判断某个值是否存在指定枚举类中
public class EnumUtil {
private static final Logger logger = LoggerFactory.getLogger(EnumUtil.class);
/**
* 判断某个枚举是否包某个code值
* @param enumClass 需要判断是否存在那个枚举类中
* @param code 需要判断的值
* @return 包含返回true，否则返回false
*/
public static boolean isInclude(Class enumClass, int code){
List enumList = EnumUtils.getEnumList(enumClass);
for (int i = 0;i<enumList.size(); i++){
Object en = enumList.get(i);
Class<?> enClass = en.getClass();
try {
Method method = enClass.getMethod("getCode"); // 需要与枚举类方法对应
Object invoke = method.invoke(en, null);
if(Integer.parseInt(invoke.toString()) == code) {
return true;
}
}catch (Exception e){
logger.error("枚举执行getCode方法失败...");
}
}
return false;
}
public static void main(String[] args) {
boolean include1 = isInclude(PayRecordPayWayEnum.class, 3);
System.out.println(include1); // true
boolean include2 = isInclude(PayRecordPayWayEnum.class, 5);
System.out.println(include2); // false
}
}