/**
* The class handles incoming requests from DMAAP.
* <p>
- * That means: invoke a REST call towards this services and to send back a
- * response though DMAAP
+ * That means: invoke a REST call towards this services and to send back a response though DMAAP
*/
public class DmaapMessageHandler {
private static final Logger logger = LoggerFactory.getLogger(DmaapMessageHandler.class);
try {
DmaapRequestMessage dmaapRequestMessage = gson.fromJson(msg, ImmutableDmaapRequestMessage.class);
return this.invokePolicyAgent(dmaapRequestMessage) //
- .onErrorResume(t -> handleAgentCallError(t, msg, dmaapRequestMessage)) //
+ .onErrorResume(t -> handleAgentCallError(t, dmaapRequestMessage)) //
.flatMap(
response -> sendDmaapResponse(response.getBody(), dmaapRequestMessage, response.getStatusCode()));
} catch (Exception e) {
}
}
- private Mono<ResponseEntity<String>> handleAgentCallError(Throwable t, String originalMessage,
+ private Mono<ResponseEntity<String>> handleAgentCallError(Throwable error,
DmaapRequestMessage dmaapRequestMessage) {
- logger.debug("Agent call failed: {}", t.getMessage());
+ logger.debug("Agent call failed: {}", error.getMessage());
HttpStatus status = HttpStatus.INTERNAL_SERVER_ERROR;
- String errorMessage = t.getMessage();
- if (t instanceof WebClientResponseException) {
- WebClientResponseException exception = (WebClientResponseException) t;
+ String errorMessage = error.getMessage();
+ if (error instanceof WebClientResponseException) {
+ WebClientResponseException exception = (WebClientResponseException) error;
status = exception.getStatusCode();
errorMessage = exception.getResponseBodyAsString();
- } else if (t instanceof ServiceException) {
+ } else if (error instanceof ServiceException) {
status = HttpStatus.BAD_REQUEST;
- errorMessage = prepareBadOperationErrorMessage(t, originalMessage);
- } else if (!(t instanceof WebClientException)) {
- logger.warn("Unexpected exception ", t);
+ errorMessage = error.getMessage();
+ } else if (!(error instanceof WebClientException)) {
+ logger.warn("Unexpected exception ", error);
}
return sendDmaapResponse(errorMessage, dmaapRequestMessage, status) //
.flatMap(notUsed -> Mono.empty());
}
- private String prepareBadOperationErrorMessage(Throwable t, String originalMessage) {
- return t.getMessage();
- }
-
private Mono<ResponseEntity<String>> invokePolicyAgent(DmaapRequestMessage dmaapRequestMessage) {
DmaapRequestMessage.Operation operation = dmaapRequestMessage.operation();
String uri = dmaapRequestMessage.url();