枚举的使用（限foton）

使用：

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/** * 服务真实性标签 * * @param realRepairs * 真实维修单数 * @param totalRepairs * 总单数 * @return */ public static AuthenticityType getAuthenticityTag(int realRepairs, int totalRepairs) { double rate = ArithUtil.div(realRepairs, totalRepairs); if (rate >= 0.9) { return AuthenticityType.TOP90; } else if (rate >= 0.6) { return AuthenticityType.TOP60; } else { return AuthenticityType.UNDER60; } }        POJO   public class ServicerProfile {   private Long servicerId; private String servicerCode; private String servicerName;   public enum AuthenticityType {   TOP90(31, "优秀"), TOP60(32, "良好"), UNDER60(33, "不及格");   private final int value; private final String description;   private static final Map<Integer, AuthenticityType> valuesMap = Maps.newHashMap(); private static final Map<String, AuthenticityType> namesMap = Maps.newHashMap(); static { for (AuthenticityType type : AuthenticityType.values()) { valuesMap.put(type.getValue(), type); namesMap.put(type.name(), type); } }   private AuthenticityType(int value, String description) { this.value = value; this.description = description; }   public static AuthenticityType parse(Integer value) { if (value == null) { return null; }   return valuesMap.get(value); }   public static AuthenticityType parse(String name) { if (name == null) { return null; }   return namesMap.get(name); }   public Integer getValue() { return value; }   public String getDescription() { return description; } }   }