Class Utility

Utility methods.

Inheritance

System.Object

Utility

Namespace: FM.LiveSwitch

Assembly: FM.LiveSwitch.dll

Syntax

public class Utility : object

Methods

Clone<T>(List<T>)

Clones the specified list.

Declaration

public static List<T> Clone<T>(List<T> list)

Parameters

Type	Name	Description
List<T>	list	The list.

Returns

Type	Description
List<T>

Type Parameters

Name	Description
T

CloneIntArray(Int32[])

Clones an array of int values.

Declaration

public static int[] CloneIntArray(int[] intArray)

Parameters

Type	Name	Description
System.Int32[]	intArray	An array of int values.

Returns

Type	Description
System.Int32[]

CloneLongArray(Int64[])

Clones an array of long values.

Declaration

public static long[] CloneLongArray(long[] longArray)

Parameters

Type	Name	Description
System.Int64[]	longArray	An array of long values.

Returns

Type	Description
System.Int64[]

CloneStringArray(String[])

Clones an array of string values.

Declaration

public static string[] CloneStringArray(string[] stringArray)

Parameters

Type	Name	Description
System.String[]	stringArray	An array of string values.

Returns

Type	Description
System.String[]

FirstOrDefault<T>(T[])

Gets the first element in the array or the default value if the array is null or empty.

Declaration

public static T FirstOrDefault<T>(T[] array)

Parameters

Type	Name	Description
T[]	array	The array.

Returns

Type	Description
T

Type Parameters

Name	Description
T

FirstOrDefault<T>(List<T>)

Gets the first element in the list or the default value if the list is null or empty.

Declaration

public static T FirstOrDefault<T>(List<T> list)

Parameters

Type	Name	Description
List<T>	list	The list.

Returns

Type	Description
T

Type Parameters

Name	Description
T

FormatDoubleAsPercent(Double, Int32)

Formats a double as a percentage string.

Declaration

public static string FormatDoubleAsPercent(double value, int decimalPlaces)

Parameters

Type	Name	Description
System.Double	value	The value.
System.Int32	decimalPlaces	The number of decimal places to include.

Returns

Type	Description
System.String

GenerateId()

Generates a globally unique identifier with no hyphens.

Declaration

public static string GenerateId()

Returns

Type	Description
System.String	A globally unique identifier with no hyphens.

GenerateSynchronizationSource()

Generates a synchronization source.

Declaration

public static long GenerateSynchronizationSource()

Returns

Type	Description
System.Int64

GenerateTieBreaker()

Generates a tie-breaker.

Declaration

public static string GenerateTieBreaker()

Returns

Type	Description
System.String	A tie-breaker.

GetRtpSequenceNumberDelta(Int32, Int32)

Retrieves the difference between two RTP sequence numbers while accounting for overflow rollover.

Declaration

public static int GetRtpSequenceNumberDelta(int rtpSequenceNumber, int lastRtpSequenceNumber)

Parameters

Type	Name	Description
System.Int32	rtpSequenceNumber	The current RTP sequence number.
System.Int32	lastRtpSequenceNumber	The last (previous) RTP sequence number.

Returns

Type	Description
System.Int32	The difference between the two RTP sequence numbers.

GetRtpTimestampDelta(Int64, Int64)

Retrieves the difference between two RTP timestamps while accounting for overflow rollover.

Declaration

public static long GetRtpTimestampDelta(long rtpTimestamp, long lastRtpTimestamp)

Parameters

Type	Name	Description
System.Int64	rtpTimestamp	The current RTP timestamp.
System.Int64	lastRtpTimestamp	The last (previous) RTP timestamp.

Returns

Type	Description
System.Int64	The difference between the two RTP timestamps.

LastOrDefault<T>(T[])

Gets the last element in the array or the default value if the array is null or empty.

Declaration

public static T LastOrDefault<T>(T[] array)

Parameters

Type	Name	Description
T[]	array	The array.

Returns

Type	Description
T

Type Parameters

Name	Description
T

LastOrDefault<T>(List<T>)

Gets the last element in the list or the default value if the list is null or empty.

Declaration

public static T LastOrDefault<T>(List<T> list)

Parameters

Type	Name	Description
List<T>	list	The list.

Returns

Type	Description
T

Type Parameters

Name	Description
T

NullableLongEquals(Nullable<Int64>, Nullable<Int64>)

Compares two nullable longs for equality.

