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What s best way from java to delete a single Message in Queue
I use JSCMP queue. browser to loom up message inside a queue. Now i want to delete. some of this msssages and look for best way to do so. Is there a way via JSCMP? via SEMP i found that: https://docs.solace.com/API-Developer-Online-Ref-Documentation/swagger-ui/action/index.html#/queue I was surprised a PUT was used for…
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What is the best way to get the actual queue message count ?
I am using currently Jcsmp and sure i can use queue browser to fetch all data and check collection size but there should be an easier way to check queue size without fetching all data. So i find this one: https://solace.community/discussion/398/how-to-check-the-size-of-a-message-queue But when i run towards my docker image…
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Spring Cloud Stream - Solace JMS Client Passwords configuration
Hi All, Let me share steps we use for us, 1. We have autoconfiguration for queues and topics, (using solace binders(Sink, Source, StreamBinders)) 2. We have solace auto configurations 3. Solace clients( random generated clients) connects to queues 4. I have to decrypt the password and inject the same password in runtime by…
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How to keep message listener up and running to asynchronously keep receiving messages
Hi, I am using JCSMP API. For listening to messages. I am using asynchronous receiving by implementing XMLMessageListener. Once I started FlowReceiver, it starts listening to messages, my program terminates after some time. I want my listener to be up and running until I terminate my program. Is it possible keep the…
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Do I need to close my JCSMP consumer/session on application shutdown?
I generally like to close resources gracefully when shutting down an application, and ran into a scenario where my queue consumer still had an outstanding message that it tried to ack() after the consumer had been closed, so I got the message "Attempted an operation on a closed message consumer." If upon shutdown I instead…
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FlowHandle received incoming message (flow stopped or duplicate received)
Hi All, When I try to configure Solace for multiple VPN connections, I am getting below exception while publishing message to ConsumerFlow. Please help. "FlowHandle received incoming message (flow stopped or duplicate received), ignoring. Could not reply for correlationId: 3926add4-4aab-4472-b7ab-4d460e0ecf30","exception"
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Logstash input and output plugins for Solace
Hi everyone! Just a quick note to say that I've started writing some dedicated/native plugins for Logstash using JCSMP, both an input plugin (reads messages off Solace and injects into Logstash), and output plugin (takes Logstash events and publishes as Solace messages). Logstash has been around forever, and integrates…
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Integration testing without a broker
Hi, I am using solace java jcsmp and want to do some integration tests across gradle modules. The main issue is that we can't use a solace broker in this particular case, so using a local container with the broker isn't an option. Is there an alternative such as mocking the broker somehow?
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Getting getSplitBacklogBytes() unable to read bytes error after draining Streaming Dataflow job
I am trying to read messages from solace queues through solace io connector and then writing them to GCS bucket , i was able to read and write messages to GCS as it was streaming job i need to drain it so when i drain the Streaming dataflow job getting below error error: getSplitBacklogBytes() unable to read bytes from:…
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Order of messages in different topics and fairness
Hi, I have a question about order of messages in different topics: 1) Suppose a service publishes messages A, B into topic T1 and then messages C, D into topic T2. If a different service subscribes (via JCSMP API) to both topics T1 and T2 will it receive messages A, B before C, D? 2) Is there a different answer to 1) if a…
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How to publish and consume an attachment(.txt) file along with each message in queue?
Is there a way to publish a message and an attachment(.txt) file to a queue? Can this message and the attached file be consumed using java interface?
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Reprocess messages which are not Ack-back by consumer
Hello There, Using JCSMP API. This might be repetetive query, appreciate if you point me to solution. 1. I am using Guaranteed Delivery Queue 'DeliveryMode.PERSISTENT' to publish a message on queue. 2. I have Single Consume for this Queue endpoint_props.setAccessType(EndpointProperties.ACCESSTYPE_EXCLUSIVE); cons =…
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Configuring Max Message TTL with the JCSMP Client?
When provisioning a queue with the JCSMP client, the EndpointProperties object contains the setRespectsMsgTTL(), but there doesn't seem to be a way to configure the max message TTL. Am I missing how to do this?
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JCSMP: Disconnect flow consumer from Queue to make possible other to connect
Hi. I need to unbind flow consumer from queue to make possible to run other app for connecting to the same queue.
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How to ack message?
Hi, I am using JCSMP 10.9.1 API in my code. I want to control the acki'ng of the messages on the consumer side instead of relying on auto_ack. So, I set the message ack mode to client_ack. And I am calling message.ackMessage() after every 1000 message. However, after 20000 number of messages, my consumer stops getting…
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Solace PubSub+ Cache Timestamp
Hi there, everybody, is there a way in the Solace Java API (JCSMP) to retrieve a received-timestamp from Solace Pubsub+ cache messages ? In other words a timestamp of when the cache received the message. We use the cache as a kind of last value store and would like to use board-level tools to query when a specific topic…
