XmlaDiscoverQuery

cdf.queries. XmlaDiscoverQuery

Static

Class that represents an XML/A Discover query. This class will be registered globally using the static dashboard function registerGlobalQuery.

The constructor of this class is created dynamically and registered in the dashboard query container queryFactories.

To create a new XML/A Discover query use the dashboard function getQuery.

**Source:**queries/XmlaQuery.js, line 368

Extends

cdf.queries.BaseQuery

Example

dashboard.addDataSource("myXmlaDiscQuery", {queryType: "xmlaDiscover", ...});
dashboard.getQuery({dataSource: "myXmlaDiscQuery"}).doQuery(successCallback, errorCallback);

Members

Name	Description
_label : stringConstant Protected	The class label.
_name : stringConstant Protected	The class name.
dashboard : cdf.dashboard.DashboardProtected	A reference to the dashboard instance.
deepProperties : Array.<`string`>Constant Protected	A list of properties to be extended to the registered queries.
defaults : ObjectProtected	The default properties.
interfaces : ObjectProtected	The default interfaces.
label : stringConstant Protected	The class label.
name : stringConstant Protected	The class name.
queryDefinition : ObjectProtected	The query definition object.

Methods

Name	Description
buildQueryDefinition(overrides)Abstract	Builds the query definition object.
dispose()	Dispose the query object.
doQuery(outsideCallback)	Executes the query and processes the result.
exportData()Abstract	Exports the data represented by the query.
fetchData(params, successCallback, errorCallback) : Object	Fetches the data.
getErrorHandler(callback) : function	Gets the error callback handler.
getOption(prop) : Object	Gets an option (fallback for when the OptionManager is not available).
getPage(targetPage, outsideCallback) : boolean | Object	Gets the set of results for the page at index targetPage (0-indexed).
getSuccessHandler(callback) : function	Gets the success callback handler.
init(queryDefinition)	Initializes an XML/A Discover query.
initPage(pageSize, outsideCallback) : boolean | Object	Sets the page size and gets the first page of results.
lastProcessedResults() : Object	Gets the last retrieved result after being processed by postFetch.
lastResults() : Object	Gets the last retrieved result.
nextPage(outsideCallback) : Object	Gets the next page of results, as controlled by the pageSize option.
pageStartingAt(page, outsideCallback) : boolean | Object	Runs the query, setting a starting page before doing so.
previousPage(outsideCallback) : Object	Gets the previous page of results, as controlled by the pageSize option.
reprocessLastResults(outerCallback) : Object	Reruns the success callback on the last retrieved result set from the server.
reprocessResults(outsideCallback) : Object	Alias for reprocessLastResults.
setAjaxOptions(newOptions)	Sets the jQuery.ajax options for the query.
setCallback(callback)	Sets the success callback for the query.
setErrorCallback(callback)	Sets the error callback for the query.
setOption(prop, value)	Sets an option (fallback for when the OptionManager is not available).
setPageSize(pageSize)	Sets the page size.
setPageStartingAt(targetPage) : boolean	Sets the starting page for later executions of the query.
setParameters(params)	Sets query parameters.
setSearchPattern(pattern)	Sets the search pattern for the query.
setSortBy(sortBy)Abstract	Sets the sorting options.
sortBy(sortBy, outsideCallback)Abstract	Sorts the data and executes a callback.
transformXMLADiscoverResults(results) : object	Formats the XML/A Discover query result.

