/**
* Extracts the response from the method as a InputStream.
*
* @param method the method that was executed
* @return the response either as a stream, or as a deserialized java object
* @throws IOException can be thrown
*/
protected static Object extractResponseBody(HttpMethod method, Exchange exchange)
throws IOException, ClassNotFoundException {
InputStream is = method.getResponseBodyAsStream();
if (is == null) {
return null;
}
Header header = method.getResponseHeader(Exchange.CONTENT_ENCODING);
String contentEncoding = header != null ? header.getValue() : null;
if (!exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) {
is = GZIPHelper.uncompressGzip(contentEncoding, is);
}
// Honor the character encoding
String contentType = null;
header = method.getResponseHeader("content-type");
if (header != null) {
contentType = header.getValue();
// find the charset and set it to the Exchange
HttpHelper.setCharsetFromContentType(contentType, exchange);
}
InputStream response = doExtractResponseBodyAsStream(is, exchange);
// if content type is a serialized java object then de-serialize it back to a Java object
if (contentType != null
&& contentType.equals(HttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT)) {
return HttpHelper.deserializeJavaObjectFromStream(response);
} else {
return response;
}
}
@Converter
public static InputStream toInputStream(HttpServletRequest request, Exchange exchange)
throws IOException {
if (request == null) {
return null;
}
InputStream is = request.getInputStream();
if (is != null && is.available() <= 0) {
// there is no data, so we cannot uncompress etc.
return is;
}
if (exchange == null
|| !exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) {
String contentEncoding = request.getHeader(Exchange.CONTENT_ENCODING);
return GZIPHelper.uncompressGzip(contentEncoding, is);
} else {
return is;
}
}
