@Override
public void destroy() {
super.destroy();
Enumeration<Driver> e = DriverManager.getDrivers();
while (e.hasMoreElements()) {
Driver driver = e.nextElement();
try {
if (driver.getClass().getClassLoader() == getClass().getClassLoader())
DriverManager.deregisterDriver(driver);
} catch (SQLException e1) {
LOG.logError("Cannot unload driver: " + driver);
}
}
LogFactory.releaseAll();
LogManager.shutdown();
// SLF4JLogFactory.releaseAll(); // should be the same as the LogFactory.releaseAll call
Iterator<Class<?>> i = IIORegistry.getDefaultInstance().getCategories();
while (i.hasNext()) {
Class<?> c = i.next();
Iterator<?> k = IIORegistry.getDefaultInstance().getServiceProviders(c, false);
while (k.hasNext()) {
Object o = k.next();
if (o.getClass().getClassLoader() == getClass().getClassLoader()) {
IIORegistry.getDefaultInstance().deregisterServiceProvider(o);
LOG.logDebug("Deregistering JAI driver ", o.getClass());
}
}
}
Introspector.flushCaches();
// just clear the configurations for now, it does not hurt
CRSConfiguration.DEFINED_CONFIGURATIONS.clear();
}
/** Tear down instance variables required by this test case. */
public void tearDown() {
log = null;
factory = null;
LogFactory.releaseAll();
}
private InMemoryLog getInMemoryLog() {
final InMemoryLog log = (InMemoryLog) LogFactory.getLog(CommonsQueryLoggingListener.class);
LogFactory.releaseAll(); // release the Log cache
return log;
}