foo.java

public class Foo {
  private RedisConnection _connection;

  public void doSomething() {
    // get connection from existing pool
    // store ref to connection in object state
    _connection = RedisConnectionPool.get().checkout();
    try {
      // write or read data from Redis here
    }
    finally {
      // release connection back to pool
      // retain connection ref in object state (whoops!)
      RedisConnectionPool.get().checkin(_connection);
    }
  }

  public void cleanUp() {
    // close connection when cleaning up object instance
    // even though the connection is owned by pool (double whoops!)
    if (_connection) {
      _connection.close();
      _connection = null;
    }
  }
}