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/*
 * This file is a component of thundr, a software library from 3wks.
 * Read more: http://3wks.github.io/thundr/
 * Copyright (C) 2015 3wks, 
 *
 * 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.threewks.thundr.gae.objectify;

import java.util.UUID;

import com.googlecode.objectify.impl.Path;
import com.googlecode.objectify.impl.translate.CreateContext;
import com.googlecode.objectify.impl.translate.LoadContext;
import com.googlecode.objectify.impl.translate.SaveContext;
import com.googlecode.objectify.impl.translate.SkipException;
import com.googlecode.objectify.impl.translate.TypeKey;
import com.googlecode.objectify.impl.translate.ValueTranslator;
import com.googlecode.objectify.impl.translate.ValueTranslatorFactory;

public class UUIDTranslatorFactory extends ValueTranslatorFactory {
	public UUIDTranslatorFactory() {
		super(UUID.class);
	}

	@Override
	protected ValueTranslator createValueTranslator(TypeKey tk, CreateContext ctx, Path path) {
		return new ValueTranslator(String.class) {
			@Override
			protected UUID loadValue(String value, LoadContext ctx, Path path) throws SkipException {
				return UUID.fromString(value);
			}

			@Override
			protected String saveValue(UUID value, boolean index, SaveContext ctx, Path path) throws SkipException {
				return value.toString();
			}
		};
	}
}




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