int QAManagerBase.getQueueDepth(
    String queue,
    short filter
) throws QAException

The number of messages.

The incoming depth of the queue is the number of incoming messages that have not been received (for example, using the QAManagerBase.getMessage(String) method). The outgoing depth of a queue is the number of outgoing messages (including uncommitted) that have not been transmitted to the server.

For a list of possible filter values, see QueueDepthFilter.