private void onException(Throwable e, Response r, boolean mapped) { if (request.isTracingEnabled()) { Response.Status s = Response.Status.fromStatusCode(r.getStatus()); if (s != null) { request.trace( String.format( "mapped exception to response: %s -> %d (%s)", ReflectionHelper.objectToString(e), r.getStatus(), s.getReasonPhrase())); } else { request.trace( String.format( "mapped exception to response: %s -> %d", ReflectionHelper.objectToString(e), r.getStatus())); } } if (!mapped && r.getStatus() >= 500) { logException(e, r, Level.SEVERE); } else if (LOGGER.isLoggable(Level.FINE)) { logException(e, r, Level.FINE); } setResponse(r); this.mappedThrowable = e; if (getEntity() != null && getHttpHeaders().getFirst(HttpHeaders.CONTENT_TYPE) == null) { Object m = request.getProperties().get(HttpMethodRule.CONTENT_TYPE_PROPERTY); if (m != null) { request.getProperties().remove(HttpMethodRule.CONTENT_TYPE_PROPERTY); getHttpHeaders().putSingle(HttpHeaders.CONTENT_TYPE, m); } } }