/*
* Creates the URL based on the configured host, port, and services context root path.
*/
private UriBuilder generateEndpointUrl(String path, UriBuilder uriBuilder)
throws UnknownHostException {
UriBuilder builder = uriBuilder;
if (host != null && port != null && servicesContextRoot != null) {
builder = builder.host(host);
try {
int portInt = Integer.parseInt(port);
builder = builder.port(portInt);
} catch (NumberFormatException nfe) {
LOGGER.debug(
"Cannot convert the current DDF port: {} to an integer."
+ " Defaulting to port in invocation.",
port);
throw new UnknownHostException("Unable to determine port DDF is using.");
}
builder = builder.replacePath(path);
} else {
LOGGER.debug("DDF Port is null, unable to determine host DDF is running on.");
throw new UnknownHostException("Unable to determine port DDF is using.");
}
return builder;
}
/**
* Extracts an UriBuilder for the current request, taking into account the possibility of
* header-based URI override.
*
* @param uriInfo
* @param httpHeaders
* @return
* @throws URISyntaxException
*/
public static UriBuilder getUriBuilder(final UriInfo uriInfo, final HttpHeaders httpHeaders)
throws URISyntaxException {
final UriBuilder uriBuilder = uriInfo.getBaseUriBuilder();
final List<String> hosts = httpHeaders.getRequestHeader(HttpHeaders.HOST);
if ((hosts != null) && (!hosts.isEmpty())) {
final String host = hosts.get(0);
uriBuilder.host(StringUtils.substringBefore(host, ":"));
final String port = StringUtils.substringAfter(host, ":");
if (StringUtils.isNotBlank(port)) {
uriBuilder.port(Integer.valueOf(port));
}
}
final String protocol = getSingleHeader(httpHeaders, Constants.FORWARDED_PROTOCOL_HTTP_HEADER);
if (StringUtils.isNotBlank(protocol)) {
uriBuilder.scheme(protocol);
}
return uriBuilder;
}