Based on the actual usage scenarios of customers, write customized MQTT message examples. #16674
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…TT message examples
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jt2594838
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Nov 3, 2025
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| if (payload == null) { | ||
| return Collections.emptyList(); | ||
| return new ArrayList<>(); | ||
| } |
| return messages; | ||
| } | ||
| return ret; | ||
| throw new JsonParseException("payload is invalidate"); |
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May provide the txt or the jsonElement.
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| String database = !topic.contains("/") ? topic : topic.substring(0, topic.indexOf("/")); | ||
| String table = "test_table"; |
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May parse the table name from the topic?
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| if (payload == null) { | ||
| return null; | ||
| } |
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Better to keep consistency between examples.
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| String line = payload.toString(StandardCharsets.UTF_8); | ||
| // parse data from the line and generate Messages and put them into List<Meesage> ret | ||
| List<Message> ret = new ArrayList<>(); | ||
| // this is just an example, so we just generate some Messages directly | ||
| for (int i = 0; i < 3; i++) { |
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The line should still be used, otherwise, this examples means nothing.
caozj1011
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Nov 3, 2025
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Does this example include both the tree model and the table model? It is recommended to write about both
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Based on the actual usage scenarios of customers, write customized MQTT message examples.