Maven code

build-helper.xml

<plugin>
  <groupId>org.codehaus.mojo</groupId>
  <artifactId>build-helper-maven-plugin</artifactId>
  <version>1.5</version>
  <executions>
    <execution>
      <id>add-acceptancetest-source</id>
      <phase>generate-sources</phase>
      <goals>
        <goal>add-test-source</goal>
      </goals>
      <configuration>
        <sources>
           <source>${basedir}/src/acceptance-test/java</source>
           <source>${basedir}/src/test-support/java</source>
        </sources>
      </configuration>
    </execution>
  </executions>
</plugin>