Headers

abstract def append(key: String, value: Array[Byte]): Headers

Creates a new Headers instance including a Header with the specified key and value.

abstract def append(header: Header): Headers

Creates a new Headers instance with the specified Header included.

abstract def asJava: KafkaHeaders

The Headers as an immutable Java Kafka Headers instance.

abstract def concat(that: Headers): Headers

Appends the specified Headers after these headers.

abstract def isEmpty: Boolean

true if no Headers are included; otherwise false.

abstract def toChain: Chain[Header]

The included Headers as a Chain.

abstract def withKey(key: String): Option[Header]

Returns the first header with the specified key, wrapped in Some, or None if no such header exists.

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

final def apply(key: String): Option[Header]

Returns the first header with the specified key, wrapped in Some, or None if no such header exists.

final def asInstanceOf[T0]: T0

def clone(): AnyRef

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

def finalize(): Unit

final def getClass(): Class[_]

def hashCode(): Int

final def isInstanceOf[T0]: Boolean

final def ne(arg0: AnyRef): Boolean

final def nonEmpty: Boolean

true if at least one Header is included; otherwise false.

final def notify(): Unit

final def notifyAll(): Unit

final def synchronized[T0](arg0: ⇒ T0): T0

def toString(): String

final def wait(): Unit

final def wait(arg0: Long, arg1: Int): Unit

final def wait(arg0: Long): Unit