</description>

  <properties>
    <overridden>PARENT</overridden>
    <!-- Test the effective value of this property in the child when "overridden" is defined by child as well -->
    <interpolated>${overridden}</interpolated>
  </properties>

        <artifactId>maven-compiler-plugin</artifactId>
        <configuration>
          <excludes>
            <!-- Yes, we want to exclude ForceGuavaCompilation 4 times: -->
            <!-- (And we might as well exclude DummyJavadocClass 3 times (though it would be harmless to include).) -->
            <!-- 1. Don't compile it (since that requires a *non-test* dep on gwt-user. -->
            <exclude>**/ForceGuavaCompilation*</exclude>

  <description>
    Verify that filter definitions are properly merged.
  </description>

  <build>
    <filters>
      <!-- NOTE: The first filter is deliberately defined by the child as well, so should not be added twice -->
      <filter>src/main/filters/child-a.properties</filter>
      <filter>src/main/filters/parent-c.properties</filter>
      <filter>src/main/filters/parent-b.properties</filter>

  </description>

  <properties>
    <overridden>PARENT</overridden>
    <!-- Test the effective value of this property in the child when "overridden" is defined by child as well -->
    <interpolated>${overridden}</interpolated>
  </properties>

  <profiles>
    <profile>
      <id>it-parent</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>