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AMQP Specification Transport

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<strong>AMQP</strong> <strong>Specification</strong>.<br />

Link<br />

5.14.5 Command: 0x030a (release messages)<br />

Signature: release( options: map, first: sequence-no, last: sequence-no, mark-redelivered: bit )<br />

The release command is used to indicate that the specified range of incoming transfers will never be<br />

processed. Any continuation transfers within the specified range are ignored. For this command to have any<br />

effect, it MUST be sent before the identified transfers are acknowledged. The messages carried by the<br />

released transfer commands become available to the sender for future transfer to this or other sessions.<br />

Messages that have been released MAY subsequently be delivered out of order. Implementations SHOULD<br />

ensure that released messages keep their position with respect to undelivered messages of the same priority.<br />

Field Details:<br />

options: map<br />

options map (optional)<br />

first: sequence-no<br />

(required)<br />

The start of the incoming command range.<br />

last: sequence-no<br />

(optional)<br />

The end of the incoming command range. If not set then this is taken to be the same as first.<br />

mark-redelivered: bit<br />

mark the released messages as redelivered (optional)<br />

If the mark-redelivered flag is set, any messages released by this command MUST have the<br />

redelivered flag set according to the semantics specified in the delivery-properties definition.<br />

<strong>AMQP</strong> <strong>Transport</strong> v. 1-0 Page 59 of 83

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