Latest version of org.web3j:codegen
https://javadoc.io/doc/org.web3j/codegen
Current version 4.0.0-alpha-1
https://javadoc.io/doc/org.web3j/codegen/4.0.0-alpha-1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.web3j/codegen/4.0.0-alpha-1/package-list