如何使用lambda表达式写枚举类呢?

最近学到一波使用lambda表达式写枚举类,有点秀,这边分享一波~

package com.oa.oa.n.consts;

import java.util.Arrays;

public enum EnumUserErrorCode {
    UNEXPECTED_EXCEPTION("030000", "系统预期外异常"),
    DB_EXCEPTION("030001", "数据库操作异常"),
    BIZ_EXCEPTION("030002", "业务流程异常"),
    REPEAT_SUBMIT_EXCEPTION("030501", "幂等校验失败"),
    SPECIAL_EXCEPTION("030502", "入参校验失败");

    private String code;
    private String desc;

    EnumUserErrorCode(String code, String desc) {
        this.code = code;
        this.desc = desc;
    }

	// 使用lambda表达式获取枚举值
    public static EnumUserErrorCode getByCode(final String code) {
        return Arrays.stream(values())
                .filter(it -> it.getCode().equals(code))
                .findFirst()
                .orElse(null);
    }

    public String getCode() {
        return code;
    }

    public void setCode(String code) {
        this.code = code;
    }

    public String getDesc() {
        return desc;
    }

    public void setDesc(String desc) {
        this.desc = desc;
    }
   
}
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