/*
 * MIT License
 *
 * Copyright (c) 2017 Alexey Saenko
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.toptal;

import java.util.Calendar;
import java.util.GregorianCalendar;
import lombok.extern.slf4j.Slf4j;
import org.springframework.batch.item.ItemProcessor;

/**
 * Processor filters customers by being born in the actual month.
 *
 * @author Alexey Saenko ([email protected])
 */
@Slf4j
public class BirthdayFilterProcessor implements ItemProcessor<Customer, Customer> {
    @Override
    public Customer process(final Customer item) throws Exception {
        if (new GregorianCalendar().get(Calendar.MONTH) == item.getBirthday().get(Calendar.MONTH)) {
            log.info("Customer {} matched the birthday filter", item);
            return item;
        }
        return null;
    }
}