詳解Springboot-MyBatis配置-配置端口號(hào)與服務(wù)路徑(idea社區(qū)版2023.1.4+apache-maven-3.9.3-bin)
承接上文:Springboot快速搭建跨域API接口(idea社區(qū)版2023.1.4+apache-maven-3.9.3-bin)
MyBatis的Maven包
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> </dependency> <!-- 熱部署 --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-devtools</artifactId> </dependency> <!-- Web支持 --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!-- JDBC --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-jdbc</artifactId> </dependency> <!-- MySQL驅(qū)動(dòng) --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> </dependency> <!-- 集成MyBatis --> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>2.1.2</version> </dependency> <!-- junit --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <scope>test</scope> </dependency> <!-- 測試 --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> <exclusions> <exclusion> <groupId>org.junit.vintage</groupId> <artifactId>junit-vintage-engine</artifactId> </exclusion> </exclusions> </dependency>
引入后別忘記刷新Maven。

application.properties配置文件位置

添加以下內(nèi)容:
# 配置數(shù)據(jù)庫驅(qū)動(dòng) spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver # 配置數(shù)據(jù)庫url spring.datasource.url=jdbc:mysql://rm-bp1zq3879r28p726lco.mysql.rds.aliyuncs.com:3306/test?characterEncoding=utf8 # 配置數(shù)據(jù)庫用戶名 spring.datasource.username=qwe8403000 # 配置數(shù)據(jù)庫密碼 spring.datasource.password=Qwe8403000 # 指定MyBatis配置文件位置 mybatis.mapper-locations=classpath:mapper/*.xml # 指定模型位置 mybatis.typeAliasesPackage=com.item.model # 修改端口號(hào)避免沖突 server.port=8088 # 服務(wù)路徑 server.servlet.context-path=/MyAPI
項(xiàng)目結(jié)構(gòu)層次

