io.opencensus.tags.propagation

Class TagContextTextFormat.Setter<C>

java.lang.Object

io.opencensus.tags.propagation.TagContextTextFormat.Setter<C>

Type Parameters:

C - carrier of propagation fields, such as an http request

Enclosing class:

TagContextTextFormat

public abstract static class TagContextTextFormat.Setter<C>
extends Object

Class that allows a TagContextTextFormat to set propagated fields into a carrier.

Setter is stateless and allows to be saved as a constant to avoid runtime allocations.

Since:

0.21

Constructor Summary

Constructors

Constructor and Description
Setter()

Method Summary

Modifier and Type	Method and Description
abstract void	put(C carrier, String key, String value) Replaces a propagated field with the given value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Setter

public Setter()

Method Detail

put

public abstract void put(C carrier,
                         String key,
                         String value)

Replaces a propagated field with the given value.

For example, a setter for an HttpURLConnection would be the method reference URLConnection.addRequestProperty(String, String)

Parameters:

carrier - holds propagation fields. For example, an outgoing message or http request.

key - the key of the field.

value - the value of the field.

Since:

0.21