Spring Boot Sample 023之spring-boot-data-mongodb
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内容图文
一、环境
- Idea 2020.1
- JDK 1.8
- maven
二、目的
spring boot 通过整合mongodb gitHub地址： https://github.com/ouyushan/ouyushan-spring-boot-samples三、步骤
3.1、点击File -> New Project -> Spring Initializer，点击next
3.2、在对应地方修改自己的项目信息
3.3、选择Web依赖，选中Spring Web、Spring Boot Redis。可以选择Spring Boot版本，本次默认为2.2.7，点击Next
3.4、项目结构
四、添加文件
pom.xml文件<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.ouyushan</groupId>
<artifactId>ouyushan-spring-boot-samples</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<groupId>org.ouyushan</groupId>
<artifactId>spring-boot-data-mongodb</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>spring-boot-data-mongodb</name>
<description>Mongodbproject for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<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>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
application.properties文件
# MONGODB (MongoProperties) spring.data.mongodb.uri=mongodb://username:password@localhost:27017/admin
User.java
package org.ouyushan.spring.boot.data.mongodb.entity;
import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;
import java.util.Date;
/**
* @Description:
* @Author: ouyushan
* @Email: ouyushan@hotmail.com
* @Date: 2020/6/2 16:50
*/
@Document(collection = "user")
public class User {
@Id
private Long id;
private String name;
private Date createTime;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Date getCreateTime() {
return createTime;
}
public void setCreateTime(Date createTime) {
this.createTime = createTime;
}
@Override
public String toString() {
return "User{" +
"id=" + id +
", name='" + name + '\'' +
", createTime=" + createTime +
'}';
}
}
UserDao.java
UserService.java
package org.ouyushan.spring.boot.data.mongodb.service;
import org.ouyushan.spring.boot.data.mongodb.entity.User;
import org.ouyushan.spring.boot.data.mongodb.repository.UserDao;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* @Description:
* @Author: ouyushan
* @Email: ouyushan@hotmail.com
* @Date: 2020/6/2 16:53
*/
@Service
public class UserService {
@Autowired
private UserDao userDao;
public User insert(User user){
return userDao.insert(user);
}
public void deleteById(Long id){
userDao.deleteById(id);
}
public void updateById(User user){
userDao.updateById(user);
}
public User selectById(Long id){
return userDao.selectById(id);
}
}
package org.ouyushan.spring.boot.data.mongodb.repository;
import org.ouyushan.spring.boot.data.mongodb.entity.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.data.mongodb.core.query.Update;
import org.springframework.stereotype.Repository;
/**
* @Description:
* @Author: ouyushan
* @Email: ouyushan@hotmail.com
* @Date: 2020/6/2 16:52
*/
@Repository
public class UserDao {
@Autowired
public MongoTemplate mongoTemplate;
public User insert(User user) {
return mongoTemplate.insert(user);
}
public void deleteById(Long id) {
Criteria criteria = Criteria.where("_id").is(id);
Query query = new Query(criteria);
mongoTemplate.remove(query, User.class);
}
public void updateById(User user) {
Criteria criteria = Criteria.where("id").in(user.getId());
Query query = new Query(criteria);
Update update = new Update();
update.set("name",user.getName());
update.set("createTime",user.getCreateTime());
mongoTemplate.updateMulti(query, update, User.class);
}
public User selectById(Long id) {
Criteria criteria = Criteria.where("id").in(id);
Query query = new Query(criteria);
return mongoTemplate.findOne(query,User.class);
}
}
package org.ouyushan.spring.boot.data.mongodb.controller;
import org.ouyushan.spring.boot.data.mongodb.entity.User;
import org.ouyushan.spring.boot.data.mongodb.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* @Description:
* @Author: ouyushan
* @Email: ouyushan@hotmail.com
* @Date: 2020/6/2 16:54
*/
@RestController
@RequestMapping("/user")
public class UserController {
@Autowired
private UserService userService;
@RequestMapping("/save")
public User getUser(User user) {
return userService.insert(user);
}
@RequestMapping("/delete")
public void removeUser(Long id) {
userService.deleteById(id);
}
@RequestMapping("/update")
public void updateUser(User user) {
userService.updateById(user);
}
@RequestMapping("/select")
public User getUser(Long id) {
return userService.selectById(id);
}
}
五、测试
SpringBootDataMongodbApplicationTests.java
package org.ouyushan.spring.boot.data.mongodb;
import org.junit.jupiter.api.Test;
import org.ouyushan.spring.boot.data.mongodb.entity.User;
import org.ouyushan.spring.boot.data.mongodb.repository.UserDao;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.Date;
@SpringBootTest
class SpringBootDataMongodbApplicationTests {
@Autowired
UserDao userDao;
@Test
public void testSaveUser(){
User user = new User();
user.setId(1L);
user.setName("ouyuhsan");
user.setCreateTime(new Date());
userDao.insert(user);
}
@Test
public void testUpdateUser(){
User user = new User();
user.setId(1L);
user.setName("ouyuhsan-new");
user.setCreateTime(new Date());
userDao.updateById(user);
}
@Test
public void testSelectUserById(){
User user = userDao.selectById(1L);
System.out.println(user.toString());
}
}
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