1 /* 2 * Copyright (C) 2012 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.collect; 18 19 import com.google.gwt.user.client.rpc.SerializationException; 20 import com.google.gwt.user.client.rpc.SerializationStreamReader; 21 import com.google.gwt.user.client.rpc.SerializationStreamWriter; 22 import com.google.gwt.user.client.rpc.core.java.util.Map_CustomFieldSerializerBase; 23 24 import java.util.Map; 25 26 /** 27 * This class implements the GWT serialization of {@link ImmutableEnumMap}. 28 * 29 * @author Louis Wasserman 30 */ 31 public class ImmutableEnumMap_CustomFieldSerializer { 32 deserialize(SerializationStreamReader reader, ImmutableEnumMap<?, ?> instance)33 public static void deserialize(SerializationStreamReader reader, 34 ImmutableEnumMap<?, ?> instance) { 35 } 36 instantiate( SerializationStreamReader reader)37 public static <K extends Enum<K>, V> ImmutableEnumMap<?, ?> instantiate( 38 SerializationStreamReader reader) throws SerializationException { 39 Map<K, V> deserialized = Maps.newHashMap(); 40 Map_CustomFieldSerializerBase.deserialize(reader, deserialized); 41 /* 42 * It is safe to cast to ImmutableEnumSet because in order for it to be 43 * serialized as an ImmutableEnumSet, it must be non-empty to start 44 * with. 45 */ 46 return (ImmutableEnumMap<?, ?>) Maps.immutableEnumMap(deserialized); 47 } 48 serialize(SerializationStreamWriter writer, ImmutableEnumMap<?, ?> instance)49 public static void serialize(SerializationStreamWriter writer, 50 ImmutableEnumMap<?, ?> instance) throws SerializationException { 51 Map_CustomFieldSerializerBase.serialize(writer, instance); 52 } 53 54 } 55