Spring MVC处理参数中的枚举类型通用实现方法

@AllArgsConstructor(access = AccessLevel.PRIVATE)
@Getter
@JsonFormat(shape = JsonFormat.Shape.OBJECT)
public enum RegisterStatus implements SpringConverterableEnum {
 WAITING(0, "待审核"),

 PASSED(1, "已通过"),

 REJECTED(2, "已拒绝");

 private int value;

 private String desc;
}

public interface SpringConverterableEnum {
int getValue();
}

public class ValuedEnumConverter implements ConverterFactory<String, SpringConverterableEnum> {
 @Override
 public <T extends SpringConverterableEnum> Converter<String, T> getConverter(Class<T> targetType) {
 return new IntegerToEnum(targetType);
 }

 private class IntegerToEnum<T extends SpringConverterableEnum> implements Converter<String, T> {

 private final T[] values;

 public IntegerToEnum(Class<T> targetType) {
  values = targetType.getEnumConstants();
 }

 @Override
 public T convert(String source) {
  for (T t : values) {
  if (t.getValue() == Integer.valueOf(source)) {
   return t;
  }
  }
  return null;
 }
 }
}

<mvc:annotation-driven conversion-service="conversionService"/>
 <bean class="org.springframework.context.support.ConversionServiceFactoryBean" id="conversionService">
 <property name="converters">
  <list>
  <bean class="com... ValuedEnumConverter"/>
  </list>
 </property>
 </bean>