
| |
| @Override |
| public int count(Object element) { |
| throw new AssertionError(); |
| } |
| |
| @Override |
| public ImmutableSet<E> elementSet() { |
| throw new AssertionError(); |
| } |
| |
| @Override |
| Entry<E> getEntry(int index) { |
| throw new AssertionError(); |
| } |
| |
| @Override |
| boolean isPartialView() { |
| throw new AssertionError(); |
| } |
| |
| @Override |
| public int size() { |
| throw new AssertionError(); |
| } |
| } |