Declaration

public static bool NullableLongEquals(long? long1, long? long2)

Parameters

Type	Name	Description
System.Nullable<System.Int64>	long1	The first long value.
System.Nullable<System.Int64>	long2	The second long value.

Returns

Type	Description
System.Boolean

SingleOrDefault<T>(T[])

Gets the only element in the array or the default value if the array is null or does not have exactly one value.

Declaration

public static T SingleOrDefault<T>(T[] array)

Parameters

Type	Name	Description
T[]	array	The array.

Returns

Type	Description
T

Type Parameters

Name	Description
T

SingleOrDefault<T>(List<T>)

Gets the only element in the list or the default value if the list is null or does not have exactly one value.

Declaration

public static T SingleOrDefault<T>(List<T> list)

Parameters

Type	Name	Description
List<T>	list	The list.

Returns

Type	Description
T

Type Parameters

Name	Description
T

Splice<T>(T[], Int32, T[], Function1<Int32, T[]>)

Splices an array.

Declaration

public static T[] Splice<T>(T[] array, int index, T[] addItems, Function1<int, T[]> createArray)

Parameters

Type	Name	Description
T[]	array	The array.
System.Int32	index	The splice index.
T[]	addItems	The items to add.
Function1<System.Int32, T[]>	createArray	A function that creates an array of the given size.

Returns

Type	Description
T[]

Type Parameters

Name	Description
T	The array element type.

Splice<T>(T[], Int32, Int32, T[], Function1<Int32, T[]>)

Splices an array.

Declaration

public static T[] Splice<T>(T[] array, int index, int removeCount, T[] addItems, Function1<int, T[]> createArray)

Parameters

Type	Name	Description
T[]	array	The array.
System.Int32	index	The splice index.
System.Int32	removeCount	The number of items to remove.
T[]	addItems	The items to add.
Function1<System.Int32, T[]>	createArray	A function that creates an array of the given size.

Returns

Type	Description
T[]

Type Parameters

Name	Description
T	The array element type.

Splice<T>(T[], Int32, Int32, Function1<Int32, T[]>)

Splices an array.

Declaration

public static T[] Splice<T>(T[] array, int index, int removeCount, Function1<int, T[]> createArray)

Parameters

Type	Name	Description
T[]	array	The array.
System.Int32	index	The splice index.
System.Int32	removeCount	The number of items to remove.
Function1<System.Int32, T[]>	createArray	A function that creates an array of the given size.

Returns

Type	Description
T[]

Type Parameters

Name	Description
T	The array element type.

ToIntArray(List<Int32>)

Converts a list of int values to an array of int values.

Declaration

public static int[] ToIntArray(List<int> intList)

Parameters

Type	Name	Description
List<System.Int32>	intList	A list of int values.

Returns

Type	Description
System.Int32[]

ToList<T>(T[])

Converts an array to a list.

Declaration

public static List<T> ToList<T>(T[] array)

Parameters

Type	Name	Description
T[]	array	The array.

Returns

Type	Description
List<T>

Type Parameters

Name	Description
T

ToLongArray(List<Int64>)

Converts a list of long values to an array of long values.

Declaration

public static long[] ToLongArray(List<long> longList)

Parameters

Type	Name	Description
List<System.Int64>	longList	A list of long values.

Returns

Type	Description
System.Int64[]

ToStringArray(List<String>)

Converts a list of string values to an array of string values.

Declaration

public static string[] ToStringArray(List<string> stringList)

Parameters

Type	Name	Description
List<System.String>	stringList	A list of string values.

Returns

Type	Description
System.String[]

TreeFindLeaves<T>(T, Function1<T, T[]>, Action1<T>)

Enumerates over all nodes in the tree, invoking the callback for each one.

Declaration

public static void TreeFindLeaves<T>(T root, Function1<T, T[]> childrenCallback, Action1<T> nodeCallback)

Parameters

Type	Name	Description
T	root	The root.
Function1<T, T[]>	childrenCallback	The children callback.
Action1<T>	nodeCallback	The node callback.

Type Parameters

Name	Description
T	The generic to search.

TreeSearch<T>(T, Function1<T, T[]>, Action1<T>)

Enumerates over all nodes in the tree, invoking the callback for each one.

Declaration

public static void TreeSearch<T>(T root, Function1<T, T[]> childrenCallback, Action1<T> nodeCallback)

Parameters

Type	Name	Description
T	root	The root.
Function1<T, T[]>	childrenCallback	The children callback.
Action1<T>	nodeCallback	The node callback.

Type Parameters

Name	Description
T	The generic to search.