This project is being archived, while main features are today provided by Maven Resolver 1.7+, see here https://maven.apache.org/resolver/local-repository.html#shared-access-to-local-repository
The Takari Concurrent Local Repository component is a replacement for the management of a local Maven repository of a default Maven installation. It makes access to the local repository safe for concurrent access from multiple threads and Maven invocations.
Documentation for usage and more is available in the Takari TEAM documentation at http://takari.io/book/index.html