cn.acyou.leo.framework.commons.EnumTool Maven / Gradle / Ivy

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package cn.acyou.leo.framework.commons;

import cn.acyou.leo.framework.base.EnumEntity;
import cn.acyou.leo.framework.util.ReflectUtils;
import lombok.extern.slf4j.Slf4j;

import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;

/**
 *
 *  *         List enumEntities = Constant.SysRole.tool().listAllField();
 *         System.out.println(enumEntities);
 * 
 * @author youfang
 * @version [1.0.0, 2020/7/28]
 **/
@Slf4j
public class EnumTool {
    protected Class clazz;

    public static EnumTool newInstance(Class clazz){
        return new EnumTool(clazz);
    }

    /**
     * 私有构造器 必须通过newInstance创建
     */
    private EnumTool(Class clazz) {
        this.clazz = clazz;
    }

    /**
     *
     * 列出所有字段
     *
     * @return {@link List < EnumEntity >}
     */
    public List listAllField() {
        List resultList = new ArrayList<>();
        final List fields = ReflectUtils.getFields(clazz);
        try {
            for (Field field : fields) {
                field.setAccessible(true);
                Object o = field.get(clazz);
                if (o instanceof EnumEntity) {
                    resultList.add((EnumEntity) o);
                }
                field.setAccessible(false);
            }
        } catch (Exception e) {
            log.error(e.getMessage(), e);
        }
        return resultList;
    }


    /**
     * 获取字段名
     *
     * @param code code
     * @return {@link String}
     */
    public String getFieldName(String code) {
        List statusEntities = listAllField();
        for (EnumEntity statusEntity : statusEntities) {
            if (code.equals(statusEntity.getCode())) {
                return statusEntity.getName();
            }
        }
        return null;
    }
    /**
     * 获取字段名
     *
     * @param code code
     * @return {@link String}
     */
    public String getFieldName(Integer code) {
        return getFieldName(code.toString());
    }

}