新建一个springboot工程,pom.xml如下:
<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.xhx.springboot</groupId>
<artifactId>springboot7</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>springboot7</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.1.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<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-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
application.yml如下:
spring:
data:
mongodb:
database: mytest
host: 192.168.94.151
port: 27017
#spring.data.mongodb.uri=mongodb://username:password@IP:PORT/mongoDBName
dao层继承MongoRepository
package com.xhx.springboot.repository;
import com.xhx.springboot.entity.Account;
import org.springframework.data.mongodb.repository.MongoRepository;
import org.springframework.stereotype.Repository;
import java.util.List;
/**
* @author xuhaixing
* @date 2018/5/4 9:22
*/
@Repository
public interface AccountRepository extends MongoRepository<Account, String> {
List<Account> findByName(String name);
}
同时还可以注入MongoTemplate操作数据库,我就不分层了,都注入到controller里了(只为演示功能)
package com.xhx.springboot.Controller;
import com.xhx.springboot.entity.Account;
import com.xhx.springboot.repository.AccountRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.List;
/**
* @author xuhaixing
* @date 2018/5/4 9:26
*/
@RestController
@RequestMapping(value = "account")
public class AccountController {
@Autowired
private AccountRepository accountRepository;
@Autowired
private MongoTemplate mongoTemplate;
@RequestMapping(value = "save")
public int save(@RequestBody Account account) {
accountRepository.save(account);
return 1;
}
@RequestMapping(value = "findAll")
public List<Account> findAll() {
return accountRepository.findAll();
}
@RequestMapping(value = "findById")
public Account findById(String id) {
return accountRepository.findById(id).get();
}
@RequestMapping(value = "findByName")
public List<Account> findByName(String name) {
return accountRepository.findByName(name);
}
@RequestMapping(value = "findAll2")
public List<Account> findAll2() {
return mongoTemplate.findAll(Account.class);
}
}
启动工程,访问接口就可以 了。
我的github代码地址 https://github.com/xuhaixing/myDocument.git
路径:springboot\SpringBoot基础\springboot7