Java tutorial
/* * Copyright 2016 Heroic Labs * * 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.heroiclabs.sdk.android.util.json; import com.google.gson.JsonDeserializationContext; import com.google.gson.JsonDeserializer; import com.google.gson.JsonElement; import com.google.gson.JsonParseException; import com.google.gson.JsonSerializationContext; import com.google.gson.JsonSerializer; import com.heroiclabs.sdk.android.entity.DatastoreItem; import java.lang.reflect.Type; import lombok.NonNull; /** * Serializer and deserializer for DatastoreItem.Permissions.Read entities. */ public class DatastoreItemPermissionsReadJsonAdapter implements JsonSerializer<DatastoreItem.Permissions.Read>, JsonDeserializer<DatastoreItem.Permissions.Read> { @Override public DatastoreItem.Permissions.Read deserialize(final @NonNull JsonElement json, final @NonNull Type typeOfT, final @NonNull JsonDeserializationContext context) throws JsonParseException { final int key = json.getAsInt(); return DatastoreItem.Permissions.Read.fromKey(key); } @Override public JsonElement serialize(final @NonNull DatastoreItem.Permissions.Read src, final @NonNull Type typeOfSrc, final @NonNull JsonSerializationContext context) { return context.serialize(src.getKey()); } }