</association>
        </field>
      </fields>
      <codeSegments>
        <codeSegment>
          <version>1.0.0/1.1.0</version>
          <code><![CDATA[
    private String getSnapshotVersionKey( SnapshotVersion sv )
    {
        return sv.getClassifier() + ":" + sv.getExtension();
    }

    public boolean merge( Metadata sourceMetadata )
    {
        boolean changed = false;