How EMS Manages Persistent Messages
Jakarta Messaging defines two message delivery modes,
PERSISTENT
and
NON_PERSISTENT
, and EMS defines a
RELIABLE_DELIVERY
mode.
For more information see Message Delivery Modes.
NON_PERSISTENT
and
RELIABLE_DELIVERY
messages are never written to persistent storage.
PERSISTENT
messages are written to persistent storage when they are received by the EMS server.
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