/* * Copyright 2016 Sai Pullabhotla. * * 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.jmethods.catatumbo.custommappers; import com.google.cloud.datastore.NullValue; import com.google.cloud.datastore.StringValue; import com.google.cloud.datastore.Value; import com.google.cloud.datastore.ValueBuilder; import com.jmethods.catatumbo.Mapper; import com.jmethods.catatumbo.entities.DeviceType; /** * @author Sai Pullabhotla * */ public class DeviceTypeMapper implements Mapper { /** * Creates a new instance of DeviceTypeMapper. */ public DeviceTypeMapper() { System.out.println("Creating DeviceTypeMapper"); } @Override public ValueBuilder<?, ?, ?> toDatastore(Object input) { if (input == null) { return NullValue.newBuilder(); } String s = ((DeviceType) input).toString().toLowerCase(); return StringValue.newBuilder(s); } @Override public Object toModel(Value<?> input) { if (input instanceof NullValue) { return null; } String s = ((StringValue) input).get(); return Enum.valueOf(DeviceType.class, s.toUpperCase()); } }