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枚举规范

public interface BaseEnum {String getCode();String getDesc();}

枚举工具类

public class BaseEnumUtil {/*** 获取实例** @param enumClass* @param code* @return* @param <E>*/public static <E extends BaseEnum> E getInstance(Class<E> enumClass, String code) {for (E e : enumClass.getEnumConstants()) {if (e.getCode().equals(code)) {return e;}}throw new IllegalArgumentException("No enum constant " + enumClass.getCanonicalName() + " with code " + code);}/*** 获取实例描述** @param code* @return* @param <E>*/public static <E extends BaseEnum> String getInstanceDesc(Class<E> clazz, String code) {return getInstance(clazz, code).getDesc();}/*** 校验code是否合法** @param code* @return* @param <E>*/public static <E extends BaseEnum> Boolean isValidCode(Class<E> enumClass, String code) {for (E e : enumClass.getEnumConstants()) {if (e.getCode().equals(code)) {return true;}}return false;}}

测试