package com.finance.common.enums; import lombok.Getter; @Getter public enum RedisKeys { AREA_CODE_VERIFY("area_code_verify:", 2L); //相当于下面写法 private String prefix; private Long time; private RedisKeys(String prefix, Long time) { this.prefix = prefix; this.time = time; } //用于拼接key public String join(String... values) { StringBuilder sb = new StringBuilder(); sb.append(prefix); for (String value : values) { sb.append(":").append(value); } return sb.toString(); } }