Headers represent an immutable append-only collection of Headers. To create a new Headers instance, you can use Headers#apply or Headers#empty and add an instance of Header using append
.
Attributes
- Companion
- object
- Source
- Headers.scala
- Graph
-
- Supertypes
Members list
Value members
Abstract methods
Attributes
- Source
- Headers.scala
The Headers as an immutable Java Kafka Headers
instance.
Appends the specified Headers after these headers.
Returns true
if a header with the specified key exists; otherwise false
.
Returns true
if a header with the specified key exists; otherwise false
.
Attributes
- Source
- Headers.scala
true
if no Headers are included; otherwise false
.
The included Headers as a Chain
.
Returns the first header with the specified key, wrapped in Some
, or None
if no such header exists.
Returns the first header with the specified key, wrapped in Some
, or None
if no such header exists. The apply function is an alias.
Attributes
- Source
- Headers.scala
Concrete methods
Returns the first header with the specified key, wrapped in Some
, or None
if no such header exists.
Returns the first header with the specified key, wrapped in Some
, or None
if no such header exists. Alias for withKey.
Attributes
- Source
- Headers.scala
true
if at least one Header is included; otherwise false
.