for (ReportPlugin element : tgt) {
                    Object key = getReportPluginKey(element);
                    merged.put(key, element);
                }

                for (ReportPlugin element : src) {
                    Object key = getReportPluginKey(element);
                    ReportPlugin existing = merged.get(key);
                    if (existing == null) {

                Map<Object, ReportPlugin> merged = new LinkedHashMap<>((src.size() + tgt.size()) * 2);

                for (ReportPlugin element : src) {
                    Object key = getReportPluginKey(element);
                    if (element.isInherited()) {
                        // NOTE: Enforce recursive merge to trigger merging/inheritance logic for executions as well

    }

    @Override
    protected Object getPluginExecutionKey(PluginExecution pluginExecution) {
        return pluginExecution.getId();
    }

    @Override
    protected Object getReportPluginKey(ReportPlugin reportPlugin) {
        return reportPlugin.getKey();
    }

    @Override
    protected Object getReportSetKey(ReportSet reportSet) {
        return reportSet.getId();
    }

        return plugin;
    }

    protected Object getPluginExecutionKey(PluginExecution pluginExecution) {
        return pluginExecution;
    }

    protected Object getReportPluginKey(ReportPlugin reportPlugin) {
        return reportPlugin;
    }

    protected Object getReportSetKey(ReportSet reportSet) {
        return reportSet;
    }