<!-- 分頁(yè)插件pagehelper -->
<dependency>
    <groupId>com.github.pagehelper</groupId>
    <artifactId>pagehelper</artifactId>
    <version>5.0.0</version>
</dependency>
<dependency>
    <groupId>com.github.pagehelper</groupId>
    <artifactId>pagehelper-spring-boot-autoconfigure</artifactId>
    <version>1.2.3</version>
</dependency>
<dependency>
    <groupId>com.github.pagehelper</groupId>
    <artifactId>pagehelper-spring-boot-starter</artifactId>
    <version>1.2.3</version>
</dependency>
<!-- 分頁(yè)插件pagehelper -->

#pagehelper分頁(yè)插件配置
#pagehelper.helperDialect=mysql
#pagehelper.reasonable=true
#pagehelper.supportMethodsArguments=true
#pagehelper.params=count=countSql

package com.vue.admin.controller;

@RestController
@RequestMapping(value = "/sysUser")
public class SysUserController {

    @Autowired
    private SysUserServie sysUserServieImpl;
    @RequestMapping(value="/select")
    public PageInfo select(@RequestBody Map map)throws Exception{
        Integer currentPage = (Integer)map.get("currentPage");
        Integer pageSize =(Integer) map.get("pageSize");
        PageHelper.startPage(currentPage,pageSize);
        List<SysUser> list = sysUserServieImpl.selectByCondition(example);
        PageInfo<SysUser> appsPageInfo = new PageInfo<>(list);
        return appsPageInfo;//PageUtil.pageVO();

    }

}

java.lang.ClassCastException: java.util.ArrayList cannot be cast to com.github.pagehelper.Page