private Message moveResourceToCollection(
final Resource source, final Resource destination, final boolean overwrite)
throws IOException {
if (overwrite) {
destination.delete();
}
source.moveTo(destination);
return overwrite ? successNoContent() : successCreated();
}
private Message propfind(Path path, Depth depth, ByteBuffer body) throws IOException {
final Resource resource = resolveResource(path);
final Iterable<QName> properties = getProperties(body);
final List<RESPONSE> responses = propfind(properties, resource, depth);
if (resource.exists()) {
return successMultiStatus(multistatus(responses));
} else {
return clientErrorNotFound();
}
}
private Message handleRequestWithIfMatch(Request request) throws IOException {
final Path path = Path.fromString(request.uri().getPath());
final Resource resource = resolveResource(path);
final String ifMatch = getOnlyElement(request.headers().get(Header.IF_MATCH));
if (ifMatch.equals("*") || !ifMatch.equals(resource.etag())) {
return handleRequestWithoutIfMatch(request);
} else {
return Response.clientErrorPreconditionFailed();
}
}
private Message handleRequestWithoutRange(Request request) {
final Path path = Path.fromUri(request.uri());
final Resource resource = resolveResource(path);
try {
return Response.build(SUCCESS_OK)
.header(CONTENT_TYPE)
.set(APPLICATION_OCTET_STREAM.toString())
.setBody(resource.channel());
} catch (IOException e) {
return serverErrorInternal();
}
}
private Response doGet(Environment env) {
Path path = env.pathInfo();
Resource resource = resolveResource(path);
if (resource.exists()) {
if (resource.isCollection()) {
return clientErrorNotFound();
} else {
return getResource(request);
}
} else {
return clientErrorNotFound();
}
}
private Response doUnlock(Environment env) {
final Resource resource = resolveResource(env.pathInfo());
if (resource.exists()) {
if (resource.isLocked()) {
resource.unlock();
return successNoContent();
} else {
return clientErrorLocked();
}
} else {
return clientErrorNotFound();
}
}
private Response doOptions(Environment env) {
final Resource resource = resolveResource(env.pathInfo());
Message response = Response.successNoContent();
for (Method method : resource.supportedMethods()) {
response.headers().put(ALLOW, method.name());
}
for (ComplianceClass value : resource.davOptions()) {
response.headers().put(DAV, value.toString());
}
return response;
}
@PUT
public Message put(@PathTranslated Path path, @Context Request request) throws IOException {
final Resource resource = resolveResource(path);
if (!resource.parent().exists()) {
return clientErrorConflict();
}
if (resource.exists() && resource.isCollection()) {
return clientErrorMethodNotAllowed();
}
ByteBuffer entity = request.buffer();
resource.put(entity);
return successCreated();
}
private Message handleRequestWithIfModifiedSince(final Request request) throws IOException {
final Path path = Path.fromUri(request.uri());
final Resource resource = resolveResource(path);
try {
String date = getOnlyElement(request.headers().get(IF_MODIFIED_SINCE));
Date ifModifiedSince = new SimpleDateFormat().parse(date);
if (!ifModifiedSince.after(new Date()) && !(resource.lastModified().after(new Date()))) {
return redirectionNotModified();
} else {
return handleRequestWithoutIfModifiedSince(request);
}
} catch (ParseException e) {
return handleRequestWithoutIfModifiedSince(request);
}
}
@MKCOL
public Message mkcol(@PathTranslated Path path, @Context Request request) {
final Resource resource = resolveResource(path);
if (request.hasBody()) {
return clientErrorUnsupportedMediaType();
} else {
if (resource.exists()) {
return clientErrorMethodNotAllowed();
} else {
if (resource.parent().exists()) {
return (resource.mkcol() ? successCreated() : serverErrorInternal());
} else {
return clientErrorConflict();
}
}
}
}
@LOCK
public Message lock(@PathTranslated Path path, Depth depth) throws IOException {
final Resource resource = resolveResource(path);
if (resource.exists()) {
final Lock lock = resource.lock(WRITE, EXCLUSIVE);
