Delete

Before a queue is deleted, it must be empty. Create a new administration message and set the delete action.

Administration message

Figure 20. Deleting a queue in Java

/* Create an empty queue admin message and parameters field */
MQeQueueAdminMsg msg = new MQeQueueAdminMsg();
 
MQeFields parms = new MQeFields();
 
/** Prime message with who to reply to and a unique identifier */
 
/*  Set name of queue to manage */
msg.setName( qMgrName, queueName );
 
/* Set the admin action to create a new queue */
msg.delete( parms );

C API

Deletion of queue requires that the queue be empty of messages.

Note:
There is no parameter structure here, only the queue name and the queue manager name.

Figure 21. Deleting a queue in C

 rc = mqeAdministrator_LocalQueue_delete(hAdministrator,
                                         &exceptBlk,
                                         hLocalQueueName,
                                         hLocalQMName);
if (   EC(&exceptBlk)  == MQERETURN_QUEUE_ERROR  
      && ERC(&exceptBlk) == MQEREASON_QMGR_QUEUE_NOT_EMPTY) {
      /* queue not empty - take appropriate actions */
    }
   }


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