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
-
class Objecttrait Matchableclass Any
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.