編碼過程
按照上圖給的順序一次創(chuàng)建文件并寫入給與的示例代碼,數(shù)據(jù)庫里面有表,可以直接放心使用。
1、model/Users.java
package com.item.model;
public class Users {
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 getPwd() {
return pwd;
}
public void setPwd(String pwd) {
this.pwd = pwd;
}
public String getNickName() {
return nickName;
}
public void setNickName(String nickName) {
this.nickName = nickName;
}
@Override
public String toString() {
return "Users{" +
"id=" + id +
", userName='" + userName + '\'' +
", pwd='" + pwd + '\'' +
", nickName='" + nickName + '\'' +
'}';
}
private int id;
private String userName;
private String pwd;
private String nickName;
}2、dao/UsersMapper.java
package com.item.dao;
import com.item.model.Users;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;
import java.util.List;
/**
* 數(shù)據(jù)訪問組件
*/
@Repository
public interface UsersMapper {
List<Users> GetInfo();
List<Users> SelectName(@Param("nickName") String nickName);
Users UsersSelectById(@Param("id") int id);
int UsersAddInfo(
@Param("userName") String userName,
@Param("pwd") String pwd,
@Param("nickName") String nickName
);
int UsersUpdateInfo(
@Param("pwd") String pwd,
@Param("id") int id
);
int UsersDeleteById(@Param("id") int id);
}3、resources/mapper/UsersMapper.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.item.dao.UsersMapper">
<!-- 用作基礎(chǔ)查詢測試 -->
<select id="GetInfo" resultType="Users">
select * from users
</select>
<!-- 用做傳遞參數(shù)測試·支持空查詢,返回所有信息 -->
<select id="SelectName" resultType="Users">
select * from users where nickName like "%${nickName}%"
</select>
<!-- id精準(zhǔn)查詢 -->
<select id="UsersSelectById" resultType="Users">
select * from users where id=#{id}
</select>
<!-- 增加 -->
<insert id="UsersAddInfo">
insert into users values(0,"${userName}","${pwd}","${nickName}");
</insert>
<!-- 修改 -->
<update id="UsersUpdateInfo">
update users set pwd="${pwd}" where id=#{id}
</update>
<!-- 刪除 -->
<delete id="UsersDeleteById">
delete from users where id=#{id}
</delete>
</mapper>4、service/UsersService.java
package com.item.service;
import com.item.model.Users;
import java.util.List;
public interface UsersService {
/**
* 獲取所有
* @return
*/
List<Users> GetInfo();
/**
* 獲取nickName的模糊查詢結(jié)果集
* @param nickName
* @return
*/
List<Users> SelectName(String nickName);
/**
* id精準(zhǔn)查詢
* @param id
* @return
*/
Users UsersSelectById(int id);
/**
* 添加信息
* @param userName
* @param pwd
* @param nickName
* @return
*/
int UsersAddInfo(
String userName,
String pwd,
String nickName
);
/**
* 修改密碼
* @param pwd
* @param id
* @return
*/
int UsersUpdateInfo(
String pwd,
int id
);
/**
* 刪除信息
* @param id
* @return
*/
int UsersDeleteById(int id);
}5、serviceimpl/UsersServiceImpl.java
package com.item.serviceimpl;
import com.item.dao.UsersMapper;
import com.item.model.Users;
import com.item.service.UsersService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.List;
@Service
public class UsersServiceImpl implements UsersService {
@Autowired
private UsersMapper usersMapper;
@Override
public List<Users> GetInfo() {
return usersMapper.GetInfo();
}
@Override
public List<Users> SelectName(String nickName) {
return usersMapper.SelectName(nickName);
}
@Override
public Users UsersSelectById(int id) {
return usersMapper.UsersSelectById(id);
}
@Override
public int UsersAddInfo(String userName, String pwd, String nickName) {
pwd=encrypt(pwd);
return usersMapper.UsersAddInfo(userName, pwd, nickName);
}
@Override
public int UsersUpdateInfo(String pwd, int id) {
pwd=encrypt(pwd);
return usersMapper.UsersUpdateInfo(pwd, id);
}
/**
* MD5加密
* @param password
* @return
*/
private String encrypt(String password) {
String passwordMd5 = null;
try {
MessageDigest md5 = MessageDigest.getInstance("MD5");
byte[] bytes = md5.digest(password.getBytes("utf-8"));
passwordMd5 = toHex(bytes);
} catch (NoSuchAlgorithmException | UnsupportedEncodingException e) {
e.printStackTrace();
}
return passwordMd5;
}
private static String toHex(byte[] bytes) {
final char[] HEX_DIGITS = "0123456789ABCDEF".toCharArray();
StringBuilder ret = new StringBuilder(bytes.length * 2);
for (int i = 0; i < bytes.length; i++) {
ret.append(HEX_DIGITS[(bytes[i] >> 4) & 0x0f]);
ret.append(HEX_DIGITS[bytes[i] & 0x0f]);
}
return ret.toString();
}
@Override
public int UsersDeleteById(int id) {
return usersMapper.UsersDeleteById(id);
}
}6、controller/UsersController.java
package com.item.controller;
import com.item.model.Users;
import com.item.service.UsersService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.List;
@RestController
@CrossOrigin
public class UsersController {
@Autowired
private UsersService usersService;
@GetMapping("/GetInfoApi")
public Object GetInfoApi(){
List<Users> list=usersService.GetInfo();
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result",list);
return map;
}
@GetMapping("/GetName")
public Object GetName(HttpServletRequest request,Model model){
String nickName = request.getParameter("nickName");
List<Users> list=usersService.SelectName(nickName);
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result",list);
return map;
}
/**
* 添加接口,訪問方式post
* @param request
* @param model
* @return
*/
@PostMapping(value = "/UserAddInfoApi")
public Object UserAddInfoApi(HttpServletRequest request,Model model){
String userName = request.getParameter("userName");
String pwd = request.getParameter("pwd");
String nickName = request.getParameter("nickName");
usersService.UsersAddInfo(userName, pwd, nickName);
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result","");
return map;
}
/**
* 單個(gè)查詢
* @param request
* @param model
* @return
*/
@GetMapping("/UsersSelectById")
public Object UsersSelectById(HttpServletRequest request,Model model){
String id = request.getParameter("id");
Users users = usersService.UsersSelectById(Integer.parseInt(id));
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result",users);
return map;
}
/**
* 修改api
* @param request
* @param model
* @return
*/
@PostMapping(value = "/UserUpdateInfoApi")
public Object UserUpdateInfoApi(HttpServletRequest request,Model model){
String id = request.getParameter("id");
String pwd = request.getParameter("pwd");
usersService.UsersUpdateInfo(pwd,Integer.parseInt(id));
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result","");
return map;
}
/**
* 刪除api
* @param request
* @param model
* @return
*/
@GetMapping(value = "/UsersDeleteById")
public Object UsersDeleteById(HttpServletRequest request,Model model){
String id = request.getParameter("id");
usersService.UsersDeleteById(Integer.parseInt(id));
HashMap<String,Object> map=new HashMap<String,Object>();
map.put("state",true);
map.put("msg","成功");
map.put("result","");
return map;
}
}7、Action.java
package com.item;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
@MapperScan("com.item.dao")
@SpringBootApplication
public class Action extends SpringBootServletInitializer {
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(Action.class);
}
public static void main(String[] args) {
//一定是被@SpringBootApplication標(biāo)記的類
SpringApplication.run(Action.class, args);
}
}啟動(dòng)校驗(yàn)
查看端口號(hào)以及路由設(shè)置

端口號(hào)以及路由的路徑已經(jīng)設(shè)置,根據(jù)路徑進(jìn)行訪問。
http://localhost:8088/MyAPI/GetName

訪問成功。
總結(jié)
現(xiàn)在我們已經(jīng)搭建了服務(wù)的基礎(chǔ)環(huán)境,可以創(chuàng)建跨域的接口,也可以操作數(shù)據(jù)庫,那么也就代表著我們可以正常的寫接口項(xiàng)目了,不過我們寫好的接口暫時(shí)沒辦法直接提供給前端人員,所以我們還需要配置一個(gè)swagger或者是使用Eolink插件一鍵上傳接口來方便與前端人員交互。
源碼下載地址:https://dxz.jb51.net/202307/yuanma/Springboot_MyBatis_jb51.rar
下節(jié)我們來配置swagger。
到此這篇關(guān)于Springboot-MyBatis配置-配置端口號(hào)與服務(wù)路徑(idea社區(qū)版2023.1.4+apache-maven-3.9.3-bin)的文章就介紹到這了,更多相關(guān)Springboot MyBatis配置內(nèi)容請搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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