@Test
public void testCloseConnection() throws Exception {

	Logger logger = Logger.getLogger( UtilsTest.class.getName());
	Utils.closeConnection( null, logger );
	// No exception
	Connection conn = Mockito.mock( Connection.class );
	Mockito.doThrow( new SQLException( "for test" )).when( conn ).close();
	Utils.closeConnection( conn, logger );
	// No exception
}