pom.xmlに以下のように記述
<plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-antrun-plugin</artifactId> <version>1.5</version> <executions> <execution> <id>copy-template</id> <phase>initialize</phase> <configuration> <target> <echo message="copy template files from ja directory"/> <property name="htmlDir" value="src/main/webapp/WEB-INF/templates/vm/portlets/html"/> <copy todir="${htmlDir}"> <fileset dir="${htmlDir}/ja"/> </copy> </target> </configuration> <goals> <goal>run</goal> </goals> </execution> </executions> </plugin>