package com.gyee.impala.common.base;

import lombok.Data;

import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 针对hive的分页操作
 */
@Data
public class PageInfo<T> implements Serializable {

    private static final long serialVersionUID = 1L;

    /**每页数量*/
    private int size;
    /**总条数*/
    private int total;
    /**当前页*/
    private int current;
    /**总页数*/
    private int pages;

    private List<T> list;


    public PageInfo(List<T> list, int size, int total, int current, int pages) {
        this.size = size;
        this.total = total;
        this.current = current;
        this.pages = pages;
        this.list = list;
    }

    /**
     * 数据包装
     * @return
     */
    public Object getData(){
        Map<String, Object> map = new HashMap<>();

        map.put("list", this.list);
        map.put("current", this.current);
        map.put("pages", this.pages);
        map.put("size", this.size);
        map.put("total", this.total);

        return map;
    }
}