详解springboot-mysql-pagehelper分页插件集成

<dependency>
    <groupId>com.github.pagehelper</groupId>
    <artifactId>pagehelper-spring-boot-starter</artifactId>
    <version>0.1.0</version>
</dependency>

#pagehelper,方言
pagehelper.helperDialect=mysql
pagehelper.reasonable=true
pagehelper.supportMethodsArguments=true
pagehelper.pageSizeZero=true
pagehelper.params=count=countSql

/**
 * http://127.0.0.1:8097/hello1?a=1&b=50
 * @param request
 * @return
 * @throws SQLException
 */
@RequestMapping(value = "/hello1", method = RequestMethod.GET)
@ResponseBody
public PageInfo<String> index1(HttpServletRequest request,@RequestParam("a") int pageNum, @RequestParam("b") int pageSize) throws SQLException {
      if (StringUtils.isEmpty(pageNum)) {
            pageNum=0;
            pageSize=10;
      }
      PageHelper.startPage(pageNum, pageSize);//页码，每页显示数量
      List<String> stringlist = (List<String>) iBaseService.findList("usermapper.selectuserlist",null);
      PageInfo<String> pageInfo = new PageInfo<String>(stringlist);
      return pageInfo;
}
 

@RequestMapping(value = "/hello11", method = RequestMethod.GET)
@ResponseBody
public Map<String, Object> index11(HttpServletRequest request,@RequestParam("a") int pageNum, @RequestParam("b") int pageSize) throws SQLException {
      if (StringUtils.isEmpty(pageNum)) {
            pageNum=0;
            pageSize=10;
      }
      PageHelper.startPage(pageNum, pageSize);//页码，每页显示数量
      List<String> stringlist = (List<String>) iBaseService.findList("usermapper.selectuserlist",null);
      PageInfo<String> pageInfo = new PageInfo<String>(stringlist);
      Map<String, Object>datamap=new HashMap<String, Object>();
      datamap.put("pagenum", pageInfo.getPageNum());
      datamap.put("pagesize", pageInfo.getPageSize());
      datamap.put("dataSize", pageInfo.getTotal());
      datamap.put("datalist", pageInfo.getList());
      return datamap;
}