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/*
* Copyright (C) 2009 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.gwt.user.client.rpc.SerializationException;
import com.google.gwt.user.client.rpc.SerializationStreamReader;
import com.google.gwt.user.client.rpc.SerializationStreamWriter;
import com.google.gwt.user.client.rpc.core.java.util.Map_CustomFieldSerializerBase;
import java.util.Comparator;
import java.util.SortedMap;
import java.util.TreeMap;
/**
* This class contains static utility methods for writing {@code ImmutableSortedMap} GWT field
* serializers.
*
* @author Chris Povirk
*/
final class ImmutableSortedMap_CustomFieldSerializerBase {
static ImmutableSortedMap<Object, Object> instantiate(SerializationStreamReader reader)
throws SerializationException {
/*
* Nothing we can do, but we're already assuming the serialized form is
* correctly typed, anyway.
*/
@SuppressWarnings("unchecked")
Comparator<Object> comparator = (Comparator<Object>) reader.readObject();
SortedMap<Object, Object> entries = new TreeMap<Object, Object>(comparator);
Map_CustomFieldSerializerBase.deserialize(reader, entries);
return ImmutableSortedMap.orderedBy(comparator).putAll(entries).build();
}
static void serialize(SerializationStreamWriter writer, ImmutableSortedMap<?, ?> instance)
throws SerializationException {
writer.writeObject(instance.comparator());
Map_CustomFieldSerializerBase.serialize(writer, instance);
}
private ImmutableSortedMap_CustomFieldSerializerBase() {}
}
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