Google.Cloud.Diagnostics.Common - Class NullManagedTracer (5.1.0)

Version 5.1.0

• 5.2.0 (latest)
• 5.1.0
• 5.0.0
• 4.4.0
• 4.3.1

public sealed class NullManagedTracer : IManagedTracer

Reference documentation and code samples for the Google.Cloud.Diagnostics.Common class NullManagedTracer.

A managed tracer that does not trace.

Inheritance

object > NullManagedTracer

Implements

IManagedTracer

Inherited Members

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ToString()

Namespace

GoogleCloudGoogle.Cloud.DiagnosticsCommon

Assembly

Google.Cloud.Diagnostics.Common.dll

Fields

Instance

public static readonly NullManagedTracer Instance

Instance of NullManagedTracer

Field Value
Type	Description
NullManagedTracer

Methods

AnnotateSpan(Dictionary<string, string>)

public void AnnotateSpan(Dictionary<string, string> labels)

Does nothing.

Parameter
Name	Description
labels	Dictionarystringstring

GetCurrentSpanId()

public ulong? GetCurrentSpanId()

Always returns null.

Returns
Type	Description
ulong

GetCurrentTraceId()

public string GetCurrentTraceId()

Always returns null.

Returns
Type	Description
string

RunInSpan(Action, string, StartSpanOptions)

public void RunInSpan(Action action, string name, StartSpanOptions options = null)

Calls action.

Parameters
Name	Description
action	Action
name	string
options	StartSpanOptions

RunInSpan<T>(Func<T>, string, StartSpanOptions)

public T RunInSpan<T>(Func<T> func, string name, StartSpanOptions options = null)

Calls func and returns the result.

Parameters
Name	Description
func	Func
name	string
options	StartSpanOptions

Returns
Type	Description
T

Type Parameter
Name	Description
T

RunInSpanAsync<T>(Func<Task<T>>, string, StartSpanOptions)

public Task<T> RunInSpanAsync<T>(Func<Task<T>> func, string name, StartSpanOptions options = null)

Calls func asynchronously and returns the result.

Parameters
Name	Description
func	FuncTask
name	string
options	StartSpanOptions

Returns
Type	Description
Task

Type Parameter
Name	Description
T

SetStackTrace(StackTrace)

public void SetStackTrace(StackTrace stackTrace)

Does nothing.

Parameter
Name	Description
stackTrace	StackTrace

StartSpan(string, StartSpanOptions)

public ISpan StartSpan(string name, StartSpanOptions options = null)

Does nothing.

Parameters
Name	Description
name	string
options	StartSpanOptions

Returns
Type	Description
ISpan	Returns an IDisposable that does nothing when disposed.