@SuppressWarnings("unchecked")
        final Map<String, String> extraFieldTypes = (Map<String, String>) renderData.getDataMap().get("extraFieldTypes");
        assertNotNull(extraFieldTypes);
        assertEquals("array", extraFieldTypes.get("custom_array"));
        assertEquals("date", extraFieldTypes.get("custom_date"));
        assertEquals("number", extraFieldTypes.get("custom_long"));

            } else {
                type = "text";
            }
            extraFieldNames.add(key);
            extraFieldTypes.put(key, type);
        });
        RenderDataUtil.register(data, "extraFieldNames", extraFieldNames);
        RenderDataUtil.register(data, "extraFieldTypes", extraFieldTypes);
    }

    /**
     * Web-specific implementation of SearchRenderData for rendering search results in the admin interface.

                                            <la:errors property="doc.${f:h(fieldName)}"/>
                                            <c:choose>
                                                <c:when test="${extraFieldTypes[fieldName] == 'array'}">
                                                    <la:textarea styleId="doc.${f:h(fieldName)}"
                                                                 property="doc.${f:h(fieldName)}"