Kafka - Monitoring and Operations
This code throws MalformedObjectNameException:
ObjectName name = new ObjectName("kafka.server:type=BrokerTopicMetrics,name=MessagesInPerSec,extra");
What is the error?
This code throws MalformedObjectNameException: ObjectName name = new ObjectName("kafka.server:type=BrokerTopicMetrics,name=MessagesInPerSec,extra"); What is the error?
medium📝 Debug Q7 of Q15
Step-by-Step Solution
Solution:
Step 1: Analyze ObjectName string format
ObjectName strings must follow key=value pairs separated by commas without trailing commas.Step 2: Identify extra comma causing format error
The extra comma or malformed key-value causes MalformedObjectNameException.Final Answer:
ObjectName string format is invalid due to extra comma -> Option AQuick Check:
Malformed ObjectName = Invalid string format [OK]
Quick Trick: ObjectName strings must be valid key=value pairs [OK]
Common Mistakes:
MISTAKES- Ignoring string format rules
- Assuming missing import causes this exception
- Blaming server connection for format error
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