io.vertx.rabbitmq

## Interface Envelope

-     public interface Envelope

  Like `Envelope`.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `long` | `deliveryTag()` Get the delivery tag included in this parameter envelope
    `String` | `exchange()` Get the name of the exchange included in this parameter envelope
    `boolean` | `isRedelivery()` Get the redelivery flag included in this parameter envelope.
    `String` | `routingKey()` Get the routing key included in this parameter envelope

- - ### Method Detail

    - #### deliveryTag

          long deliveryTag()

      Get the delivery tag included in this parameter envelope
      Returns:
        the delivery tag

    - #### isRedelivery

          boolean isRedelivery()

      Get the redelivery flag included in this parameter envelope. This is a hint as to whether this message may have been delivered before (but not acknowledged). If the flag is not set, the message definitely has not been delivered before. If it is set, it may have been delivered before.
      Returns:
        the redelivery flag

    - #### exchange

          String exchange()

      Get the name of the exchange included in this parameter envelope
      Returns:
        the exchange

    - #### routingKey

          String routingKey()

      Get the routing key included in this parameter envelope
      Returns:
        the routing key

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