/**
* Returns a new instance of the DefaultRuntimeInjector. <br>
* This does and should return a new instance of a RuntimeInjector, as it is only ever called once
* per configured filter. This means that a web application can create multiple instances of the
* JaspiRuntimeFilter and each instance will have its own self contained injector which uses that
* instances filter configuration.
*
* @param config The instance of the FilterConfig.
* @return A RuntimeInjector.
* @throws ServletException If there is an error creating the RuntimeInjector.
*/
public static RuntimeInjector getRuntimeInjector(final FilterConfig config)
throws ServletException {
try {
return new DefaultRuntimeInjector(config);
} catch (AuthException e) {
LOGGER.error("Failed to construct RuntimeInjector", e);
throw new ServletException("Failed to construct RuntimeInjector", e);
}
}
/**
* {@inheritDoc} <br>
* Will only ever return the singleton instance (for this instance of the JaspiRuntimeFilter) and
* if asked for an instance of a different type will throw a {@link RuntimeException}.
*
* @param type {@inheritDoc}
* @param <T> {@inheritDoc}
* @return {@inheritDoc}
*/
@SuppressWarnings("unchecked")
@Override
public <T> T getInstance(final Class<T> type) {
if (!JaspiRuntime.class.equals(type)) {
LOGGER.error("Type not registered! " + type.getName());
throw new RuntimeException("Type not registered! " + type.getName());
}
return (T) jaspiRuntime;
}
