微服务实战(二)连接mysql以及mongodb

在实战一种我们完成了hello world,接下来我们就完成连接数据库以及mongodb,首先我们在配置文件application.properties中添加如下配置:

#connect mysql
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=1988131zjp
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.max-idle=10
spring.datasource.max-wait=10000
spring.datasource.min-idle=5
spring.datasource.initial-size=5
spring.datasource.jdbc-interceptors=ConnectionState;SlowQueryReport(threshold=0)
#rabbitmq
spring.rabbitmq.host=192.168.20.102
spring.rabbitmq.port=5672
spring.rabbitmq.username=admin
spring.rabbitmq.password=admin
#mongodb mongodb 3.x 只支持这种方式
#spring.data.mongodb.uri=mongodb://192.168.20.102/local
spring.data.mongodb.host=192.168.20.102
spring.data.mongodb.port=27017
 
server.port=8080
server.session.timeout=10
server.tomcat.uri-encoding=UTF-8

然后再pom.xml加入下面的配置,配置文件如下:

<?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.datababy.springcloud</groupId>
    <artifactId>cloud</artifactId>
    <version>1.0-SNAPSHOT</version>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.0.M7</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</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>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.mongodb</groupId>
            <artifactId>mongodb-driver</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-mongodb</artifactId>
        </dependency>
        <!--<dependency>
            <groupId>de.flapdoodle.embed</groupId>
            <artifactId>de.flapdoodle.embed.mongo</artifactId>
        </dependency>-->
        <dependency>
            <groupId>org.springframework.data</groupId>
            <artifactId>spring-data-mongodb</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.mongodb</groupId>
                    <artifactId>mongo-java-driver</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
    </dependencies>
 
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
 
    <repositories>
        <repository>
            <id>spring-snapshots</id>
            <name>Spring Snapshots</name>
            <url>https://repo.spring.io/snapshot</url>
            <snapshots>
                <enabled>true</enabled>
            </snapshots>
        </repository>
        <repository>
            <id>spring-milestones</id>
            <name>Spring Milestones</name>
            <url>https://repo.spring.io/milestone</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
        <repository>
            <id>spring-snapshots</id>
            <name>Spring Snapshots</name>
            <url>https://repo.spring.io/libs-snapshot</url>
            <snapshots>
                <enabled>true</enabled>
            </snapshots>
        </repository>
    </repositories>
    <pluginRepositories>
        <pluginRepository>
            <id>spring-snapshots</id>
            <name>Spring Snapshots</name>
            <url>https://repo.spring.io/snapshot</url>
            <snapshots>
                <enabled>true</enabled>
            </snapshots>
        </pluginRepository>
        <pluginRepository>
            <id>spring-milestones</id>
            <name>Spring Milestones</name>
            <url>https://repo.spring.io/milestone</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </pluginRepository>
    </pluginRepositories>
 
</project>

添加完成以后我们在SpringBootTest.java中加入如下的代码最后代码如下:

import com.datababy.enity.Customer;
import com.datababy.enity.Test;
import com.datababy.service.CustomerRepository;
import com.datababy.service.TestService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.domain.EntityScan;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
import org.springframework.web.bind.annotation.*;
 
import java.util.List;
/**
 * Created by yongma on 2017/1/23.
 */
@RestController
@ComponentScan({"com.datababy.*"})
@EnableMongoRepositories
@EnableAutoConfiguration
public class SpringBootTest {
 
    @Autowired
    private TestService services;
    @Autowired
    private CustomerRepository customerRepository;
    @ResponseBody
    @RequestMapping(value = "/")
    public String location() {
        return "北京";
    }
 
    @ResponseBody
    @RequestMapping(value="/get")
    public List<Test> getTest(){
       return services.getTest();
    }
 
 
     @RequestMapping(value = "/addCustomer", method = RequestMethod.GET)
     public Customer addCustomer(){
        return customerRepository.save(new Customer("test1","test1"));
     }
 
 
 
 
    public static void main(String[] args) {
 
        SpringApplication.run(SpringBootTest.class, args);
 
    }
 
 
}

最后项目结构结果如下图:

《微服务实战(二)连接mysql以及mongodb》 image.png

完整代码下载地址:https://github.com/majiajue/cloud.git

    原文作者:负二贷
    原文地址: https://www.jianshu.com/p/bfef6f82da34
    本文转自网络文章,转载此文章仅为分享知识,如有侵权,请联系博主进行删除。
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