基于配置文件的Maven子依赖项

时间:2015-02-09 22:33:01

标签: java maven

我有一个多模块项目,我正在尝试根据选择的配置文件更改子项目中构建的依赖项。在我的“dev”和“prod”配置文件中,我需要maven包含mysql库,而在我的“本地”配置文件中,我需要maven包含h2库。

父POM

<profile>
    <id>local</id>
    <properties>
        <!-- Defines the environment variable -->
            <build.env>local</build.env>
    </properties>
</profile>
<profile>
    <id>dev</id>
    <properties>
        <!-- Defines the environment variable -->
        <build.env>dev</build.env>
    </properties>
    <activation>
        <activeByDefault>true</activeByDefault>
    </activation>
</profile>
<profile>
    <id>prod</id>
    <properties>
        <!-- Defines the environment variable -->
            <build.env>production</build.env>
    </properties>
</profile>

数据模块POM

<!-- Local specific dependencies -->
<profile>
    <id>local</id>
    <dependencies>
        <dependency>
            <groupId>com.h2database</groupId>
            <artifactId>h2</artifactId>
            <version>${version.h2}</version>
        </dependency>
    </dependencies>
    <activation>
        <property>
            <name>build.env</name>
            <value>local</value>
        </property>
    </activation>
</profile>

<!-- Dev specific dependencies -->
<profile>
    <id>dev</id>
    <dependencies>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${version.mysql}</version>
        </dependency>
    </dependencies>
    <activation>
        <property>
            <name>build.env</name>
            <value>dev</value>
        </property>
    </activation>
</profile>

<!-- Production specific dependencies -->
<profile>
    <id>prod</id>
    <dependencies>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${version.mysql}</version>
        </dependency>
    </dependencies>
    <activation>
        <property>
            <name>build.env</name>
            <value>production</value>
        </property>
    </activation>
</profile>

问题是,从根项目构建时,切换配置文件似乎不会影响子pom,并且数据模块jar文件中不包含任何依赖项(没有配置文件继承?)。如何触发子配置文件以包含上面列出的依赖项?

1 个答案:

答案 0 :(得分:1)

父POM:

<profile>
    <id>local</id>
    <properties>
        <!-- Defines the environment variable -->
        <build.env>local</build.env>
        <!-- Define DB dependency type/version -->
        <dbGroup>com.h2databse</dbGroup>
        <dbArtifact>h2</dbArtifact>
        <dbVersion>${version.h2}</dbVersion>
    </properties>
</profile>
[...]

模块POM:

<dependency>
    <groupId>${dbGroup}</groupId>
    <artifactId>${dbArtifact}</artifactId>
    <version>${dbVersion}</version>
</dependency>

您必须将您的version.h2 / version.mysql定义移动到您的父POM,但这不应该是一个问题。