Members Details

_label: stringConstant Protected
The class label. **Source:**queries/BaseQuery.js, line 50 Inherited From: cdf.queries.BaseQuery#_label Default Value:"Base Query"

_name: stringConstant Protected
The class name. **Source:**queries/BaseQuery.js, line 35 Inherited From: cdf.queries.BaseQuery#_name Default Value:"baseQuery"

dashboard: cdf.dashboard.DashboardProtected
A reference to the dashboard instance. **Source:**queries/BaseQuery.js, line 76 Inherited From: cdf.queries.BaseQuery#dashboard

deepProperties: Array.<`string`>Constant Protected
A list of properties to be extended to the registered queries that do not provide their own constructor function. **Source:**queries/BaseQuery.js, line 67 Inherited From: cdf.queries.BaseQuery#deepProperties Default Value: `["defaults","interfaces"]` See also:registerQuery

defaults: ObjectProtected
The default properties. **Source:**queries/XmlaQuery.js, line 428 **Overrides:**cdf.queries.BaseQuery#defaults
Name	Default Value	Description
url : string		The target URL.

interfaces: ObjectProtected
The default interfaces. **Source:**queries/BaseQuery.js, line 138 Inherited From: cdf.queries.BaseQuery#interfaces
Name	Default Value	Description
params : Object		Parameter interfaces.
Name	Default Value	Description
reader : string	"propertiesObject"	Parameter reader.
validator : string	"isObjectOrPropertiesArray"	Parameter validator.
successCallback : Object		Success callback interfaces.
Name	Default Value	Description
validator : string	"isFunction"	Success callback validator.
errorCallback : Object		Error callback interfaces.
Name	Default Value	Description
validator : string	"isFunction"	Error callback validator.
pageSize : Object		Page size interfaces.
Name	Default Value	Description
validator : string	"isPositive"	Page size validator.

label: stringConstant Protected
The class label. **Source:**queries/XmlaQuery.js, line 408 Default Value:"XML/A Discover Query"

name: stringConstant Protected
The class name. **Source:**queries/XmlaQuery.js, line 396 Default Value:"xmlaDiscover"

queryDefinition: ObjectProtected
The query definition object. **Source:**queries/XmlaQuery.js, line 418 Default Value:{}

## Methods Details

buildQueryDefinition(overrides)Abstract
Builds the query definition object. **Source:**queries/BaseQuery.js, line 217 Inherited From: cdf.queries.BaseQuery#buildQueryDefinition
Name	Default Value	Summary
overrides : objectOptional		Options that override the existing ones.

dispose()
Dispose the query object. **Source:**queries/BaseQuery.js, line 668 Inherited From: cdf.queries.BaseQuery#dispose

doQuery(outsideCallback)
Executes _executeDiscoverQuery and transformXMLADiscoverResults before finally persisting the original and the processed results of the XML/A query. **Source:**queries/XmlaQuery.js, line 501 **Overrides:**cdf.queries.BaseQuery#doQuery
Name	Default Value	Summary
outsideCallback : function		Function to be called with the XML/A query result.

exportData()Abstract
Exports the data represented by the query. **Source:**queries/BaseQuery.js, line 289 Inherited From: cdf.queries.BaseQuery#exportData

fetchData(params, successCallback, errorCallback) : Object
Fetches the data. **Source:**queries/BaseQuery.js, line 350 Inherited From: cdf.queries.BaseQuery#fetchData
Name	Default Value	Summary
params : Object		Parameters for the query.
successCallback : function		Success callback.
errorCallback : function		Error callback.
Name	Description
Object	The result of calling doQuery with the specified arguments.
Name	Description
InvalidInput	If the arguments are not correct.

getErrorHandler(callback) : function
Gets the error callback handler that executes the provided callback when the query fails to execute. **Source:**queries/BaseQuery.js, line 253 Inherited From: cdf.queries.BaseQuery#getErrorHandler
Name	Default Value	Summary
callback : function		Callback to call if the query fails.
Name	Description
function	Error callback handler.

getOption(prop) : Object
Gets an option (fallback for when the OptionManager is not available). **Source:**queries/BaseQuery.js, line 183 Inherited From: cdf.queries.BaseQuery#getOption
Name	Default Value	Summary
prop : string		The property from where to get the options.
Name	Description
Object	Value for the option.

