@Override
public void commit() {
final ContainerResponse current = response;
if (current != null) {
if (HttpMethod.HEAD.equals(requestMethodName) && current.hasEntity()) {
// for testing purposes:
// need to also strip the object entity as it was stripped when writing to output
current.setEntity(null);
}
super.set(current);
}
}
private void serializeMessage(
ServerProviderFactory providerFactory,
Message message,
Response theResponse,
OperationResourceInfo ori,
boolean firstTry) {
ResponseImpl response = (ResponseImpl) JAXRSUtils.copyResponseIfNeeded(theResponse);
final Exchange exchange = message.getExchange();
boolean headResponse =
response.getStatus() == 200
&& firstTry
&& ori != null
&& HttpMethod.HEAD.equals(ori.getHttpMethod());
Object entity = response.getActualEntity();
if (headResponse && entity != null) {
LOG.info(new org.apache.cxf.common.i18n.Message("HEAD_WITHOUT_ENTITY", BUNDLE).toString());
entity = null;
}
Method invoked =
ori == null
? null
: ori.getAnnotatedMethod() != null ? ori.getAnnotatedMethod() : ori.getMethodToInvoke();
Annotation[] annotations = null;
Annotation[] staticAnns = ori != null ? ori.getOutAnnotations() : new Annotation[] {};
Annotation[] responseAnns = response.getEntityAnnotations();
if (responseAnns != null) {
annotations = new Annotation[staticAnns.length + responseAnns.length];
System.arraycopy(staticAnns, 0, annotations, 0, staticAnns.length);
System.arraycopy(responseAnns, 0, annotations, staticAnns.length, responseAnns.length);
} else {
annotations = staticAnns;
}
response.setStatus(getActualStatus(response.getStatus(), entity));
response.setEntity(entity, annotations);
// Prepare the headers
MultivaluedMap<String, Object> responseHeaders =
prepareResponseHeaders(message, response, entity, firstTry);
// Run the filters
try {
JAXRSUtils.runContainerResponseFilters(providerFactory, response, message, ori, invoked);
} catch (Throwable ex) {
handleWriteException(providerFactory, message, ex, firstTry);
return;
}
// Write the entity
entity = InjectionUtils.getEntity(response.getActualEntity());
setResponseStatus(message, getActualStatus(response.getStatus(), entity));
if (entity == null) {
if (!headResponse) {
responseHeaders.putSingle(HttpHeaders.CONTENT_LENGTH, "0");
if (MessageUtils.getContextualBoolean(
message, "remove.content.type.for.empty.response", false)) {
responseHeaders.remove(HttpHeaders.CONTENT_TYPE);
message.remove(Message.CONTENT_TYPE);
}
}
HttpUtils.convertHeaderValuesToString(responseHeaders, true);
return;
}
Object ignoreWritersProp = exchange.get(JAXRSUtils.IGNORE_MESSAGE_WRITERS);
boolean ignoreWriters =
ignoreWritersProp == null ? false : Boolean.valueOf(ignoreWritersProp.toString());
if (ignoreWriters) {
writeResponseToStream(message.getContent(OutputStream.class), entity);
return;
}
MediaType responseMediaType =
getResponseMediaType(responseHeaders.getFirst(HttpHeaders.CONTENT_TYPE));
Class<?> serviceCls = invoked != null ? ori.getClassResourceInfo().getServiceClass() : null;
Class<?> targetType = InjectionUtils.getRawResponseClass(entity);
Type genericType =
InjectionUtils.getGenericResponseType(
invoked, serviceCls, response.getActualEntity(), targetType, exchange);
targetType = InjectionUtils.updateParamClassToTypeIfNeeded(targetType, genericType);
annotations = response.getEntityAnnotations();
List<WriterInterceptor> writers =
providerFactory.createMessageBodyWriterInterceptor(
targetType,
genericType,
annotations,
responseMediaType,
message,
ori == null ? null : ori.getNameBindings());
OutputStream outOriginal = message.getContent(OutputStream.class);
if (writers == null || writers.isEmpty()) {
writeResponseErrorMessage(
message, outOriginal, "NO_MSG_WRITER", targetType, responseMediaType);
return;
}
try {
boolean checkWriters = false;
if (responseMediaType.isWildcardSubtype()) {
Produces pM =
AnnotationUtils.getMethodAnnotation(
ori == null ? null : ori.getAnnotatedMethod(), Produces.class);
Produces pC = AnnotationUtils.getClassAnnotation(serviceCls, Produces.class);
checkWriters = pM == null && pC == null;
}
responseMediaType = checkFinalContentType(responseMediaType, writers, checkWriters);
} catch (Throwable ex) {
handleWriteException(providerFactory, message, ex, firstTry);
return;
}
String finalResponseContentType = JAXRSUtils.mediaTypeToString(responseMediaType);
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("Response content type is: " + finalResponseContentType);
}
responseHeaders.putSingle(HttpHeaders.CONTENT_TYPE, finalResponseContentType);
message.put(Message.CONTENT_TYPE, finalResponseContentType);
boolean enabled = checkBufferingMode(message, writers, firstTry);
try {
try {
JAXRSUtils.writeMessageBody(
writers,
entity,
targetType,
genericType,
annotations,
responseMediaType,
responseHeaders,
message);
if (isResponseRedirected(message)) {
return;
}
checkCachedStream(message, outOriginal, enabled);
} finally {
if (enabled) {
OutputStream os = message.getContent(OutputStream.class);
if (os != outOriginal && os instanceof CachedOutputStream) {
os.close();
}
message.setContent(OutputStream.class, outOriginal);
message.put(XMLStreamWriter.class.getName(), null);
}
}
} catch (Throwable ex) {
logWriteError(firstTry, targetType, responseMediaType);
handleWriteException(providerFactory, message, ex, firstTry);
}
}