315157973 commented on a change in pull request #10027:
URL: https://github.com/apache/pulsar/pull/10027#discussion_r601109881
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File path: site2/docs/client-libraries-java.md
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@@ -675,6 +676,7 @@ String|`topicName`|Topic name. |None
int|`receiverQueueSize`|Size of a consumer's receiver queue.<br/><br/>For
example, the number of messages that can be accumulated by a consumer before an
application calls `Receive`.<br/><br/>A value higher than the default value
increases consumer throughput, though at the expense of more memory
utilization.|1000
ReaderListener<T>|`readerListener`|A listener that is called for message
received.|None
String|`readerName`|Read name.|null
+String| `subscriptionName`|Subscription name|None
Review comment:
The default value is not `None`
When there is a single topic, the default subscription name is: "reader-" +
10-digit UUID
When there are multiple topics, the default subscription name is:
"multiTopicsReader-" + 10-digit UUID
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