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add spring-boot-multi-mongodb
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‎README.md

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@@ -14,6 +14,7 @@ Spring boot使用的各种示例，以最简单、最实用为标准
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- [spring-boot-web](https://github.com/ityouknow/spring-boot-starter/tree/master/spring-boot-web)：web开发综合使用案例
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- [spring-boot-mail](https://github.com/ityouknow/spring-boot-starter/tree/master/spring-boot-mail)：spring boot和邮件服务
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- [spring-boot-mongodb](https://github.com/ityouknow/spring-boot-starter/tree/master/spring-boot-mongodb)：spring boot和mongodb的使用
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- [spring-boot-multi-mongodb](https://github.com/ityouknow/spring-boot-starter/tree/master/spring-boot-multi-mongodb)：spring boot和mongodb多数据源的使用
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- [Favorites-web](https://github.com/cloudfavorites/favorites-web)：云收藏（springboot实战开源软件）
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- [springboot实战：我们的第一款开源软件](http://www.ityouknow.com/springboot/2016/09/26/springboot%E5%AE%9E%E6%88%98-%E6%88%91%E4%BB%AC%E7%9A%84%E7%AC%AC%E4%B8%80%E6%AC%BE%E5%BC%80%E6%BA%90%E8%BD%AF%E4%BB%B6.html)
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> 如果大家想了解关于springboot的其它方面应用，也可以以issues的形式反馈给我，我后续来完善。
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关注公众号：纯洁的微笑，回复"springboot"进群交流
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![](http://www.ityouknow.com/assets/images/keeppuresmile_430.jpg)

‎spring-boot-multi-mongodb/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.neo</groupId>
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<artifactId>spring-boot-multi-mongodb</artifactId>
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<version>1.0.0</version>
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<packaging>jar</packaging>
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<name>spring-boot-multi-mongodb</name>
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<description>Demo project for Spring Boot and multi mongodb</description>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>1.5.3.RELEASE</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<java.version>1.8</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-mongodb</artifactId>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-autoconfigure</artifactId>
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<version>RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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<configuration>
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<fork>true</fork>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>

‎spring-boot-multi-mongodb/src/main/java/com/neo/Application.java

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package com.neo;
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import com.neo.config.props.MultipleMongoProperties;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration;
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import org.springframework.boot.context.properties.EnableConfigurationProperties;
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import org.springframework.scheduling.annotation.EnableScheduling;
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@EnableConfigurationProperties(MultipleMongoProperties.class)
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@SpringBootApplication(exclude = MongoAutoConfiguration.class)
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public class Application {
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public static void main(String[] args) {
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SpringApplication.run(Application.class, args);
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}
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/config/MultipleMongoConfig.java

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package com.neo.config;
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import com.mongodb.MongoClient;
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import com.neo.config.props.MultipleMongoProperties;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Qualifier;
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import org.springframework.boot.autoconfigure.mongo.MongoProperties;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Primary;
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import org.springframework.data.mongodb.MongoDbFactory;
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import org.springframework.data.mongodb.core.MongoTemplate;
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import org.springframework.data.mongodb.core.SimpleMongoDbFactory;
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/**
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* @author neo
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*/
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@Configuration
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public class MultipleMongoConfig {
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@Autowired
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private MultipleMongoProperties mongoProperties;
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@Primary
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@Bean(name = PrimaryMongoConfig.MONGO_TEMPLATE)
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public MongoTemplate primaryMongoTemplate() throws Exception {
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return new MongoTemplate(primaryFactory(this.mongoProperties.getPrimary()));
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}
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@Bean
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@Qualifier(SecondaryMongoConfig.MONGO_TEMPLATE)
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public MongoTemplate secondaryMongoTemplate() throws Exception {
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return new MongoTemplate(secondaryFactory(this.mongoProperties.getSecondary()));
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}
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@Bean
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@Primary
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public MongoDbFactory primaryFactory(MongoProperties mongo) throws Exception {
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return new SimpleMongoDbFactory(new MongoClient(mongo.getHost(), mongo.getPort()),
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mongo.getDatabase());
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}
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@Bean
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public MongoDbFactory secondaryFactory(MongoProperties mongo) throws Exception {
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return new SimpleMongoDbFactory(new MongoClient(mongo.getHost(), mongo.getPort()),
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mongo.getDatabase());
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}
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/config/PrimaryMongoConfig.java

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package com.neo.config;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
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/**
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* @author neo
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*/
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@Configuration
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@EnableMongoRepositories(basePackages = "com.neo.model.repository.primary",
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mongoTemplateRef = PrimaryMongoConfig.MONGO_TEMPLATE)
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public class PrimaryMongoConfig {
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protected static final String MONGO_TEMPLATE = "primaryMongoTemplate";
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/config/SecondaryMongoConfig.java

