How to open Javadoc JAR file in web browser
- Rename the file clientprotocol-jvm-0.30.0+signald-0.23.2-7-1583b4df-javadoc.jar to clientprotocol-jvm-0.30.0+signald-0.23.2-7-1583b4df-javadoc.zip
- Use your favourite unzip tool (WinRAR / WinZIP) to extract it, now you have a folder clientprotocol-jvm-0.30.0+signald-0.23.2-7-1583b4df-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 "clientprotocol-jvm-0.30.0+signald-0.23.2-7-1583b4df-sources.jar" -d "clientprotocol-jvm-0.30.0+signald-0.23.2-7-1583b4df-javadoc" -subpackages 
