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哈哈哈哈哈哈哈??話嘿嘿??h

springBoot開發(fā)

<resultMap?id="Areas"?type="com.imooc.demo.entyti.Area">
????<id?column="area_id"?jdbcType="INTEGER"?property="areaId"?/>
????<result?column="area_name"?jdbcType="VARCHAR"?property="areaName"?/>
????<result?column="priority"?jdbcType="INTEGER"?property="priority"?/>
????<result?column="create_time"?jdbcType="DATE"?property="createTime"?/>
????<result?column="last_edit_time"?jdbcType="DATE"?property="lastEditTime"?/>
</resultMap>
?<select?id="queryArea"?resultMap="Areas">
?SELECT
area_id,
area_name,
priority,
create_time,
last_edit_time
?FROM
?td_area
?ORDER?BY
priority?DESC
?????</select>

??? 綁定代碼，忽略下劃線改成大寫

server層為了復(fù)查dao層中的操作，與事務(wù)有關(guān)

將增刪改查整合到一起

gitignore配置需要git管理的文件

test失??？？？？？？？？

java.lang.IllegalStateException: Failed to load ApplicationContext

我的

1111

配置類

dataSource.return = return dataSource;

springboot項目，除了mybatis的配置，其他配置一般都不用xml。mybatis的配置也可用java類，但是xml的方式是主流。

@controllerAdvice統(tǒng)一異常處理

Junit單元測試

springboot集成mybatise，mapper.xml的編寫

MenuDao層：

package?com.example.demo.dao;

import?com.example.demo.bean.MainMenu;
import?org.springframework.stereotype.Repository;

import?java.util.List;

@Repository
public?interface?MenuDao?{
????public?List<MainMenu>?getMenus();
}

MenuController層：

package?com.example.demo.logincontroller;

import?com.alibaba.fastjson.JSON;
import?com.example.demo.bean.MainMenu;
import?com.example.demo.dao.MenuDao;
import?org.springframework.beans.factory.annotation.Autowired;
import?org.springframework.web.bind.annotation.RequestMapping;
import?org.springframework.web.bind.annotation.RestController;

import?java.util.HashMap;
import?java.util.List;

@RestController
public?class?MenuController?{

????@Autowired
????MenuDao?menuDao;
????@RequestMapping(value="/menus")
????public?String?getAllMenus(){
????????System.out.println("訪問成功！??！");
????????HashMap<String,?Object>?data?=?new?HashMap<>();
????????List<MainMenu>?menus?=?menuDao.getMenus();
????????if?(menus?!=?null){
????????????data.put("menus",?menus);
????????????data.put("flag",?200);
????????}else{
????????????data.put("flag",?404);
????????}
????????String?s?=?JSON.toJSONString(data);
????????return?s;
????}
}

MenuMainMapper。xml

<?xml?version="1.0"?encoding="UTF-8"?>
<!DOCTYPE?mapper?PUBLIC?"-//mybatis.org//DTD?Mapper?3.0//EN"?"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper?namespace="com.example.demo.dao.MenuDao">

<!--????關(guān)系映射-->
????<resultMap?id="menuMap"?type="com.example.demo.bean.MainMenu">
????????<id?column="id"?property="id"></id>
????????<result?column="title"?property="title"></result>
????????<result?column="path"?property="path"></result>
????????<collection?property="sList"?ofType="com.example.demo.bean.SubMenu">
????????????<id?column="sid"?property="id"></id>
????????????<result?column="stitle"?property="title"></result>
????????????<result?column="spath"?property="path"></result>
????????</collection>
????</resultMap>
????<select?id="getMenus"?resultMap="menuMap">
????????select?mm.*,sm.id?as?sid?,sm.title?as?stitle?,sm.path?as?spath?from
????????vue_mainmenu?mm?,vue_submenu?sm?where?mm.id?=?mid;
????</select>
</mapper>

