@RequestMapping(value = "/poll/{beanName}/{method}/{event}")
public void poll(
@PathVariable("beanName") String beanName,
@PathVariable("method") String method,
@PathVariable("event") String event,
HttpServletRequest request,
HttpServletResponse response,
Locale locale)
throws Exception {
ExtDirectPollResponse directPollResponse = new ExtDirectPollResponse();
directPollResponse.setName(event);
MethodInfo methodInfo = MethodInfoCache.INSTANCE.get(beanName, method);
boolean streamResponse;
Class<?> jsonView = null;
if (methodInfo != null) {
streamResponse =
configurationService.getConfiguration().isStreamResponse()
|| methodInfo.isStreamResponse();
try {
Object[] parameters =
configurationService
.getParametersResolver()
.prepareParameters(request, response, locale, methodInfo);
if (configurationService.getConfiguration().isSynchronizeOnSession()
|| methodInfo.isSynchronizeOnSession()) {
HttpSession session = request.getSession(false);
if (session != null) {
Object mutex = WebUtils.getSessionMutex(session);
synchronized (mutex) {
Object result =
ExtDirectSpringUtil.invoke(
configurationService.getApplicationContext(),
beanName,
methodInfo,
parameters);
if (result instanceof ModelAndJsonView) {
ModelAndJsonView modelAndJsonView = (ModelAndJsonView) result;
directPollResponse.setData(modelAndJsonView.getModel());
jsonView = getJsonView(modelAndJsonView, methodInfo.getJsonView());
} else {
directPollResponse.setData(result);
jsonView = getJsonView(result, methodInfo.getJsonView());
}
}
} else {
Object result =
ExtDirectSpringUtil.invoke(
configurationService.getApplicationContext(), beanName, methodInfo, parameters);
if (result instanceof ModelAndJsonView) {
ModelAndJsonView modelAndJsonView = (ModelAndJsonView) result;
directPollResponse.setData(modelAndJsonView.getModel());
jsonView = getJsonView(modelAndJsonView, methodInfo.getJsonView());
} else {
directPollResponse.setData(result);
jsonView = getJsonView(result, methodInfo.getJsonView());
}
}
} else {
Object result =
ExtDirectSpringUtil.invoke(
configurationService.getApplicationContext(), beanName, methodInfo, parameters);
if (result instanceof ModelAndJsonView) {
ModelAndJsonView modelAndJsonView = (ModelAndJsonView) result;
directPollResponse.setData(modelAndJsonView.getModel());
jsonView = getJsonView(modelAndJsonView, methodInfo.getJsonView());
} else {
directPollResponse.setData(result);
jsonView = getJsonView(result, methodInfo.getJsonView());
}
}
} catch (Exception e) {
log.error(
"Error polling method '" + beanName + "." + method + "'",
e.getCause() != null ? e.getCause() : e);
directPollResponse.setData(handleException(methodInfo, directPollResponse, e, request));
}
} else {
log.error(
"Error invoking method '" + beanName + "." + method + "'. Method or Bean not found");
handleMethodNotFoundError(directPollResponse, beanName, method);
streamResponse = configurationService.getConfiguration().isStreamResponse();
}
writeJsonResponse(response, directPollResponse, jsonView, streamResponse);
}
@SuppressWarnings({"rawtypes", "unchecked"})
ExtDirectResponse handleMethodCall(
ExtDirectRequest directRequest,
HttpServletRequest request,
HttpServletResponse response,
Locale locale) {
ExtDirectResponse directResponse = new ExtDirectResponse(directRequest);
MethodInfo methodInfo =
MethodInfoCache.INSTANCE.get(directRequest.getAction(), directRequest.getMethod());
if (methodInfo != null) {
try {
directResponse.setStreamResponse(methodInfo.isStreamResponse());
Object result =
processRemotingRequest(request, response, locale, directRequest, methodInfo);
if (result != null) {
ModelAndJsonView modelAndJsonView = null;
if (result instanceof ModelAndJsonView) {
modelAndJsonView = (ModelAndJsonView) result;
result = modelAndJsonView.getModel();
}
if (methodInfo.isType(ExtDirectMethodType.FORM_LOAD)
&& !ExtDirectFormLoadResult.class.isAssignableFrom(result.getClass())) {
ExtDirectFormLoadResult formLoadResult = new ExtDirectFormLoadResult(result);
if (result instanceof JsonViewHint) {
formLoadResult.setJsonView(((JsonViewHint) result).getJsonView());
}
result = formLoadResult;
} else if ((methodInfo.isType(ExtDirectMethodType.STORE_MODIFY)
|| methodInfo.isType(ExtDirectMethodType.STORE_READ))
&& !ExtDirectStoreReadResult.class.isAssignableFrom(result.getClass())
&& !ExtDirectStoreResult.class.isAssignableFrom(result.getClass())
&& configurationService.getConfiguration().isAlwaysWrapStoreResponse()) {
if (result instanceof Collection) {
result = new ExtDirectStoreResult((Collection) result);
} else {
result = new ExtDirectStoreResult(result);
}
}
directResponse.setResult(result);
if (modelAndJsonView != null) {
directResponse.setJsonView(getJsonView(modelAndJsonView, methodInfo.getJsonView()));
} else {
directResponse.setJsonView(getJsonView(result, methodInfo.getJsonView()));
}
} else {
if (methodInfo.isType(ExtDirectMethodType.STORE_MODIFY)
|| methodInfo.isType(ExtDirectMethodType.STORE_READ)) {
directResponse.setResult(Collections.emptyList());
}
}
} catch (Exception e) {
log.error(
"Error calling method: " + directRequest.getMethod(),
e.getCause() != null ? e.getCause() : e);
directResponse.setResult(handleException(methodInfo, directResponse, e, request));
}
} else {
log.error(
"Error invoking method '"
+ directRequest.getAction()
+ "."
+ directRequest.getMethod()
+ "'. Method or Bean not found");
handleMethodNotFoundError(
directResponse, directRequest.getAction(), directRequest.getMethod());
}
return directResponse;
}