The project home page contains details of its inner workings, usage examples, and more.
This project is a main building block of Vibur DBCP - a concurrent and dynamic JDBC connection pool.
The project maven coordinates are:
<dependency> <groupId>org.vibur</groupId> <artifactId>vibur-object-pool</artifactId> <version>22.2</version> </dependency>
Originally released in January 2013 on code.google.com, the project was migrated to GitHub in March 2015.