public static PhoenixTestDriver registerDriver(String url, ReadOnlyProps props) throws Exception {
PhoenixTestDriver newDriver = new PhoenixTestDriver(props);
DriverManager.registerDriver(newDriver);
Driver oldDriver = DriverManager.getDriver(url);
if (oldDriver != newDriver) {
destroyDriver(oldDriver);
}
Properties driverProps = PropertiesUtil.deepCopy(TEST_PROPERTIES);
Connection conn = newDriver.connect(url, driverProps);
conn.close();
return newDriver;
}
// Close and unregister the driver.
protected static boolean destroyDriver(Driver driver) {
if (driver != null) {
assert (driver instanceof PhoenixTestDriver);
PhoenixTestDriver pdriver = (PhoenixTestDriver) driver;
try {
try {
pdriver.close();
return true;
} finally {
DriverManager.deregisterDriver(driver);
}
} catch (Exception e) {
logger.warn("Unable to close registered driver: " + driver, e);
}
}
return false;
}