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/*
* 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 jersey.repackaged.com.google.common.collect;
import jersey.repackaged.com.google.common.annotations.GwtCompatible;
import jersey.repackaged.com.google.common.annotations.GwtIncompatible;
import java.io.Serializable;
import java.util.Map.Entry;
import javax.annotation.Nullable;
/**
* {@code values()} implementation for {@link ImmutableMap}.
*
* @author Jesse Wilson
* @author Kevin Bourrillion
*/
@GwtCompatible(emulated = true)
final class ImmutableMapValues extends ImmutableCollection {
private final ImmutableMap map;
ImmutableMapValues(ImmutableMap map) {
this.map = map;
}
@Override
public int size() {
return map.size();
}
@Override
public UnmodifiableIterator iterator() {
return Maps.valueIterator(map.entrySet().iterator());
}
@Override
public boolean contains(@Nullable Object object) {
return object != null && Iterators.contains(iterator(), object);
}
@Override
boolean isPartialView() {
return true;
}
@Override
ImmutableList createAsList() {
final ImmutableList> entryList = map.entrySet().asList();
return new ImmutableAsList() {
@Override
public V get(int index) {
return entryList.get(index).getValue();
}
@Override
ImmutableCollection delegateCollection() {
return ImmutableMapValues.this;
}
};
}
@GwtIncompatible("serialization")
@Override Object writeReplace() {
return new SerializedForm(map);
}
@GwtIncompatible("serialization")
private static class SerializedForm implements Serializable {
final ImmutableMap map;
SerializedForm(ImmutableMap map) {
this.map = map;
}
Object readResolve() {
return map.values();
}
private static final long serialVersionUID = 0;
}
}