How to open Javadoc JAR file in web browser
- Rename the file zinc-persist_2.12-1.3.0-M4+47-d881fa2f-javadoc.jar to zinc-persist_2.12-1.3.0-M4+47-d881fa2f-javadoc.zip
- Use your favourite unzip tool (WinRAR / WinZIP) to extract it, now you have a folder zinc-persist_2.12-1.3.0-M4+47-d881fa2f-javadoc
- Double click index.html will open the index page on your default web browser.
How to generate Javadoc from a source JAR?
Running the command javadoc:
javadoc --ignore-source-errors -encoding UTF-8 -sourcepath "zinc-persist_2.12-1.3.0-M4+47-d881fa2f-sources.jar" -d "zinc-persist_2.12-1.3.0-M4+47-d881fa2f-javadoc" -subpackages 
