protected Result<Resource> getResourceResult(RestResponse response)
throws JsonParseException, JsonMappingException, IOException {
Object resultContents = null;
if (response.getHttpStatus() == 200) resultContents = new Resource(response);
else resultContents = wrapNonUnmarshallableResponseWithPOJO(response);
return new Result<Resource>(resultContents);
}
/**
* 返回响应结果
*
* @param response
* @return
*/
public static RestResponse returnResponse(
BaseRestRequest request,
RestResponse response,
RestServiceMapping serviceMapping,
RestServiceConfiguration configuration) {
String cmd = request.getRestRequest().getCmd();
// 调用后置拦截器
List<RestRequestAfterInterceptor> requestAfterInterceptors =
configuration.getRequestAfterInterceptors();
for (RestRequestAfterInterceptor requestInterceptor : requestAfterInterceptors) {
String requestInterceptorName = requestInterceptor.getName();
logger.debug(
"REST_AFTER_INTERCEPTOR_START, cmd: {}, name: {}",
cmd,
requestInterceptorName + "|" + requestInterceptor.getClass().getName());
try {
requestInterceptor.setConfiguration(configuration);
requestInterceptor.execute(serviceMapping, request, response);
} catch (Exception e) {
response.setException(e);
logger.warn("执行拦截器 {} 失败", requestInterceptorName, e);
}
logger.debug(
"REST_AFTER_INTERCEPTOR_COMPLETE， cmd: {}, name: {}",
cmd,
requestInterceptorName + "|" + requestInterceptor.getClass().getName());
}
return response;
}
public static void handleException(RestRequest request, RestResponse response, Throwable ex) {
Throwable rootCause = ExceptionUtils.getRootCause(ex);
rootCause = rootCause == null ? ex : rootCause;
logger.error("捕获到Rest异常：request={}", request, rootCause);
RestError restError = new RestError();
restError.setErrorCode(2);
if (ex instanceof RestServiceException) {
RestServiceException rse = (RestServiceException) ex;
if (rse.getErrorCode() != 0) {
restError.setErrorCode(rse.getErrorCode());
}
restError.setErrorInfo(rse.getMessage());
} else {
restError.setErrorInfo(RestApiConstants.DEFAULT_ERROR_INFO);
if (request.isDebug()) {
String stackTrace = ExceptionUtils.getStackTrace(rootCause);
// 截取有用的部分
stackTrace = StringUtils.substringBefore(stackTrace, RestApiConstants.STACK_TRACE_BEFORE);
response.setDebugInfo(stackTrace);
}
// 统计响应结果
recordToErrorCounter(request.getCmd());
}
response.setStatusCode(500);
response.setError(restError);
response.setResponseTime(new Date());
}
public ResultWithErrors(RestResponse response) {
httpStatusCode = response.getHttpStatus();
httpHeaders = response.wrapHeaders();
}
@Override
protected Object wrapNonUnmarshallableResponseWithPOJO(RestResponse r)
throws UnsupportedEncodingException {
return new Errors(
new Error(ErrorCodes.CANT_UNMARSHAL_RESPONSE, r.toString(), r.getHttpStatus()));
}