Exception is thrown when generating javadoc for apache-kafka wrappers.

[sijie]

Describe the bug

Exception is thrown when generating javadoc for apache-kafka wrappers.

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-javadoc-plugin:2.10.3:jar (attach-javadocs) on project pulsar-client-kafka-original: MavenReportException: Error while generating Javadoc:
[ERROR] Exit code: 1 - /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:63: warning - Tag @link:illegal character: "60" in "ProducerInterceptor<byte[]>"
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:63: warning - Tag @link:illegal character: "62" in "ProducerInterceptor<byte[]>"
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:63: warning - Tag @link: reference not found: ProducerInterceptor<byte[]>
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:93: warning - Tag @link:illegal character: "60" in "org.apache.kafka.clients.producer.ProducerInterceptor<K, V>"
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:93: warning - Tag @link: malformed: "org.apache.kafka.clients.producer.ProducerInterceptor<K, V>"
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:93: warning - Tag @link: reference not found: org.apache.kafka.clients.producer.ProducerInterceptor<K, V>
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:93: warning - @param argument "keySerializer" is not a parameter name.
[ERROR] /Users/sijie/Workspaces/pulsar/pulsar-client-kafka-compat/pulsar-client-kafka/src/main/java/org/apache/pulsar/client/kafka/compat/KafkaProducerInterceptorWrapper.java:93: warning - @param argument "valueSerializer" is not a parameter name.
[ERROR] javadoc: error - class file for com.google.protobuf.GeneratedMessageV3 not found

To Reproduce

run mvn deploy

Expected behavior

The command should succeed.

[jiazhai]

@sijie I tried several commands on latest master:
mvn deploy -DskipTests

mvn javadoc:javadoc

both not meet this issue.
Would you please help retry and provide more detailed steps to reproduce?