public Sha1Digester(final byte[] sourceBytes) {
digest =
MESSAGE_DIGEST_POOL.use(
new ResourceContext<MessageDigest, byte[]>() {
@Override
public byte[] perform(MessageDigest resource) {
return resource.digest(sourceBytes);
}
});
}
@Override
public T read(ConfigurationResource cr) {
final Object parsedObject = marshallerPool.use(new UnmarshallerResourceContext(cr));
final Object returnable =
parsedObject instanceof JAXBElement
? ((JAXBElement) parsedObject).getValue()
: parsedObject;
if (!configurationClass().isInstance(returnable)) {
throw new ClassCastException(
"Parsed object from XML does not match the expected configuration class. "
+ "Expected: "
+ configurationClass().getCanonicalName()
+ " - "
+ "Actual: "
+ returnable.getClass().getCanonicalName());
}
return configurationClass().cast(returnable);
}