@Override
public void handleError(ClientHttpResponse response) throws IOException {
HttpStatus statusCode = response.getStatusCode();
switch (statusCode.series()) {
case CLIENT_ERROR:
CloudFoundryException exception =
new CloudFoundryException(statusCode, response.getStatusText());
ObjectMapper mapper = new ObjectMapper(); // can reuse, share globally
if (response.getBody() != null) {
try {
@SuppressWarnings("unchecked")
Map<String, Object> map = mapper.readValue(response.getBody(), Map.class);
exception.setDescription(CloudUtil.parse(String.class, map.get("description")));
} catch (JsonParseException e) {
exception.setDescription("Client error");
} catch (IOException e) {
exception.setDescription("Client error");
}
} else {
exception.setDescription("Client error");
}
throw exception;
case SERVER_ERROR:
throw new HttpServerErrorException(statusCode, response.getStatusText());
default:
throw new RestClientException("Unknown status code [" + statusCode + "]");
}
}
public OAuth2AccessToken getToken(String username, String password, String clientId) {
OAuth2ProtectedResourceDetails resource = getResourceDetails(username, password, clientId);
AccessTokenRequest request = createAccessTokenRequest(username, password);
ResourceOwnerPasswordAccessTokenProvider provider =
createResourceOwnerPasswordAccessTokenProvider();
try {
return provider.obtainAccessToken(resource, request);
} catch (OAuth2AccessDeniedException oauthEx) {
HttpStatus status = HttpStatus.valueOf(oauthEx.getHttpErrorCode());
CloudFoundryException cfEx = new CloudFoundryException(status, oauthEx.getMessage());
cfEx.setDescription(oauthEx.getSummary());
throw cfEx;
}
}
