多模块使用步骤
1、在父项目中添加assembly的插件
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>3.3.0</version>
</plugin>
</plugins>
</pluginManagement>
</build>
2、在父项目的根目录下添加assembly.xml的配置文件

# vim assembly.xml
内容如下:
<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
<id>full</id>
<formats>
<format>jar</format>
</formats>
<includeBaseDirectory>false</includeBaseDirectory>
<dependencySets>
<dependencySet>
<outputDirectory>/</outputDirectory>
<useProjectArtifact>true</useProjectArtifact>
<unpack>true</unpack>
<scope>runtime</scope>
</dependencySet>
<dependencySet>
<outputDirectory>/</outputDirectory>
<useProjectArtifact>true</useProjectArtifact>
<unpack>true</unpack>
<scope>system</scope>
</dependencySet>
</dependencySets>
</assembly>
说明:
includeBaseDirectory: 是否要在jar中包含基础文件夹配置。会在jar中生成一个名称为要打包项目名称的一层目录,通常设计为false
3、在子项目添加插件配置
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<descriptors>
<descriptor>assembly.xml</descriptor>
</descriptors>
<archive>
<manifest>
<mainClass>com.jeejio.wutong.databaseagent.DataBaseAgentEntry</mainClass>
</manifest>
</archive>
</configuration>
<executions>
<execution>
<id>make-assembly</id>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
4、执行命令打包
mvn clean compile assembly:single -pl databaseagent -Pdev
注意:本例打包的方法是使用父pom进行打包,所以需要使用(-pl)的参数来指定module的名称,本例中是指对模块databaseagent进行打包操作,打包命令中的compile不能少