@Override
public boolean isSubscribed() throws CloudException, InternalException {
APITrace.begin(provider, "isSubscribedVPCGateway");
try {
Map<String, String> parameters =
provider.getStandardParameters(
provider.getContext(), ELBMethod.DESCRIBE_CUSTOMER_GATEWAYS);
EC2Method method;
method = new EC2Method(provider, provider.getEc2Url(), parameters);
try {
method.invoke();
return true;
} catch (EC2Exception e) {
if (e.getStatus() == HttpServletResponse.SC_UNAUTHORIZED
|| e.getStatus() == HttpServletResponse.SC_FORBIDDEN) {
return false;
}
String code = e.getCode();
if (code != null
&& (code.equals("SubscriptionCheckFailed")
|| code.equals("AuthFailure")
|| code.equals("SignatureDoesNotMatch")
|| code.equals("UnsupportedOperation")
|| code.equals("InvalidClientTokenId")
|| code.equals("OptInRequired"))) {
return false;
}
logger.error(e.getSummary());
e.printStackTrace();
throw new CloudException(e);
}
} finally {
APITrace.end();
}
}
