Class DataUtil

Provides utility method used by data manager.

Inheritance

System.Object

DataUtil

Namespace: Syncfusion.Blazor.Data

Assembly: Syncfusion.Blazor.dll

Syntax

public static class DataUtil : Object

Methods

GetDynamicValue(DynamicObject, String)

Gets the property value from the DynamicObject.

Declaration

public static object GetDynamicValue(DynamicObject obj, string name)

Parameters

Type	Name	Description
System.Dynamic.DynamicObject	obj	Input dynamic object.
System.String	name	Property name to get.

Returns

Type	Description
System.Object	object.

GetExpandoValue(IDictionary<String, Object>, String)

Gets the property value from the ExpandoObject.

Declaration

public static object GetExpandoValue(IDictionary<string, object> obj, string name)

Parameters

Type	Name	Description
System.Collections.Generic.IDictionary<System.String, System.Object>	obj	Input Expando object.
System.String	name	Property name to get.

Returns

Type	Description
System.Object	object.

GetFormattedValue(Object, String)

Formats the given value.

Declaration

public static string GetFormattedValue(object value, string format)

Parameters

Type	Name	Description
System.Object	value	Value to be formatted.
System.String	format	Format string.

Returns

Type	Description
System.String	string.

GetGroupValue(String, Object)

Gets the property value from object.

Declaration

public static object GetGroupValue(string nameSpace, object from)

Parameters

Type	Name	Description
System.String	nameSpace	Property name to be accessed.
System.Object	from	Source object.

Returns

Type	Description
System.Object	object - property value.

GetKeyValue(String, Object)

Gets the property value with the given key.

Declaration

public static string GetKeyValue(string key, object value)

Parameters

Type	Name	Description
System.String	key	Property name.
System.Object	value	Source object.

Returns

Type	Description
System.String	string.

GetObject(String, Object)

Gets the property value from object.

Declaration

public static object GetObject(string nameSpace, object from)

Parameters

Type	Name	Description
System.String	nameSpace	Property name to be accessed.
System.Object	from	Source object.

Returns

Type	Description
System.Object	object - property value.

Remarks

For accessing complex/nested property value, given the nameSpace with field names delimited by dot(.).

GetUrl(String, String, String)

Resolves the given base url and relative url to generate absolute url. And merge query string if any.

Declaration

public static string GetUrl(string baseUrl, string relativeUrl, string queryParams = null)

Parameters

Type	Name	Description
System.String	baseUrl	Base address url.
System.String	relativeUrl	Relative url.
System.String	queryParams	Query string.

Returns

Type	Description
System.String	string - absolute url.

GetVal(IEnumerable, Int32, String)

Gets the property value from list of object.

Declaration

public static object GetVal(IEnumerable jsonData, int index, string field)

Parameters

Type	Name	Description
System.Collections.IEnumerable	jsonData	List of object.
System.Int32	index	Index of the item to be processed.
System.String	field	Property name to get value.

Returns

Type	Description
System.Object	object.

Group<T>(IEnumerable, String, List<Aggregate>, Int32, IDictionary<String, String>, Boolean, Boolean)

Groups the given data source with the field name.

Declaration

public static IEnumerable Group<T>(IEnumerable jsonArray, string field, List<Aggregate> aggregates, int level, IDictionary<string, string> format, bool isLazyLoad = false, bool isLazyGroupExpandAll = false)

Parameters

Type	Name	Description
System.Collections.IEnumerable	jsonArray	Input data source.
System.String	field	Specifies the group by field name.
System.Collections.Generic.List<Aggregate>	aggregates	Aggregate details to aggregate grouped records.
System.Int32	level	Level of the group. For parent group it is 0.
System.Collections.Generic.IDictionary<System.String, System.String>	format	Specifies the format and handler method to perform group by format.
System.Boolean	isLazyLoad	Specifies the isLazyLoad property as true to handle lazy load grouping.
System.Boolean	isLazyGroupExpandAll	Specifies the isLazyGroupExpandAll as true to perform expand all for lazy load grouping.

Returns

Type	Description
System.Collections.IEnumerable	IEnumerable - Grouped record.

Type Parameters

Name	Description
T	Type of the data source elements.

GroupSorting<T>(IEnumerable, List<Sort>)

Sorts the grouped data source based on the specified sort descriptors and returns the sorted records, when the EnableLazyLoading property is set to true.

Declaration

public static IEnumerable GroupSorting<T>(IEnumerable dataSource, List<Sort> sortedColumns)

Parameters

Type	Name	Description
System.Collections.IEnumerable	dataSource	Data source to be sorted.
System.Collections.Generic.List<Sort>	sortedColumns	List of sort criteria.

Returns

Type	Description
System.Collections.IEnumerable	IEnumerable - sorted records.

Type Parameters

Name
T

PerformAggregation(IEnumerable, List<Aggregate>)

Performs aggregation on the given data source.

Declaration

public static IDictionary<string, object> PerformAggregation(IEnumerable jsonData, List<Aggregate> aggregates)

Parameters

Type	Name	Description
System.Collections.IEnumerable	jsonData	Input data source.
System.Collections.Generic.List<Aggregate>	aggregates	List of aggregate to be calculated.

Returns

Type	Description
System.Collections.Generic.IDictionary<System.String, System.Object>	Dictionary of aggregate results.

Result<T>(Object[], Boolean, List<Aggregate>, Group<T>)

Declaration

public static IEnumerable Result<T>(object[] jsonData, bool isLazyLoad, List<Aggregate> aggregates, Group<T> groupedArray)

Parameters

Type	Name	Description
System.Object[]	jsonData
System.Boolean	isLazyLoad
System.Collections.Generic.List<Aggregate>	aggregates
Group<T>	groupedArray

Returns

Type
System.Collections.IEnumerable

Type Parameters

Name
T

ToQueryParams(IDictionary<String, Object>)

Converts dictionary of key/value pair to query string.

Declaration

public static string ToQueryParams(IDictionary<string, object> Params)

Parameters

Type	Name	Description
System.Collections.Generic.IDictionary<System.String, System.Object>	Params	Input dictionary value.

Returns

Type	Description
System.String	string - Query string.