Maven配置 指定多个源代码目录、多个资源文件目录

<!-- 设置多个源文件夹 -->
<plugin>
    <groupId>org.codehaus.mojo</groupId>
    <artifactId>build-helper-maven-plugin</artifactId>
    <version>1.8</version>
    <executions>
        <!-- 添加主资源文件目录 -->
        <execution>
            <!--自定义名称,不可重复-->
            <id>add-resource</id>
            <!--指定绑定到生命周期-->
            <phase>initialize</phase>
            <!--指定指定的目标,可添加多个-->
            <goals>
                <goal>add-resource</goal>
            </goals>
            <configuration>
                <resources>
                    <!--资源文件目录,可添加多个-->
                    <resource>
                        <directory>${project.parent.basedir}/src/main/resources</directory>
                        <!--是否启用变量过滤-->
                        <filtering>true</filtering>
                        <!--排除的文件,可添加多个-->
                        <excludes>
                            <exclude>**/*.java</exclude>
                        </excludes>
                    </resource>
                    <resource>
                        <directory>${project.basedir}/src/main/resources</directory>
                        <filtering>true</filtering>
                        <excludes>
                            <exclude>**/*.java</exclude>
                        </excludes>
                    </resource>
                </resources>
            </configuration>
        </execution>

        <!-- 添加主源码目录 -->
        <execution>
            <id>add-source</id>
            <phase>initialize</phase>
            <goals>
                <goal>add-source</goal>
            </goals>
            <configuration>
                <sources>
                    <source>${project.parent.basedir}/common/src/main/java</source>
                    <source>${project.basedir}/src/main/java</source>
                </sources>
            </configuration>
        </execution>

        <!-- 添加测试源码目录 -->
        <execution>
            <id>add-test-source</id>
            <phase>initialize</phase>
            <goals>
                <goal>add-test-source</goal>
            </goals>
            <configuration>
                <sources>
                    <source>${project.parent.basedir}/src/test/java</source>
                    <source>${project.basedir}/src/test/java</source>
                </sources>
            </configuration>
        </execution>
    </executions>
</plugin>

其中，common/src/main/java 是另一个模块的源码，打包后会将该目录直接打包到当前jar（war）包中。