提交花城代码

mitao

2025-02-21 31573d6180d15ef65ed0df9c2732495f40b12663

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package com.dg.core.resolvers;
 
import com.dg.core.Constant;
import com.dg.core.annotation.CurrentUser;
import com.dg.core.db.gen.entity.HuaChengSysUser;
import com.dg.core.db.gen.entity.SysUser;
import com.dg.core.service.IHuaChengSysUserService;
import com.dg.core.service.ISysUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.MethodParameter;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;
import org.springframework.web.multipart.support.MissingServletRequestPartException;
 
import java.util.List;
 
/**
 * 增加方法注入，将含有CurrentUser注解的方法参数注入当前登录用户
 */
@Component
public class CurrentUserMethodArgumentResolver implements HandlerMethodArgumentResolver {
 
    @Autowired
    private ISysUserService userService;
 
    /**
     * 花城e+用户接口
     */
    @Autowired
    IHuaChengSysUserService iHuaChengSysUserService;
 
    @Override
    public boolean supportsParameter(MethodParameter parameter) {
        //如果参数类型是User并且有CurrentUser注解则支持
        if (parameter.getParameterType().isAssignableFrom(SysUser.class) &&
                parameter.hasParameterAnnotation(CurrentUser.class)) {
            return true;
        }
        return false;
    }
 
    @Override
    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
        //取出鉴权时存入的登录用户Id
        Long currentUserId = (Long) webRequest.getAttribute(Constant.CURRENT_USER_ID, RequestAttributes.SCOPE_REQUEST);
        if (currentUserId != null) {
            //从数据库中查询并返回
            SysUser sysUser=userService.selectData(currentUserId+"",null,null);
            if(sysUser!=null)
            {
                return sysUser;
            }
 
            List<HuaChengSysUser> list=iHuaChengSysUserService.selectData(currentUserId+"","","");
            HuaChengSysUser huaChengSysUser=null;
 
            if(list!=null || list.size()>0 )
            {
                huaChengSysUser=list.get(0);
            }
 
            if(huaChengSysUser!=null)
            {
                sysUser=userService.selectData(null,huaChengSysUser.getPhone(),null);
                if(sysUser!=null)
                {
                    return sysUser;
                }
            }
        }
        return null;
//        throw new MissingServletRequestPartException(Constant.CURRENT_USER_ID);
    }
}