Spring Boot 多模块项目创建与配置[转]

一.父模块创建

1.创建一个spring boot项目  名称为demo

2.在上面创建好的工程名demo上,点击右键,选择New–>Module,进入New Module页面   name为dubbo-server

3,再创建另一个Module,name为dubbo-client

4.删除无用的文件及文件夹,包括三个模块的mvnw、mvnw.cmd文件及.mvn文件夹,src目录,父模块只做依赖管理

5.配置父pom.xml

<?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.sun</groupId>
    <artifactId>demo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <!--<packaging>jar</packaging>-->
    <packaging>pom</packaging>  <!--父模块打包类型必须为pom-->

    <modules>
        <module>dubbo-server</module>
        <module>dubbo-client</module>
    </modules>

    <name>demo</name>
    <description>Practice the learned code</description>

    <!-- parent指明继承关系,给出被继承的父项目的具体信息-->
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.5.8.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>

        <!-- 在properties中统一控制依赖包的版本,更清晰-->
        <dubbo.version>2.5.3</dubbo.version>
        <zkclient.version>0.10</zkclient.version>
    </properties>

    <dependencyManagement>   <!--dependencyManagement用于管理依赖版本号-->
        <dependencies>
            <!-- 删除spring-boot-starter和spring-boot-starter-test,
            因为parent中继承的祖先中已经有了,并且一般dependencyManagement管理的依赖都要写版本号 -->
            <!--<dependency>-->
                <!--<groupId>org.springframework.boot</groupId>-->
                <!--<artifactId>spring-boot-starter</artifactId>-->
            <!--</dependency>-->

            <!--<dependency>-->
                <!--<groupId>org.springframework.boot</groupId>-->
                <!--<artifactId>spring-boot-starter-test</artifactId>-->
                <!--<scope>test</scope>-->
            <!--</dependency>-->

            <!--新增后续dubbo项目中所需依赖,dubbo、zk-->
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>dubbo</artifactId>
                <!--<version>2.5.3</version>-->    <!--使用properties中配置的版本号-->
                <version>${dubbo.version}</version>
                <exclusions>
                    <exclusion>
                        <groupId>org.springframework</groupId>
                        <artifactId>spring</artifactId>
                    </exclusion>
                </exclusions>
            </dependency>

            <dependency>
                <groupId>com.101tec</groupId>
                <artifactId>zkclient</artifactId>
                <!--<version>0.10</version>-->    <!--使用properties中配置的版本号-->
                <version>${zkclient.version}</version>
            </dependency>
        </dependencies>

    </dependencyManagement>

    <!--该插件作用是打一个可运行的包,必须要写在需要打包的项目里。这里的父模块不需要打包运行,所以删掉该插件。-->
    <!--<build>-->
        <!--<plugins>-->
            <!--<plugin>-->
                <!--<groupId>org.springframework.boot</groupId>-->
                <!--<artifactId>spring-boot-maven-plugin</artifactId>-->
            <!--</plugin>-->
        <!--</plugins>-->
    <!--</build>-->

</project>

6.dubbo-server\pom.xml

<?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.sun</groupId>
   <artifactId>dubbo-server</artifactId>
   <version>0.0.1-SNAPSHOT</version>
   <packaging>jar</packaging>

   <name>dubbo-server</name>
   <description>Demo project for Spring Boot</description>

   <!-- 子模块的parent要使用顶层的父模块-->
   <parent>
      <!--<groupId>org.springframework.boot</groupId>-->
      <!--<artifactId>spring-boot-starter-parent</artifactId>-->
      <!--<version>1.5.8.RELEASE</version>-->
      <!--<relativePath/>-->
      <groupId>com.sun</groupId>
      <artifactId>demo</artifactId>
      <version>0.0.1-SNAPSHOT</version>
   </parent>

   <!-- properties可删掉,会继承父模块的-->
   <!--<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-test</artifactId>
         <scope>test</scope>
      </dependency>

      <!--新增后续dubbo项目中所需依赖,dubbo、zk。
         父模块pom中使用dependencyManagement来管理依赖版本号,子模块pom中不需要再写版本号,exclusion也不需要-->
      <dependency>
         <groupId>com.alibaba</groupId>
         <artifactId>dubbo</artifactId>
         <!--<version>2.5.3</version>-->
         <!--<exclusions>-->
            <!--<exclusion>-->
               <!--<groupId>org.springframework</groupId>-->
               <!--<artifactId>spring</artifactId>-->
            <!--</exclusion>-->
         <!--</exclusions>-->
      </dependency>

      <dependency>
         <groupId>com.101tec</groupId>
         <artifactId>zkclient</artifactId>
         <!--<version>0.10</version>-->
      </dependency>
   </dependencies>

   <build>
      <plugins>
         <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
         </plugin>
      </plugins>
   </build>

</project>

7.dubbo-client/pom.xml

<?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.sun</groupId>
   <artifactId>dubbo-client</artifactId>
   <version>0.0.1-SNAPSHOT</version>
   <packaging>jar</packaging>

   <name>dubbo-client</name>
   <description>Demo project for Spring Boot</description>

   <!-- 子模块的parent要使用顶层的父模块-->
   <parent>
      <!--<groupId>org.springframework.boot</groupId>-->
      <!--<artifactId>spring-boot-starter-parent</artifactId>-->
      <!--<version>1.5.8.RELEASE</version>-->
      <!--<relativePath/>-->
      <groupId>com.sun</groupId>
      <artifactId>demo</artifactId>
      <version>0.0.1-SNAPSHOT</version>
   </parent>

   <!-- properties可删掉,会继承父模块的-->
   <!--<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-test</artifactId>
         <scope>test</scope>
      </dependency>

      <!-- 该模块需要启动web服务,需要该依赖-->
      <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-web</artifactId>
      </dependency>

      <!--新增后续dubbo项目中所需依赖,dubbo、zk
         父模块pom中使用dependencyManagement来管理依赖版本号,子模块pom中不需要再写版本号
         父模块pom中里有exclusion,子模块pom中不要写exclusion-->
      <dependency>
         <groupId>com.alibaba</groupId>
         <artifactId>dubbo</artifactId>
         <!--<version>2.5.3</version>-->
         <!--<exclusions>-->
            <!--<exclusion>-->
               <!--<groupId>org.springframework</groupId>-->
               <!--<artifactId>spring</artifactId>-->
            <!--</exclusion>-->
         <!--</exclusions>-->
      </dependency>

      <dependency>
         <groupId>com.101tec</groupId>
         <artifactId>zkclient</artifactId>
         <!--<version>0.10</version>-->
      </dependency>

      <!--client模块需要依赖server模块-->
      <dependency>
         <groupId>com.sun</groupId>
         <artifactId>    dubbo-server</artifactId>
         <version>0.0.1-SNAPSHOT</version>
      </dependency>
   </dependencies>

   <build>
      <plugins>
         <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
         </plugin>
      </plugins>
   </build>

</project>      

点击IDEA右侧的Maven Projects,在每个模块的Dependencies中即可查看每个dependency内部的依赖及版本号

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转载自www.cnblogs.com/sunkang-work/p/12001374.html
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