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>cn.nzcer</groupId>
    <artifactId>x-rpc</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>pom</packaging>
    <modules>
        <module>x-rpc-common</module>
        <module>x-rpc-proto</module>
        <module>x-rpc-codec</module>
        <module>x-rpc-transport</module>
        <module>x-rpc-server</module>
        <module>x-rpc-client</module>
        <module>x-rpc-example</module>
    </modules>

    <!--抽离版本号-->
    <properties>
        <maven.compiler.source>8</maven.compiler.source>
        <maven.compiler.target>8</maven.compiler.target>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <commons-io.version>2.11.0</commons-io.version>
        <jetty-servlet.version>9.4.17.v20190418</jetty-servlet.version>
        <fastjson.version>2.0.20</fastjson.version>
        <junit.version>4.13.2</junit.version>
        <lombok.version>1.18.26</lombok.version>
        <slf4j-api.version>1.7.26</slf4j-api.version>
        <logback-classic.version>1.2.3</logback-classic.version>
    </properties>

    <!--
    dependencyManagement 里只是声明依赖，并不实现引入，因此子项目需要显式的声明需要用的依赖。如果不在子项目中声明依赖，是不会从父项目中继承下来的；
    只有在子项目中写了该依赖项，并且没有指定具体版本，才会从父项目中继承该项，并且version和scope都读取自父pom;另外如果子项目中指定了版本号，那么会使用子项目中指定的jar版本
    -->
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>commons-io</groupId>
                <artifactId>commons-io</artifactId>
                <version>${commons-io.version}</version>
            </dependency>
            <dependency>
                <groupId>org.eclipse.jetty</groupId>
                <artifactId>jetty-servlet</artifactId>
                <version>${jetty-servlet.version}</version>
            </dependency>
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>fastjson</artifactId>
                <version>${fastjson.version}</version>
            </dependency>

        </dependencies>
    </dependencyManagement>

    <!--dependencies即使在子模块中不写该依赖项，那么子模块仍然会从父项目中继承该依赖项（全部继承）。-->
    <dependencies>
        <!--单元测试-->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>${junit.version}</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>${lombok.version}</version>
        </dependency>
        <!--日志门面接口-->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>${slf4j-api.version}</version>
        </dependency>
        <!--日志具体实现-->
        <dependency>
            <groupId>ch.qos.logback</groupId>
            <artifactId>logback-classic</artifactId>
            <version>${logback-classic.version}</version>
        </dependency>

    </dependencies>

    <!--工程编译-->
    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.10.1</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>