private void renderArray(Inspector seq, int nestingLevel) {
            int limit = seq.entryCount();
            if (limit == 0) return;
            renderTarget.append('\n');
            for (int i = 0; i < limit; ++i) {
                Inspector value = seq.entry(i);
                indent(nestingLevel);
                renderTarget.append("<item>");
                renderInspector(value, nestingLevel);
                renderTarget.append("</item>\n");
            }
        }
Returns true if the given array represents a weighted set,
as a list of tuples
container-search/src/main/java/com/yahoo/prelude/hitfield/XmlRenderer.java