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Class NullManagedTracer (4.4.0)

public sealed class NullManagedTracer : IManagedTracer

A managed tracer that does not trace.

Inheritance

Object > NullManagedTracer

Implements

IManagedTracer

Inherited Members

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ToString()

Namespace

Google.Cloud.Diagnostics.Common

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`	`Dictionary<String, String>`

GetCurrentSpanId()

public ulong? GetCurrentSpanId()

Always returns null.

Returns
Type	Description
`Nullable<UInt64>`

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<T>`
`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`	`Func<Task<T>>`
`name`	`String`
`options`	`StartSpanOptions`

Returns
Type	Description
`Task<T>`

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.