Any type of return JAVA

code

    public <V> V getParagraph() {

        if(sceneType.equals(special_offer)) {
            return (V) BigDecimal.valueOf(Long.parseLong(paragraphStr));
        }
        long parseLong = Long.parseLong(paragraphStr);

        return (V) new Date(parseLong);

    }


    public static void main(String[] args) {

        AllianceOfficialActivity allianceOfficialActivity = new AllianceOfficialActivity();
        allianceOfficialActivity.setParagraphStr("1584633600000");
        // 这里大家可以跟换类型进行测试
        allianceOfficialActivity.setSceneType(special_offer);
        System.out.println(allianceOfficialActivity.getParagraph());

    }

Enumeration type

public enum SceneType {

    /**
     * 品牌秒杀
     */
    brand_seckill,

    /**
     * 单品秒杀
     */
    single_seckill,

    /**
     * 固定金额特价
     */
    special_offer,

    /**
     * 半价
     */
    half_price
   }