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

datahubwriter/src/main/java/com/alibaba/datax/plugin/writer/datahubwriter/DatahubWriterErrorCode.java
elasticsearchwriter/src/main/java/com/alibaba/datax/plugin/writer/elasticsearchwriter/ElasticSearchWriterErrorCode.java