<?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.example</groupId>
    <artifactId>parent-module</artifactId>
    <version>1.0.0-SNAPSHOT</version>
    <packaging>pom</packaging>  <!-- 父模塊packaging必須為pom -->

    <modules>
        <module>module-a</module>
        <module>module-b</module>
        <module>module-c</module>
        </modules>

    <properties>
        <java.version>1.8</java.version>
        <spring-boot.version>2.7.0</spring-boot.version>
        <commons-lang3.version>3.12.0</commons-lang3.version>
    </properties>

    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>${spring-boot.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <dependency>
                <groupId>org.apache.commons</groupId>
                <artifactId>commons-lang3</artifactId>
                <version>${commons-lang3.version}</version>
            </dependency>
            <!-- 其他公共依賴 -->
        </dependencies>
    </dependencyManagement>

    <build>
        <pluginManagement>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                    <version>${spring-boot.version}</version>
                </plugin>
                <!-- 其他公共插件配置 -->
            </plugins>
        </pluginManagement>
    </build>

</project>

<?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>
    <parent>
        <groupId>com.example</groupId>
        <artifactId>parent-module</artifactId>
        <version>1.0.0-SNAPSHOT</version>
        <relativePath>../pom.xml</relativePath>  <!-- 指向父模塊的pom.xml -->
    </parent>

    <artifactId>module-a</artifactId>
    <version>1.0.0-SNAPSHOT</version>  <!-- 版本號可以省略，默認(rèn)繼承父模塊 -->
    <packaging>jar</packaging>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>  <!-- 版本號從父模塊繼承 -->
        </dependency>
        <dependency>
            <groupId>com.example</groupId>
            <artifactId>module-b</artifactId> <!-- 模塊間依賴 -->
            <version>1.0.0-SNAPSHOT</version> <!-- 版本號從父模塊繼承，但顯式聲明更清晰 -->
        </dependency>
    </dependencies>

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

</project>

rootProject.name = "parent-module"
include("module-a")
include("module-b")
include("module-c")

plugins {
    java
    // 使用 Spring Boot 插件，但不應(yīng)用到父模塊 (apply false)
    id("org.springframework.boot") version "2.7.0" apply false
    id("io.spring.dependency-management") version "1.0.11.RELEASE" apply false
}

allprojects {
    group = "com.example"
    version = "1.0.0-SNAPSHOT"
}

subprojects {
    apply(plugin = "java")
    apply(plugin = "io.spring.dependency-management")

    repositories {
        mavenCentral()
    }

    dependencies {
        implementation("org.apache.commons:commons-lang3:3.12.0")
        // 其他公共依賴
    }

    dependencyManagement {
        imports {
            mavenBom(org.springframework.boot.gradle.plugin.SpringBootPlugin.BOM_COORDINATES)
        }
    }
}

plugins {
    id("org.springframework.boot")
    id("io.spring.dependency-management")
}

dependencies {
    implementation("org.springframework.boot:spring-boot-starter-web")
    implementation(project(":module-b")) // 模塊間依賴
}