@Override
public FilterDirector handleRequest(
HttpServletRequest httpRequest, ReadableHttpServletResponse httpResponse) {
MutableHttpServletRequest request = MutableHttpServletRequest.wrap(httpRequest);
MutableHttpServletResponse response =
MutableHttpServletResponse.wrap(httpRequest, httpResponse);
FilterDirector filterDirector = new FilterDirectorImpl();
MediaType contentType = getContentType(request.getHeaderValue("content-type"));
List<MediaType> acceptValues =
getAcceptValues(request.getPreferredHeaders("Accept", DEFAULT_TYPE));
List<XmlChainPool> pools =
getHandlerChainPool(request.getMethod(), contentType, acceptValues, "", requestProcessors);
if (pools.isEmpty()) {
filterDirector.setFilterAction(FilterAction.PROCESS_RESPONSE);
return filterDirector;
}
try {
ServletInputStream in = request.getInputStream();
TranslationResult result = null;
for (XmlChainPool pool : pools) {
final ByteBuffer internalBuffer = new CyclicByteBuffer(DEFAULT_BUFFER_SIZE, true);
result =
pool.executePool(
new TranslationPreProcessor(in, contentType, true).getBodyStream(),
new ByteBufferServletOutputStream(internalBuffer),
getInputParameters(TranslationType.REQUEST, request, response, result));
if (result.isSuccess()) {
in = new ByteBufferInputStream(internalBuffer);
request.setInputStream(in);
result.applyResults(filterDirector);
if (StringUtilities.isNotBlank(pool.getResultContentType())) {
filterDirector
.requestHeaderManager()
.putHeader("content-type", pool.getResultContentType());
contentType = getContentType(pool.getResultContentType());
}
filterDirector.setFilterAction(FilterAction.PROCESS_RESPONSE);
} else {
filterDirector.setResponseStatus(HttpStatusCode.BAD_REQUEST);
filterDirector.setFilterAction(FilterAction.RETURN);
break;
}
}
} catch (IOException ex) {
LOG.error("Error executing request transformer chain", ex);
filterDirector.setResponseStatus(HttpStatusCode.INTERNAL_SERVER_ERROR);
filterDirector.setFilterAction(FilterAction.RETURN);
}
return filterDirector;
}
