Local Maven Repo for the Apex Jorje Parser library
You can download the needed libraries from: https://github.com/forcedotcom/salesforcedx-vscode/tree/develop/packages/salesforcedx-vscode-apex/out
Apex Reference: https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_reference.htm
https://resources.docs.salesforce.com/sfdc/pdf/salesforce_apex_language_reference.pdf
In order to download the jar file, minimize it and add a the jar files to the local repo, use the following script:
./create-local-repo.sh
For the PMD 6.0.0 Release, the versions from https://github.com/forcedotcom/salesforcedx-vscode/tree/54b127925eebfcfd14cd9988018438ba49ec3d43/packages/salesforcedx-vscode-apex/out have been taken.