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- Queues can be sent to directly or from topics
- A queue shouldnt have the same name as a topic.
- There is a built in folder for queues in grouper: <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:grouperMessageQueues.
- A queue is a permission resource in that folder of attributeDef <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:messages:grouperMessageQueueDef
- The action to send to a topic is "send_to_queue", grant that to a subject who is allowed to send messages to the queue
- The action to receive from a queue is "receive", grant that to a subject who is allowed to pull messages off the queue
| Code Block |
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grouperSession = GrouperSession.startRootSession();
GrouperBuiltinMessagingSystem.createQueue("abc");
GrouperBuiltinMessagingSystem.deleteQueue("abc");
// permissions on objects
GrouperBuiltinMessagingSystem.allowSendToQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.allowReceiveFromQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.disallowSendToQueue("abc", SubjectTestHelper.SUBJ0);
GrouperBuiltinMessagingSystem.disallowReceiveFromQueue("abc", SubjectTestHelper.SUBJ0); |
Setup topics
- There is a built in folder for topics in grouper: <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:grouperMessageTopics.
- A topic is a permission resource in that folder of attributeDef <ATTRIBUTE_ROOT_STEM_CONFIGURED_NAME>:messages:grouperMessageTopicDef
- The action to send to a topic is "send_to_topic", grant that to a subject who is allowed to send messages to the topic
- You cannot read from a topic, the topic will send to queues, and you can grant that on queues
- To setup the relationship between a topic and queue(s), setup a permission resource implied relationship between the topic and the queues
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