package com.moral.common.convert;

import com.moral.common.exception.BusinessException;
import com.moral.common.util.StringUtils;
import org.apache.log4j.Logger;
import org.springframework.core.convert.converter.Converter;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 *
 * 字符串转日期的转换器:
 * @author: fengxiang
 * @date: 2018/7/30 14:40
 */
public class StringToDateConverter implements Converter<String, Date> {
    private static   Logger log = Logger.getLogger(StringToDateConverter.class);
    private static final String dateFormat      = "yyyy-MM-dd HH:mm:ss";
    private static SimpleDateFormat simpleDateFormat = new SimpleDateFormat(dateFormat);
    /** 
     * @see org.springframework.core.convert.converter.Converter#convert(java.lang.Object)
     */
    @Override
    public Date convert(String source) {
        try {
            if(StringUtils.isNullOrEmpty(source)){
                return  null;
            }
            if(StringUtils.isNumericZidai(source)) {
                source = source.length() == 10 ? source+"000" : source;
                return new Date(Long.parseLong(source));
            } else {
                return  simpleDateFormat.parse(source);
            }
        } catch (ParseException e) {
            e.printStackTrace();
            log.error(e.getMessage());
        } catch (Exception e) {
            e.printStackTrace();
            log.error(e.getMessage());
        }
        return null;
    }

}