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Diffstat (limited to 'guava/src/com/google/common/collect/EmptyImmutableBiMap.java')
-rw-r--r--guava/src/com/google/common/collect/EmptyImmutableBiMap.java77
1 files changed, 0 insertions, 77 deletions
diff --git a/guava/src/com/google/common/collect/EmptyImmutableBiMap.java b/guava/src/com/google/common/collect/EmptyImmutableBiMap.java
deleted file mode 100644
index 5b862b3..0000000
--- a/guava/src/com/google/common/collect/EmptyImmutableBiMap.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * 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;
-
-import com.google.common.annotations.GwtCompatible;
-
-import javax.annotation.Nullable;
-
-/**
- * Bimap with no mappings.
- *
- * @author Jared Levy
- */
-@GwtCompatible(emulated = true)
-@SuppressWarnings("serial") // uses writeReplace(), not default serialization
-final class EmptyImmutableBiMap extends ImmutableBiMap<Object, Object> {
- static final EmptyImmutableBiMap INSTANCE = new EmptyImmutableBiMap();
-
- private EmptyImmutableBiMap() {}
-
- @Override public ImmutableBiMap<Object, Object> inverse() {
- return this;
- }
-
- @Override
- public int size() {
- return 0;
- }
-
- @Override
- public boolean isEmpty() {
- return true;
- }
-
- @Override
- public Object get(@Nullable Object key) {
- return null;
- }
-
- @Override
- public ImmutableSet<Entry<Object, Object>> entrySet() {
- return ImmutableSet.of();
- }
-
- @Override
- ImmutableSet<Entry<Object, Object>> createEntrySet() {
- throw new AssertionError("should never be called");
- }
-
- @Override
- public ImmutableSet<Object> keySet() {
- return ImmutableSet.of();
- }
-
- @Override
- boolean isPartialView() {
- return false;
- }
-
- Object readResolve() {
- return INSTANCE; // preserve singleton property
- }
-}