1/*2 * Licensed to the Apache Software Foundation (ASF) under one3 * or more contributor license agreements. See the NOTICE file4 * distributed with this work for additional information5 * regarding copyright ownership. The ASF licenses this file6 * to you under the Apache License, Version 2.0 (the7 * "License"); you may not use this file except in compliance8 * with the License. You may obtain a copy of the License at9 *10 * http://www.apache.org/licenses/LICENSE-2.011 *12 * Unless required by applicable law or agreed to in writing, software13 * distributed under the License is distributed on an "AS IS" BASIS,14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.15 * See the License for the specific language governing permissions and16 * limitations under the License.17 */1819package org.apache.giraph.writable.kryo.serializers;
202122import com.esotericsoftware.kryo.Kryo;
23import com.esotericsoftware.kryo.io.Input;
24import com.esotericsoftware.kryo.serializers.MapSerializer;
25import com.google.common.collect.ImmutableMap;
2627import java.util.HashMap;
28import java.util.Map;
2930/**31 * Serializer for {@link ImmutableMap}32 */33publicclassImmutableMapSerializerextends MapSerializer {
34 @Override
35public Map read(Kryo kryo, Input input, Class<Map> type) {
36 Map map = super.read(kryo, input,
37 (Class<Map>) ((Object) HashMap.class));
38return ImmutableMap.copyOf(map);
39 }
40 }