Eclipse Java Compiler

We are using a patched version of ECJ 4.31 RC1 to incorporate fixes for:

None at this time

As well as additional modification to support:

Collection of used dependencies during compilation (FileSystem.nameEnvironmentListener, see commit history)

Updating

Download ecjsrc-4.??.jar ECJ source code from https://download.eclipse.org/eclipse/downloads/
Extract org folder from source jar into this directory. Do a proper diff, i.e. delete files no longer part of ECJ!
Delete Ant compile adapter (not needed)
Re-apply patches listed above.
Test and ship