package com.moral.common.util;

import com.github.pagehelper.PageHelper;
import com.moral.common.bean.PageBean;
import com.moral.common.mapper.BaseMapper;
import lombok.extern.log4j.Log4j;
import tk.mybatis.mapper.entity.Example;
import java.util.List;

@Log4j
public class MyBatisBaseMapUtil {
     public static PageBean queryPage(BaseMapper baseMapper,PageBean pageBean,Class clazz){
          PageBean page = null;
          try {
               Example example = ExampleUtil.generateExample(clazz,pageBean);
               page = queryPage(baseMapper,pageBean,example);

          }catch (Exception ex){
               log.error(ex.getMessage());
               ex.printStackTrace();
          }
          return  page;
     }
     public static PageBean queryPage(BaseMapper baseMapper,PageBean pageBean, Example example){
          if(pageBean.getPageSize()>0){
               PageHelper.startPage(pageBean.getPageIndex(),pageBean.getPageSize());
          }
          List page = baseMapper.selectByExample(example);
          return  new PageBean(page);
     }
}