38.1. Overview and Related Methods and Interfaces
A client uses a QueueReceiver object to receive messages that have been delivered to a queue.
Although it is possible to have multiple QueueReceiver objects for the same queue, the JMS API does not define how messages are distributed between the QueueReceiver objects.
If a QueueReceiver specifies a message selector, the messages that are not selected remain on the queue. By definition, a message selector allows a QueueReceiver to skip messages. This means that when the skipped messages are eventually read, the total ordering of the reads does not retain the partial order defined by each message producer. Only QueueReceiver objects without a message selector will read messages in message producer ...
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