getPage(targetPage, outsideCallback) : boolean | Object
Gets the set of results for the page at index targetPage (0-indexed). **Source:**queries/BaseQuery.js, line 580 Inherited From: cdf.queries.BaseQuery#getPage
Name	Default Value	Summary
targetPage : number		Index of the page to get, starting at index 0.
outsideCallback : function		Success callback to execute when the page is retrieved.
Name	Description
boolean | Object	false if the page is already the current one, otherwise returns the result of calling doQuery.
Name	Description
InvalidPage	If targetPage is not a positive number.

getSuccessHandler(callback) : function
Gets the success callback handler that executes the provided callback when the query executes successfully. **Source:**queries/BaseQuery.js, line 230 Inherited From: cdf.queries.BaseQuery#getSuccessHandler
Name	Default Value	Summary
callback : function		Callback to call after the query is successful.
Name	Description
function	Success callback handler.

init(queryDefinition)
Initializes an XML/A Discover query. **Source:**queries/XmlaQuery.js, line 442 **Overrides:**cdf.queries.BaseQuery#init
Name	Default Value	Summary
queryDefinition : object		An object containing the query definitions.
Name	Default Value	Summary
queryType : string		The type of query.
catalog : string		The target catalog.
query : function		The query to execute.

initPage(pageSize, outsideCallback) : boolean | Object
Sets the page size and gets the first page of results. **Source:**queries/BaseQuery.js, line 652 Inherited From: cdf.queries.BaseQuery#initPage
Name	Default Value	Summary
pageSize : number		Page Size.
outsideCallback : function		Success callback to execute after query is retrieved.
Name	Description
boolean | Object	false if pageSize is invalid, otherwise the result of calling doQuery.
Name	Description
InvalidPageSize	If the page size is not a positive number.

lastProcessedResults() : Object
Gets the last retrieved result after being processed by postFetch. **Source:**queries/BaseQuery.js, line 432 Inherited From: cdf.queries.BaseQuery#lastProcessedResults
Name	Description
Object	A deep copy of the the last result set obtained from the server after being processed by postFetch.
Name	Description
NoCachedResults	If there have not been previous calls to the server.

lastResults() : Object
Gets the last retrieved result. **Source:**queries/BaseQuery.js, line 416 Inherited From: cdf.queries.BaseQuery#lastResults
Name	Description
Object	A deep copy of the last result set obtained from the server.
Name	Description
NoCachedResults	If there have not been previous calls to the server.

nextPage(outsideCallback) : Object
Gets the next page of results, as controlled by the pageSize option. **Source:**queries/BaseQuery.js, line 534 Inherited From: cdf.queries.BaseQuery#nextPage
Name	Default Value	Summary
outsideCallback : function		Success callback to execute when the next page of results is retrieved.
Name	Description
Object	The result of calling doQuery.
Name	Description
InvalidPageSize	If the page size option is not a positive number.

pageStartingAt(page, outsideCallback) : boolean | Object
Runs the query, setting a starting page before doing so. If the starting page matches the already selected one, the query run is canceled and false is returned. **Source:**queries/BaseQuery.js, line 624 Inherited From: cdf.queries.BaseQuery#pageStartingAt
Name	Default Value	Summary
page : number		Starting page index.
outsideCallback : function		Success callback to execute after the server-side query is processed.
Name	Description
boolean | Object	false if the query run is canceled, otherwise the result of calling doQuery.

previousPage(outsideCallback) : Object
Gets the previous page of results, as controlled by the pageSize option. **Source:**queries/BaseQuery.js, line 555 Inherited From: cdf.queries.BaseQuery#previousPage
Name	Default Value	Summary
outsideCallback : function		Success callback to execute when the previous page of results is retrieved.
Name	Description
Object	The result of calling doQuery.
Name	Description
AtBeginning	If current page is the first one.

