cassandrareader/src/main/assembly/package.xml
datahubwriter/src/main/assembly/package.xml

cassandrareader/src/main/java/com/alibaba/datax/plugin/reader/cassandrareader/CassandraReaderErrorCode.java
datahubwriter/src/main/java/com/alibaba/datax/plugin/writer/datahubwriter/DatahubWriterErrorCode.java