As of Daffodil 2.2.0, the message-streaming API is available and documented in the Java API org.apache.daffodil.japi package summary or for Scala in the SAPI - Scala API org.apache.daffodil.sapi package overview
As of Daffodil 2.2.0, the message-streaming API is available and documented in the Java API org.apache.daffodil.japi package summary or for Scala in the SAPI - Scala API org.apache.daffodil.sapi package overview