package com.yjl.enums;

import java.util.Objects;

public enum GoodsUnitEnum {

    重量("重量",),

    件数("件数",),

    体积("体积",);

    String type;

    Integer index;

    GoodsUnitEnum(String type, Integer index) {

        this.type = type;

        this.index = index;

    }

    public String getType() {

        return type;

    }

    public Integer getIndex() {

        return index;

    }

    /**

     * 通过index获取value

     * @param index 枚举索引

     * @return 枚举值

     */

    public static String getValue(Integer index) {

        for (GoodsUnitEnum c : GoodsUnitEnum.values()) {

            if (Objects.equals(c.getIndex(), index)) {

                return c.type;

            }

        }

        return null;

    }

    /**

     * 通过value获取index

     * @param type 枚举值

     * @return 枚举索引

     */

    public static String getIndex(String type) {

        for (GoodsUnitEnum c : GoodsUnitEnum.values()) {

            if (Objects.equals(c.getType(), type)) {

                return c.index+"";

            }

        }

        return "error";

    }

}

package com.yjl.util;

import com.yjl.enums.GoodsUnitEnum;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

public class EnumUtil {

    public static List<Map<String, String>> getGoodsUnitEnum() {

        List<Map<String, String>> lm = new ArrayList<>();

        Map<String, String> m;

        for (int i = ; i < GoodsUnitEnum.values().length; i++) {

            m = new HashMap<>();

            m.put("id", GoodsUnitEnum.values()[i].getIndex() + "");

            m.put("type", GoodsUnitEnum.values()[i].getType() + "");

            lm.add(m);

        }

        return lm;

    }

}