//JUnit tries to get a bunch of access tokens, which I suspect is being
//flagged as a DoS attempt, and hence starts failing after the first
//few token fetches.
synchronized(getClass()) {
if(savedCredentials == null) {
savedCredentials = new OAuth2Credentials(
testProperties.getProperty("gsservice.client_id"),
testProperties.getProperty("gsservice.client_secret"),
null,
testProperties.getProperty("gsservice.refresh_token"));
}