Lavoisier

• AppendAggregateProcessor
• MoveProcessor / CopyProcessor
• SelectGroupByProcessor

Written by user:

<processors>
    <processor type="AppendAggregateProcessor" match="/root"><!-- | /root/child -->
        <parameter name="function">sum</parameter>
        <parameter name="node_name">total</parameter>
        <parameter name="node_values" eval="child"/><!-- removed -->
    </processor>
    <processor type="MoveProcessor" match="/root/child"><!-- [* or not(*)] -->
        <parameter name="destination_axis">following-sibling</parameter>
        <parameter name="destination_as">last_child</parameter>
        <parameter name="destination_name">sibling</parameter>
        <parameter name="destination_predicate">@foo = 'bar'</parameter>
    </processor>
    <processor type="SelectGroupByProcessor" match="/root/child"><!-- /* | .../@key -->
        <parameter name="group_by" eval="@key"/><!-- replace with path to ancestor -->
        <parameter name="sort_descending">true</parameter>
        <parameter name="sort_type">date</parameter>
    </processor>
</processors>

Generated by Lavoisier:

<processors>
    <processor type="AppendAggregateProcessor" match="/root | /root/child">
        <parameter name="function">sum</parameter>
        <parameter name="node_name">total</parameter>
    </processor>
    <processor type="MoveProcessor" match="/root/child[* or not(*)]">
        <parameter name="destination_axis">following-sibling</parameter>
        <parameter name="destination_as">last_child</parameter>
        <parameter name="destination_name">sibling</parameter>
        <parameter name="destination_predicate">attribute::foo = 'bar'</parameter>
    </processor>
    <processor type="SelectGroupByProcessor" match="/* | /root/child/@key">
        <parameter name="group_by">./parent::*</parameter>
        <parameter name="sort_descending">true</parameter>
        <parameter name="sort_type">date</parameter>
    </processor>
</processors>