reprocessLastResults(outerCallback) : Object
Reruns the success callback on the last retrieved result set from the server. **Source:**queries/BaseQuery.js, line 449 Inherited From: cdf.queries.BaseQuery#reprocessLastResults See also:reprocessResults
Name	Default Value	Summary
outerCallback : function		Success callback.
Name	Description
Object	The result of calling the specified callback.
Name	Description
NoCachedResults	If there have not been previous calls to the server.

reprocessResults(outsideCallback) : Object
Alias for reprocessLastResults. **Source:**queries/BaseQuery.js, line 474 Inherited From: cdf.queries.BaseQuery#reprocessResults See also:reprocessLastResults
Name	Default Value	Summary
outsideCallback : function		Success callback.
Name	Description
Object	The result of calling the specified callback.
Name	Description
NoCachedResults	If there have not been previous calls to the server.

setAjaxOptions(newOptions)
Sets the jQuery.ajax options for the query. **Source:**queries/BaseQuery.js, line 299 Inherited From: cdf.queries.BaseQuery#setAjaxOptions
Name	Default Value	Summary
newOptions : Object		Ajax options to be added.

setCallback(callback)
Sets the success callback for the query. **Source:**queries/BaseQuery.js, line 494 Inherited From: cdf.queries.BaseQuery#setCallback
Name	Default Value	Summary
callback : function		The success callback function.

setErrorCallback(callback)
Sets the error callback for the query. **Source:**queries/BaseQuery.js, line 504 Inherited From: cdf.queries.BaseQuery#setErrorCallback
Name	Default Value	Summary
callback : function		The error callback function.

setOption(prop, value)
Sets an option (fallback for when the OptionManager is not available). **Source:**queries/BaseQuery.js, line 194 Inherited From: cdf.queries.BaseQuery#setOption
Name	Default Value	Summary
prop : string		The property for which the value will be set.
value : Object		Value for the property.

setPageSize(pageSize)
Sets the page size. **Source:**queries/BaseQuery.js, line 638 Inherited From: cdf.queries.BaseQuery#setPageSize
Name	Default Value	Summary
pageSize : number		Page size to set.

setPageStartingAt(targetPage) : boolean
Sets the starting page for later executions of the query. **Source:**queries/BaseQuery.js, line 602 Inherited From: cdf.queries.BaseQuery#setPageStartingAt
Name	Default Value	Summary
targetPage : number		Index of the page to get.
Name	Description
boolean	true if the page is correctly set, false if the target page is already the selected one.
Name	Description
InvalidPage	If the page number is not a positive number.

setParameters(params)
Sets query parameters. **Source:**queries/BaseQuery.js, line 484 Inherited From: cdf.queries.BaseQuery#setParameters
Name	Default Value	Summary
params : Object		The query parameters.

setSearchPattern(pattern)
Sets the search pattern for the query. **Source:**queries/BaseQuery.js, line 514 Inherited From: cdf.queries.BaseQuery#setSearchPattern
Name	Default Value	Summary
pattern : string		The search pattern.

setSortBy(sortBy)Abstract
Sets the sorting options. **Source:**queries/BaseQuery.js, line 322 Inherited From: cdf.queries.BaseQuery#setSortBy
Name	Default Value	Summary
sortBy : string		Sorting options.

sortBy(sortBy, outsideCallback)Abstract
Sorts the data, specifying a callback that will be called after the sorting takes place. **Source:**queries/BaseQuery.js, line 334 Inherited From: cdf.queries.BaseQuery#sortBy
Name	Default Value	Summary
sortBy : string		Sorting options.
outsideCallback : function		Post-sort callback.

transformXMLADiscoverResults(results) : object
Formats the XML/A Discover query result as an object with metadata and resultset properties. **Source:**queries/XmlaQuery.js, line 465
Name	Default Value	Summary
results : object		Object with the XML/A Discover query result.
Name	Description
object	The XML/A Discover query metadata and resultset as properties.