C++ URI类代码示例

std::istream* HTTPStreamFactory::open(const URI& uri)
{
	poco_assert (uri.getScheme() == "http");

	URI resolvedURI(uri);
	URI proxyUri;
	HTTPClientSession* pSession = 0;
	HTTPResponse res;
	bool retry = false;
	bool authorize = false;
	std::string username;
	std::string password;

	try
	{
		do
		{
			if (!pSession)
			{
				pSession = new HTTPClientSession(resolvedURI.getHost(), resolvedURI.getPort());
			
				if (proxyUri.empty())
					pSession->setProxy(_proxyHost, _proxyPort);
				else
					pSession->setProxy(proxyUri.getHost(), proxyUri.getPort());
				pSession->setProxyCredentials(_proxyUsername, _proxyPassword);
			}
						
			std::string path = resolvedURI.getPathAndQuery();
			if (path.empty()) path = "/";
			HTTPRequest req(HTTPRequest::HTTP_GET, path, HTTPMessage::HTTP_1_1);
			
			if (authorize)
			{
				HTTPCredentials::extractCredentials(uri, username, password);
				HTTPCredentials cred(username, password);
				cred.authenticate(req, res);
			}
			
			pSession->sendRequest(req);
			std::istream& rs = pSession->receiveResponse(res);
			bool moved = (res.getStatus() == HTTPResponse::HTTP_MOVED_PERMANENTLY || 
						  res.getStatus() == HTTPResponse::HTTP_FOUND || 
						  res.getStatus() == HTTPResponse::HTTP_SEE_OTHER ||
						  res.getStatus() == HTTPResponse::HTTP_TEMPORARY_REDIRECT);
			if (moved)
			{
				resolvedURI.resolve(res.get("Location"));
				if (!username.empty())
				{
					resolvedURI.setUserInfo(username + ":" + password);
				}
				throw URIRedirection(resolvedURI.toString());
			}
			else if (res.getStatus() == HTTPResponse::HTTP_OK)
			{
				return new HTTPResponseStream(rs, pSession);
			}
			else if (res.getStatus() == HTTPResponse::HTTP_USEPROXY && !retry)
			{
				// The requested resource MUST be accessed through the proxy 
				// given by the Location field. The Location field gives the 
				// URI of the proxy. The recipient is expected to repeat this 
				// single request via the proxy. 305 responses MUST only be generated by origin servers.
				// only use for one single request!
				proxyUri.resolve(res.get("Location"));
				delete pSession; pSession = 0;
				retry = true; // only allow useproxy once
			}
			else if (res.getStatus() == HTTPResponse::HTTP_UNAUTHORIZED && !authorize)
			{
				authorize = true;
				retry = true;
				Poco::NullOutputStream null;
				Poco::StreamCopier::copyStream(rs, null);
			}
			else throw HTTPException(res.getReason(), uri.toString());
		}
		while (retry);
		throw HTTPException("Too many redirects", uri.toString());
	}
	catch (...)
	{
		delete pSession;
		throw;
	}
}

void 
KML_Placemark::build( const Config& conf, KMLContext& cx )
{
    Style style;
    if ( conf.hasValue("styleurl") )
    {
        // process a "stylesheet" style
        const Style* ref_style = cx._sheet->getStyle( conf.value("styleurl"), false );
        if ( ref_style )
            style = *ref_style;
    }
    else if ( conf.hasChild("style") )
    {
        // process an "inline" style
        KML_Style kmlStyle;
        kmlStyle.scan( conf.child("style"), cx );
        style = cx._activeStyle;
    }

    // parse the geometry. the placemark must have geometry to be valid. The 
    // geometry parse may optionally specify an altitude mode as well.
    KML_Geometry geometry;
    geometry.build(conf, cx, style);

    // KML's default altitude mode is clampToGround.
    AltitudeMode altMode = ALTMODE_RELATIVE;

    AltitudeSymbol* altSym = style.get<AltitudeSymbol>();
    if ( !altSym )
    {
        altSym = style.getOrCreate<AltitudeSymbol>();
        altSym->clamping() = AltitudeSymbol::CLAMP_RELATIVE_TO_TERRAIN;
    }
    else if ( !altSym->clamping().isSetTo(AltitudeSymbol::CLAMP_RELATIVE_TO_TERRAIN) )
    {
        altMode = ALTMODE_ABSOLUTE;
    }
    
    if ( geometry._geom.valid() && geometry._geom->getTotalPointCount() > 0 )
    {
        Geometry* geom = geometry._geom.get();

        GeoPoint position(cx._srs.get(), geom->getBounds().center(), altMode);

        bool isPoly = geom->getComponentType() == Geometry::TYPE_POLYGON;
        bool isPoint = geom->getComponentType() == Geometry::TYPE_POINTSET;

        // read in the Marker if there is one.
        URI                      markerURI;
        osg::ref_ptr<osg::Image> markerImage;
        osg::ref_ptr<osg::Node>  markerModel;

