# Yahoo! UI Library

### dataschema 3.1.1

Yahoo! UI Library > dataschema > DataSchema.JSON
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## `static` Class DataSchema.JSON - extends DataSchema.Base

JSON subclass for the DataSchema Utility.

### Methods

#### _getFieldValues

`protected static Object _getFieldValues ( fields , array_in , data_out )`
Get field data values out of list of full results

Parameters:
  `fields <Array>` Fields to find.
  `array_in <Array>` Results to parse.
  `data_out <Object>` In-progress parsed data to update.

Returns: `Object`
  Parsed data object.

#### _parseMeta

`protected static Object _parseMeta ( metaFields , json_in , data_out )`
Parses results data according to schema

Parameters:
  `metaFields <Object>` Metafields definitions.
  `json_in <Object>` JSON to parse.
  `data_out <Object>` In-progress parsed data to update.

Returns: `Object`
  Schema-parsed meta data.

#### _parseResults

`protected static Object _parseResults ( schema , json_in , data_out )`
Schema-parsed list of results from full data

Parameters:
  `schema <Object>` Schema to parse against.
  `json_in <Object>` JSON to parse.
  `data_out <Object>` In-progress parsed data to update.

Returns: `Object`
  Parsed data object.

#### apply

`static Object apply ( schema , data )`
Applies a given schema to given JSON data.

Parameters:
  `schema <Object>` Schema to apply.
  `data <Object>` JSON data.

Returns: `Object`
  Schema-parsed data.

#### DataSchema.JSON.getLocationValue

`static Object DataSchema.JSON.getLocationValue ( path , data )`
Utility function to walk a path and return the value located there.

Parameters:
  `path <String[]>` Locator path.
  `data <String>` Data to traverse.

Returns: `Object`
  Data value at location.

#### DataSchema.JSON.getPath

`static String[] DataSchema.JSON.getPath ( locator )`
Utility function converts JSON locator strings into walkable paths

Parameters:
  `locator <String>` JSON value locator.

Returns: `String[]`
  Walkable path to data value.

#### Methods inherited from DataSchema.Base:

`parse`

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