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package com.neo.config;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
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/**
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* @author neo
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*/
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@Configuration
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@EnableMongoRepositories(basePackages = "com.neo.model.repository.secondary",
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mongoTemplateRef = SecondaryMongoConfig.MONGO_TEMPLATE)
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public class SecondaryMongoConfig {
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protected static final String MONGO_TEMPLATE = "secondaryMongoTemplate";
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/config/props/MultipleMongoProperties.java

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package com.neo.config.props;
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import lombok.Data;
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import org.springframework.boot.autoconfigure.mongo.MongoProperties;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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/**
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* @author neo
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*/
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@Data
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@ConfigurationProperties(prefix = "mongodb")
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public class MultipleMongoProperties {
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private MongoProperties primary = new MongoProperties();
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private MongoProperties secondary = new MongoProperties();
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/model/repository/primary/PrimaryMongoObject.java

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package com.neo.model.repository.primary;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.NoArgsConstructor;
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import org.springframework.data.annotation.Id;
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import org.springframework.data.mongodb.core.mapping.Document;
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/**
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* @author neo
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*/
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@Data
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@AllArgsConstructor
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@NoArgsConstructor
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@Document(collection = "first_mongo")
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public class PrimaryMongoObject {
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@Id
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private String id;
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private String value;
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@Override
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public String toString() {
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return "PrimaryMongoObject{" + "id='" + id + '\'' + ", value='" + value + '\''
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+ '}';
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}
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/model/repository/primary/PrimaryRepository.java

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package com.neo.model.repository.primary;
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import org.springframework.data.mongodb.repository.MongoRepository;
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/**
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* @author neo
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*/
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public interface PrimaryRepository extends MongoRepository<PrimaryMongoObject, String> {
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/model/repository/secondary/SecondaryMongoObject.java

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package com.neo.model.repository.secondary;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.NoArgsConstructor;
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import org.springframework.data.annotation.Id;
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import org.springframework.data.mongodb.core.mapping.Document;
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/**
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* @author neo
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*/
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@Data
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@AllArgsConstructor
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@NoArgsConstructor
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@Document(collection = "second_mongo")
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public class SecondaryMongoObject {
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@Id
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private String id;
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private String value;
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@Override
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public String toString() {
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return "SecondaryMongoObject{" + "id='" + id + '\'' + ", value='" + value + '\''
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+ '}';
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}
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}

‎spring-boot-multi-mongodb/src/main/java/com/neo/model/repository/secondary/SecondaryRepository.java

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package com.neo.model.repository.secondary;
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import org.springframework.data.mongodb.repository.MongoRepository;
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/**
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* @author neo
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*/
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public interface SecondaryRepository extends MongoRepository<SecondaryMongoObject, String> {
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}

‎spring-boot-multi-mongodb/src/main/resources/application.yml

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mongodb:
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primary:
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host: 192.168.9.60
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port: 20000
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database: test
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secondary:
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host: 192.168.9.61
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port: 20000
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database: test1

‎spring-boot-multi-mongodb/src/test/java/com/neo/ApplicationTests.java

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package com.neo;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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@RunWith(SpringRunner.class)
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@SpringBootTest
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public class ApplicationTests {
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@Test
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public void contextLoads() {
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System.out.println("hello world");
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}
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}

‎spring-boot-multi-mongodb/src/test/java/com/neo/model/repository/MuliDatabaseTest.java

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package com.neo.model.repository;
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import com.neo.model.repository.primary.PrimaryMongoObject;
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import com.neo.model.repository.primary.PrimaryRepository;
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import com.neo.model.repository.secondary.SecondaryMongoObject;
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import com.neo.model.repository.secondary.SecondaryRepository;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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import java.util.List;
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/**
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* Created by neo on 2017/5/6.
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*/
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@RunWith(SpringRunner.class)
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@SpringBootTest
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public class MuliDatabaseTest {
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@Autowired
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private PrimaryRepository primaryRepository;
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@Autowired
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private SecondaryRepository secondaryRepository;
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@Test
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public void TestSave() {
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System.out.println("************************************************************");
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System.out.println("测试开始");
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System.out.println("************************************************************");
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this.primaryRepository
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.save(new PrimaryMongoObject(null, "第一个库的对象"));
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this.secondaryRepository
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.save(new SecondaryMongoObject(null, "第二个库的对象"));
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List<PrimaryMongoObject> primaries = this.primaryRepository.findAll();
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for (PrimaryMongoObject primary : primaries) {
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System.out.println(primary.toString());
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}
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List<SecondaryMongoObject> secondaries = this.secondaryRepository.findAll();
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for (SecondaryMongoObject secondary : secondaries) {
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System.out.println(secondary.toString());
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}
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System.out.println("************************************************************");
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System.out.println("测试完成");
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System.out.println("************************************************************");
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}
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}

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