        MarkerSymbol* marker = style.get<MarkerSymbol>();

        if ( marker && marker->url().isSet() )
        {
            if ( marker->isModel() == false )
            {
                markerImage = marker->getImage( *cx._options->iconMaxSize() );
            }
            else
            {
                markerURI = URI( marker->url()->eval(), marker->url()->uriContext() );
                markerModel = markerURI.getNode();

                // We can't leave the marker symbol in the style, or the GeometryCompiler will
                // think we want to do Point-model substitution. So remove it. A bit of a hack
                if ( marker )
                    style.removeSymbol(marker);
            }
        }

        std::string text = conf.hasValue("name") ? conf.value("name") : "";

        AnnotationNode* fNode = 0L;
        AnnotationNode* pNode = 0L;

        // place a 3D model:
        if ( markerModel.valid() )
        {
            LocalGeometryNode* lg = new LocalGeometryNode(cx._mapNode, markerModel.get(), style, false);
            lg->setPosition( position );
            if ( marker )
            {
                if ( marker->scale().isSet() )
                {
                    float scale = marker->scale()->eval();
                    lg->setScale( osg::Vec3f(scale,scale,scale) );
                }
                if ( marker->orientation().isSet() )
                {
                   // lg->setRotation( );
                }
            }

            fNode = lg;
            //Feature* feature = new Feature(geometry._geom.get(), cx._srs.get(), style);
            //fNode = new FeatureNode( cx._mapNode, feature, false );
        }

//.........这里部分代码省略.........

// This function will take a resolved URI and create a version of it that is relative to
// another existing URI.  The new URI is stored in the "originalURI"
bool URI::makeRelativeTo ( const URI& relativeToURI, bool ignoreCase)
{
    // Can only do this function if both URIs have the same scheme and authority
    if (mScheme != relativeToURI.mScheme  ||  mAuthority != relativeToURI.mAuthority)
        return false;

    // advance till we find a segment that doesn't match
    WideString thisPathWideSring = StringUtils::utf8String2WideString(getPath());
    WideString relativeToPathWideSring = StringUtils::utf8String2WideString(relativeToURI.getPath());
    const wchar_t *this_path        = thisPathWideSring.c_str();
    const wchar_t *relativeTo_path  = relativeToPathWideSring.c_str();
    const wchar_t *this_slash       = this_path;
    const wchar_t *relativeTo_slash = relativeTo_path;
    /*		const char *this_path        = getPath().c_str();
    		const char *relativeTo_path  = relativeToURI.getPath().c_str();
    		const char *this_slash       = this_path;
    		const char *relativeTo_slash = relativeTo_path;
    */
    while( *this_path )
    {

        if  ( ignoreCase )
        {
            wchar_t characters[3];
            characters[0] = *this_path;
            characters[1] = *relativeTo_path;
            characters[2] = 0;

            boost::to_lower(characters);

            if  ( characters[0] != characters[1] )
                break;
        }
        else
        {
            if (*this_path != *relativeTo_path)
                break;
        }

        if(*this_path == '/')
        {
            this_slash = this_path;
            relativeTo_slash = relativeTo_path;
        }
        this_path++;
        relativeTo_path++;
    }

    // Decide how many ../ segments are needed (Filepath should always end in a /)
    int segment_count = 0;
    relativeTo_slash++;
    while(*relativeTo_slash != 0)
    {
        if(*relativeTo_slash == '/')
            segment_count ++;
        relativeTo_slash++;
    }
    this_slash++;

    String newPath;
    if ( segment_count == 0 )
    {
        newPath = "./";
    }
    else
    {
        for (int i = 0; i < segment_count; i++)
            newPath += "../";
    }
    WideString thisSlashWideString(this_slash);
    newPath += StringUtils::wideString2utf8String(thisSlashWideString);

    set("", "", newPath, mQuery, mFragment, 0/*relativeToURI*/);
    return true;
}

bool OAuth2SessionLogin::handlePage(HTTP::WebContext &ctx, ostream &stream,
                                    const URI &uri) {
  HTTP::Connection &con = ctx.getConnection();
  HTTP::Request &request = con.getRequest();
  HTTP::Response &response = con.getResponse();

  ctx.setDynamic(); // Don't cache

  // Force secure
  if (!con.isSecure())
    THROWCS("Cannot logon via insecure port",
            HTTP::StatusCode::HTTP_UNAUTHORIZED);

  // Get session ID
  string sid = request.findCookie(sessionManager->getSessionCookie());
  if (sid.empty() && uri.has("state")) sid = uri.get("state");

  HTTP::SessionPtr session = sessionManager->findSession(ctx, sid);

  try {
    if (session.isNull() ||
        (uri.has("state") && uri.get("state") != session->getID()) ||
        (!uri.has("state") && session->getUser().empty())) {
      session = sessionManager->openSession(ctx);
      sid = session->getID();

      URI redirectURL = auth->getRedirectURL(uri.getPath(), sid);
      response.redirect(redirectURL);

