/*
* Copyright (C) 2011-2015 Markus Junginger, greenrobot (http://greenrobot.de)
*
* 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 org.greenrobot.greendao.converter;
/**
* To use custom types in your entity, implement this to convert db values to entity values and back.
* <p/>
* Notes for implementations:
* <ul>
* <li>Converters are created by the default constructor</li>
* <li>Converters must be implemented thread-safe</li>
* </ul>
*/
public interface PropertyConverter<P, D> {
P convertToEntityProperty(D databaseValue);
D convertToDatabaseValue(P entityProperty);
}