final ACTIVE_LOCK activelock = activeLock(lock, depth, relativizeResource(resource));
final Element lockDiscovery = lockDiscovery(activelock);
final Element prop = prop(lockDiscovery);
final Document doc = new Document(XML_DECLARATION, prop);
return Response.build(SUCCESS_OK)
.header(LOCK_TOKEN)
.set("<" + lock.token() + ">")
.setBody(Charset.defaultCharset().encode(XMLWriter.write(doc)));
} else {
return clientErrorNotFound();
}
}
private final List<RESPONSE> propfind(
final Iterable<QName> properties, final Resource resource, final Depth depth) {
final List<RESPONSE> responses = new ArrayList<RESPONSE>();
responses.add(
response(href(relativizeResource(resource)), getProperties(resource, properties)));
if (depth != ZERO) {
for (final Resource child : resource.members()) {
responses.addAll(propfind(properties, child, depth.decreaseDepth()));
}
}
return responses;
}
private final List<PROPSTAT> getProperties(
final Resource resource, final Iterable<QName> properties) {
final List<PROPSTAT> propstats = new ArrayList<PROPSTAT>(2);
final List<Element> foundProps = new ArrayList<Element>();
final List<Element> notFoundProps = new ArrayList<Element>();
for (final QName property : properties) {
final Element prop = resource.getProperty(property);
if (prop == null) {
notFoundProps.add(new Element(property));
} else {
foundProps.add(prop);
}
}
if (!foundProps.isEmpty()) {
propstats.add(propertyStatus(prop(foundProps), Status.SUCCESS_OK));
}
if (!notFoundProps.isEmpty()) {
propstats.add(propertyStatus(prop(notFoundProps), Status.CLIENT_ERROR_NOT_FOUND));
}
return propstats;
}
private Response doDelete(Environment env) {
final Resource resource = resolveResource(env.pathInfo());
// if (fragment != null) {
// return clientErrorMethodNotAllowed();
// } else {
if (resource.isLocked()) {
return clientErrorLocked();
}
if (resource.exists()) {
if (resource.isLocked()) {
return clientErrorLocked();
} else {
if (resource.isCollection()) {
return (resource.delete() ? successNoContent() : serverErrorInternal());
} else {
return (resource.delete() ? successNoContent() : serverErrorInternal());
}
}
} else {
return clientErrorNotFound();
}
// }
}
@COPY
public Message copy(
@PathTranslated Path path, @Destination URI destinationUri, @Overwrite boolean overwrite)
throws IOException {
final Resource source = resolveResource(path);
final Resource destination = resolveResource(Path.fromString(destinationUri.getPath()));
if (destination.isLocked()) {
return clientErrorLocked();
}
if (source.exists()) {
if (source.isCollection()) { // source exists
if (destination.exists()) { // source exists and is a collection
if (destination.isCollection()) {
return (overwrite
? copyCollectionToCollection(source, destination, overwrite)
: clientErrorPreconditionFailed());
} else {
return (overwrite
? copyCollectionToResource(source, destination, overwrite)
: clientErrorPreconditionFailed());
}
} else {
return (destination.parent().exists()
? copyCollectionToCollection(source, destination, false)
: clientErrorPreconditionFailed());
}
} else {
if (destination.exists()) { // source exists
if (destination.isCollection()) { // source exists,
return (overwrite
? copyResourceToCollection(source, destination, overwrite)
: clientErrorPreconditionFailed());
} else {
return (overwrite
? copyResourceToResource(source, destination, overwrite)
: clientErrorPreconditionFailed());
}
} else {
if (destination.parent().exists()) {
return (overwrite
? clientErrorPreconditionFailed()
: copyResourceToCollection(source, destination, overwrite));
} else {
return clientErrorConflict();
}
}
}
} else {
return clientErrorNotFound();
}
}
private Message moveCollectionToCollection(
final Resource source, final Resource destination, final boolean overwrite)
throws IOException {
source.moveTo(destination);
return successNoContent();
}
private Message copyResourceToResource(
final Resource source, final Resource destination, final boolean overwrite)
throws IOException {
source.copyTo(destination);
return successNoContent();
}