一旦项目变大,一个工程就显得比较臃肿,一般会按照功能划分成几个工程,需要团队协作开发。
根据最近对Maven的学习,下面简单的介绍下,使用Maven管理多个工程的pom文件的设置。
假设项目是个WEB项目,我们有三个工程:aboy-common-lang,aboy-common-toolkit,aboy-common-web
先说下目录结果:
aboy-common
|-----common-lang
| |___pom.xml
|-----common-toolkit
| |___pom.xml
|-----common-web
| |___pom.xml
|___pom.xml
1、主控pom
主控pom是所有所管理的pom的父pom,也就是所有子pom的公共pom。
它的packaging属性为pom,
它管理其它pom的方式为:
<modules>
<module>common-lang</module>
<module>common-toolkit</module>
<module>common-web</module>
</modules>
主控pom内容如下:
<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/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.aboy.common</groupId> <artifactId>aboy-common</artifactId> <packaging>pom</packaging> <version>1.0</version> <name>aBoy Common</name> <url>http://obullxl.iteye.com</url> <dependencies> <!-- logging --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.13</version> </dependency> <!-- test --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> </dependencies> <modules> <module>common-lang</module> <module>common-toolkit</module> <module>common-web</module> </modules> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>2.0.2</version> <configuration> <source>1.5</source> <target>1.5</target> <encoding>GBK</encoding> </configuration> </plugin> <plugin> <artifactId>maven-resources-plugin</artifactId> <configuration> <encoding>GBK</encoding> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-source-plugin</artifactId> <version>2.0.2</version> <executions> <execution> <id>attach-sources</id> <goals> <goal>jar</goal> </goals> </execution> </executions> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-eclipse-plugin</artifactId> <configuration> <downloadSources>true</downloadSources> </configuration> </plugin> </plugins> </build> </project>
2、common-lang的pom
必须增加对父pom的依赖:
<parent>
<groupId>com.aboy.common</groupId>
<artifactId>aboy-common</artifactId>
<version>1.0</version>
</parent>
它具有父pom的JAR包依赖,当然可以设置自己的JAR包依赖。
它的pom的内容为:
<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/maven-v4_0_0.xsd"> <parent> <groupId>com.aboy.common</groupId> <artifactId>aboy-common</artifactId> <version>1.0</version> </parent> <modelVersion>4.0.0</modelVersion> <groupId>com.aboy.common</groupId> <artifactId>aboy-common-lang</artifactId> <packaging>jar</packaging> <version>1.0</version> <name>aBoy Common Lang</name> <url>http://obullxl.iteye.com</url> </project>
3、common-toolkit的pom包内容:
<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/maven-v4_0_0.xsd"> <parent> <groupId>com.aboy.common</groupId> <artifactId>aboy-common</artifactId> <version>1.0</version> </parent> <modelVersion>4.0.0</modelVersion> <groupId>com.aboy.common</groupId> <artifactId>aboy-common-toolkit</artifactId> <packaging>jar</packaging> <version>1.0</version> <name>aBoy Common Toolkit</name> <url>http://obullxl.iteye.com</url> </project>
4、common-web的pom的内容:
<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/maven-v4_0_0.xsd"> <parent> <groupId>com.aboy.common</groupId> <artifactId>aboy-common</artifactId> <version>1.0</version> </parent> <modelVersion>4.0.0</modelVersion> <groupId>com.aboy.common</groupId> <artifactId>aboy-common-web</artifactId> <packaging>jar</packaging> <version>1.0</version> <name>aBoy Common Web</name> <url>http://obullxl.iteye.com</url> </project>
欢迎指正~~~~~~