When in VFS.listFiles() no abort is possible. Enhance TaskManager with a cancelTasksByClass() method.
If this is building on patch# 3578042, it should say so in the ticket.
This is a standalone patch and applies cleanly against the trunk.
The patch in 3578042 makes HyperSearch abortable, when the search is busy in the Matcher
This patch makes HyperSearch abortable, when the search is in the VFS.listFiles() phase.
looks good, testing now. you can commit it when you are ready.