public boolean executeExceptionMapperForClass(
HttpRequest request, HttpResponse response, Throwable exception, Class clazz) {
ExceptionMapper mapper = providerFactory.getExceptionMapper(clazz);
if (mapper == null) return false;
writeFailure(request, response, mapper.toResponse(exception));
return true;
}
protected void handleWebApplicationException(
HttpRequest request, HttpResponse response, WebApplicationException wae) {
if (!(wae instanceof NoLogWebApplicationException)) logger.error("failed to execute", wae);
if (response.isCommitted())
throw new UnhandledException("Request was committed couldn't handle exception", wae);
writeFailure(request, response, wae.getResponse());
}
/**
* Execute an ExceptionMapper if one exists for the given exception. Recurse to base class if not
* found
*
* @param response
* @param exception
* @return true if an ExceptionMapper was found and executed
*/
public boolean executeExceptionMapper(
HttpRequest request, HttpResponse response, Throwable exception) {
ExceptionMapper mapper = null;
Class causeClass = exception.getClass();
while (mapper == null) {
if (causeClass == null) break;
mapper = providerFactory.getExceptionMapper(causeClass);
if (mapper == null) causeClass = causeClass.getSuperclass();
}
if (mapper != null) {
Response jaxrsResponse = mapper.toResponse(exception);
if (jaxrsResponse == null) {
jaxrsResponse = Response.status(204).build();
}
writeFailure(request, response, jaxrsResponse);
return true;
}
return false;
}
protected void handleFailure(HttpRequest request, HttpResponse response, Failure failure) {
if (failure.isLoggable())
logger.error(
"Failed executing " + request.getHttpMethod() + " " + request.getUri().getPath(),
failure);
else
logger.debug(
"Failed executing " + request.getHttpMethod() + " " + request.getUri().getPath(),
failure);
if (failure.getResponse() != null) {
writeFailure(request, response, failure.getResponse());
} else {
try {
if (failure.getMessage() != null) {
response.sendError(failure.getErrorCode(), failure.getMessage());
} else {
response.sendError(failure.getErrorCode());
}
} catch (IOException e1) {
throw new UnhandledException(e1);
}
}
}
