@Override
public void respondContent(
Resource resource, Response response, Request request, Map<String, String> params)
throws NotAuthorizedException, BadRequestException, NotFoundException {
log.debug("respondContent: " + resource.getClass());
Auth auth = request.getAuthorization();
setRespondContentCommonHeaders(response, resource, auth);
if (resource instanceof GetableResource) {
GetableResource gr = (GetableResource) resource;
String acc = request.getAcceptHeader();
String ct = gr.getContentType(acc);
if (ct != null) {
ct = pickBestContentType(ct);
response.setContentTypeHeader(ct);
}
cacheControlHelper.setCacheControl(gr, response, request.getAuthorization());
Long contentLength = gr.getContentLength();
Boolean doBuffering = null;
if (resource instanceof BufferingControlResource) {
BufferingControlResource bcr = (BufferingControlResource) resource;
doBuffering = bcr.isBufferingRequired();
}
if (doBuffering == null) {
if (buffering == null || buffering == BUFFERING.whenNeeded) {
doBuffering =
(contentLength
== null); // if no content length then we buffer content to find content length
} else {
doBuffering =
(buffering
== BUFFERING
.always); // if not null or whenNeeded then buffering is explicitly enabled or
// disabled
}
}
if (!doBuffering) {
log.trace("sending content with known content length: " + contentLength);
if (contentLength != null) {
response.setContentLengthHeader(contentLength);
}
response.setEntity(new GetableResourceEntity(gr, params, ct));
} else {
BufferingGetableResourceEntity e =
new BufferingGetableResourceEntity(gr, params, ct, contentLength, getMaxMemorySize());
response.setEntity(e);
}
}
}
protected void respondWithToken(LockToken tok, Request request, Response response) {
response.setStatus(Status.SC_OK);
ByteArrayOutputStream out = new ByteArrayOutputStream();
XmlWriter writer = new XmlWriter(out);
writer.writeXMLHeader();
String d = WebDavProtocol.DAV_PREFIX;
writer.open(d + ":prop xmlns:" + d + "=\"DAV:\"");
writer.newLine();
writer.open(d + ":lockdiscovery");
writer.newLine();
writer.open(d + ":activelock");
writer.newLine();
lockWriterHelper.appendType(writer, tok.info.type);
lockWriterHelper.appendScope(writer, tok.info.scope);
lockWriterHelper.appendDepth(writer, tok.info.depth);
lockWriterHelper.appendOwner(writer, tok.info.lockedByUser);
lockWriterHelper.appendTimeout(writer, tok.timeout.getSeconds());
lockWriterHelper.appendTokenId(writer, tok.tokenId);
String url = PropFindPropertyBuilder.fixUrlForWindows(request.getAbsoluteUrl());
lockWriterHelper.appendRoot(writer, url);
writer.close(d + ":activelock");
writer.close(d + ":lockdiscovery");
writer.close(d + ":prop");
writer.flush();
LogUtils.debug(log, "lock response: ", out);
response.setEntity(new ByteArrayEntity(out.toByteArray()));
// response.close();
}
@Override
public void processExistingResource(
HttpManager manager, Request request, Response response, Resource resource)
throws NotAuthorizedException, BadRequestException, ConflictException {
try {
org.jdom.input.SAXBuilder builder = new org.jdom.input.SAXBuilder();
// Prevent possibily of malicious clients using remote the parser to load remote resources
builder.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
org.jdom.Document doc = builder.build(request.getInputStream());
String reportName = doc.getRootElement().getName();
Report r = reports.get(reportName);
if (r == null) {
log.error("report not known: " + reportName);
throw new BadRequestException(resource);
} else {
log.info("process report: " + reportName + " with : " + r.getClass());
String xml = r.process(request.getHostHeader(), request.getAbsolutePath(), resource, doc);
if (log.isTraceEnabled()) {
log.trace("Report XML:\n" + xml);
}
response.setStatus(Response.Status.SC_MULTI_STATUS);
response.setContentTypeHeader("text/xml");
response.setEntity(new ByteArrayEntity(xml.getBytes("UTF-8")));
}
} catch (JDOMException ex) {
java.util.logging.Logger.getLogger(ReportHandler.class.getName()).log(Level.SEVERE, null, ex);
} catch (ReadingException ex) {
throw new RuntimeException(ex);
} catch (WritingException ex) {
throw new RuntimeException(ex);
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
@Override
public void respondPartialContent(
GetableResource resource,
Response response,
Request request,
Map<String, String> params,
Range range)
throws NotAuthorizedException, BadRequestException, NotFoundException {
log.debug("respondPartialContent: " + range.getStart() + " - " + range.getFinish());
response.setStatus(Response.Status.SC_PARTIAL_CONTENT);
long st = range.getStart() == null ? 0 : range.getStart();
long fn;
Long cl = resource.getContentLength();
if (range.getFinish() == null) {
if (cl != null) {
fn = cl.longValue() - 1; // position is one less then length
} else {
log.warn(
"Couldnt calculate range end position because the resource is not reporting a content length, and no end position was requested by the client: "
+ resource.getName()
+ " - "
+ resource.getClass());
fn = -1;
}
} else {
fn = range.getFinish();
}
response.setContentRangeHeader(st, fn, cl);
long contentLength = fn - st + 1;
response.setContentLengthHeader(contentLength);
response.setDateHeader(new Date());
String etag = eTagGenerator.generateEtag(resource);
if (etag != null) {
response.setEtag(etag);
}
String acc = request.getAcceptHeader();
String ct = resource.getContentType(acc);
if (ct != null) {
response.setContentTypeHeader(ct);
}
response.setEntity(new GetableResourceEntity(resource, range, params, ct));
}