getPooledConnection()
Syntax:
PooledConnection getPooledConnection()
                                     throws SQLException
                                        Description:
Attempts to establish a physical database connection that can be used as a pooled connection.
Returns:
a PooledConnection object that is a physical connection to the database that this ConnectionPoolDataSource object represents
Throws:
SQLException - if a database access error occurs
Reference:
For more information, reference JDBC documentation for: ConnectionPoolDataSource.getPooledConnection()