Controller層：

package?com.example.demo.logincontroller;

import?com.alibaba.fastjson.JSON;
import?com.example.demo.bean.UserName;
import?com.example.demo.dao.UserNameDao;
//import?jdk.nashorn.internal.parser.JSONParser;
import?org.springframework.beans.factory.annotation.Autowired;
import?org.springframework.web.bind.annotation.RequestBody;
import?org.springframework.web.bind.annotation.RequestMapping;
//import?org.springframework.web.bind.annotation.ResponseBody;
import?org.springframework.web.bind.annotation.RestController;

import?java.util.HashMap;

@RestController
public?class?LoginController?{
????@Autowired
????UserNameDao?userNameDao;

????@RequestMapping(value="/Login")
????public?String?login(@RequestBody?UserName?username){
????????String?flag?=?"error";
????????UserName?userName?=?userNameDao.getUserNameByMassage(username.getUsername(),?username.getPassword());
????????HashMap<String,?Object>?res?=?new?HashMap<>();
????????if(userName?!=?null){
????????????flag?=?"hello?world!!!";
????????}
????????res.put("flag",?flag);
????????res.put("username",?username);
????????String?res_json?=?JSON.toJSONString(res);
//????????System.out.println(userName);
????????return?res_json;
????}
}

UserNameDao層：

package?com.example.demo.dao;

import?com.example.demo.bean.UserName;
import?org.apache.ibatis.annotations.Param;
import?org.springframework.stereotype.Repository;

@Repository
public?interface?UserNameDao?{
????public?UserName?getUserNameByMassage(@Param("username")?String?username,?@Param("password")?String?password);
}

解決跨域：

package?com.example.demo.config;

import?org.springframework.context.annotation.Configuration;
import?org.springframework.web.servlet.config.annotation.CorsRegistry;
import?org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

/**
?*?解決跨域問題
?*/
@Configuration
public?class?Config?extends?WebMvcConfigurerAdapter?{

????@Override
????public?void?addCorsMappings(CorsRegistry?registry)?{
????????registry.addMapping("/**")
????????????????.allowedOrigins("*")
????????????????.allowedMethods("*")
????????????????.allowCredentials(true)
????????????????.maxAge(3600);
????}
}

實體層bean：

package?com.example.demo.bean;

public?class?UserName?{
????private?int?id;
????private?String?username;
????private?String?password;

????public?UserName(){

????}

????public?UserName(String?username,?String?password){
????????this.username?=?username;
????????this.password?=?password;
????}
????public?int?getId()?{
????????return?id;
????}

????public?void?setId(int?id)?{
????????this.id?=?id;
????}

????public?String?getUsername()?{
????????return?username;
????}

????public?void?setUsername(String?username)?{
????????this.username?=?username;
????}

????public?String?getPassword()?{
????????return?password;
????}

????public?void?setPassword(String?password)?{
????????this.password?=?password;
????}

????@Override
????public?String?toString()?{
????????return?"UserName{"?+
????????????????"id="?+?id?+
????????????????",?username='"?+?username?+?'\''?+
????????????????",?password='"?+?password?+?'\''?+
????????????????'}';
????}
}

草他個媽耶，真雞兒難

??formSubmit:function(e){

????var?that?=?this;

????var?formData?=?e.detail.value;

????var?url?=?that.data.addUrl;

????if(that.data.areaId?!=?undefined){

??????formData.areaId?=?that.data.areaId;

??????url?=?that.data.modifyUrl;

????}

????wx.request({

??????url:?url,

??????data:?JSON.stringify(formData),

??????method:"GET",

??????header:?{'Content-Type':'application/json'},

??????success:?function(res){

????????var?result?=?res.data.success;

????????var?toastText?=?"操作成功！";

????????if(result?!=?true){

??????????toastText?=?"操作失敗"+res.data.errMsg;

????????}

????????wx.showToast({

??????????title:?toastText,

????????})

??????}

????})

??}

operation.wxml