    } else if (session->getUser().empty()) {
      // TODO Make sure session is not very old

      URI postURI = auth->getVerifyURL(uri, sid);
      LOG_DEBUG(5, "Token URI: " << postURI);

      // Extract query data
      string data = postURI.getQuery();
      postURI.setQuery("");

      // Verify authorization with OAuth2 server
      HTTP::Transaction tran(sslCtx);
      tran.post(postURI, data.data(), data.length(),
                "application/x-www-form-urlencoded", 1.0);

      // Read response
      tran.receiveHeader();
      JSON::ValuePtr token = JSON::Reader(tran).parse();

      LOG_DEBUG(5, "Token Response: \n" << tran.getResponse() << *token);

      // Verify token
      string accessToken = auth->verifyToken(token);

      // Get profile
      URI profileURL = auth->getProfileURL(accessToken);
      HTTP::Transaction tran2(sslCtx);
      tran2.get(profileURL);

      // Read response
      tran2.receiveHeader();
      JSON::ValuePtr profile = JSON::Reader(tran2).parse();

      // Process profile
      string email = profile->getString("email");
      if (!profile->getBoolean("email_verified"))
        THROWCS("Email not verified", HTTP::StatusCode::HTTP_UNAUTHORIZED);
      session->setUser(email);
      LOG_INFO(1, "Authorized: " << email);

      // Final redirect to remove auth parameters
      response.redirect(uri.getPath());

    } else return false; // Already authorized

    // Make sure session cookie is set
    sessionManager->setSessionCookie(ctx);

  } catch (...) {
    // Close session on error
    if (!sid.empty()) sessionManager->closeSession(ctx, sid);
    throw;
  }

  return true;
}

    /** override */
    Status initialize( const osgDB::Options* dbOptions )
    {
        osg::ref_ptr<const Profile> result;

        char sep = _options.url()->full().find_first_of('?') == std::string::npos? '?' : '&';

        URI capUrl = _options.capabilitiesUrl().value();
        if ( capUrl.empty() )
        {
            capUrl = URI(
                _options.url()->full() + 
                sep + 
                std::string("SERVICE=WMS") +
                std::string("&VERSION=") + _options.wmsVersion().value() +
                std::string("&REQUEST=GetCapabilities") );
        }

        //Try to read the WMS capabilities
        osg::ref_ptr<WMSCapabilities> capabilities = WMSCapabilitiesReader::read( capUrl.full(), dbOptions );
        if ( !capabilities.valid() )
        {
            return Status::Error( "Unable to read WMS GetCapabilities." );
        }
        else
        {
            OE_INFO << LC << "Got capabilities from " << capUrl.full() << std::endl;
        }

        if ( _formatToUse.empty() && capabilities.valid() )
        {
            _formatToUse = capabilities->suggestExtension();
            OE_INFO << LC << "No format specified, capabilities suggested extension " << _formatToUse << std::endl;
        }

        if ( _formatToUse.empty() )
            _formatToUse = "png";
       
        if ( _srsToUse.empty() )
            _srsToUse = "EPSG:4326";

        std::string wmsFormatToUse = _options.wmsFormat().value();

        //Initialize the WMS request prototype
        std::stringstream buf;

        // first the mandatory keys:
        buf
            << std::fixed << _options.url()->full() << sep
	    << "SERVICE=WMS"
            << "&VERSION=" << _options.wmsVersion().value()
            << "&REQUEST=GetMap"
            << "&LAYERS=" << _options.layers().value()
            << "&FORMAT=" << ( wmsFormatToUse.empty() ? std::string("image/") + _formatToUse : wmsFormatToUse )
            << "&STYLES=" << _options.style().value()
            << (_options.wmsVersion().value() == "1.3.0" ? "&CRS=" : "&SRS=") << _srsToUse            
            << "&WIDTH="<< _options.tileSize().value()
            << "&HEIGHT="<< _options.tileSize().value()
            << "&BBOX=%lf,%lf,%lf,%lf";

        // then the optional keys:
        if ( _options.transparent().isSet() )
            buf << "&TRANSPARENT=" << (_options.transparent() == true ? "TRUE" : "FALSE");
            

        _prototype = "";
        _prototype = buf.str();

        //OE_NOTICE << "Prototype " << _prototype << std::endl;

        osg::ref_ptr<SpatialReference> wms_srs = SpatialReference::create( _srsToUse );

        // check for spherical mercator:
        if ( wms_srs.valid() && wms_srs->isEquivalentTo( osgEarth::Registry::instance()->getGlobalMercatorProfile()->getSRS() ) )
        {
            result = osgEarth::Registry::instance()->getGlobalMercatorProfile();
        }
        else if (wms_srs.valid() && wms_srs->isEquivalentTo( osgEarth::Registry::instance()->getGlobalGeodeticProfile()->getSRS()))
        {
            result = osgEarth::Registry::instance()->getGlobalGeodeticProfile();
        }

        // Next, try to glean the extents from the layer list
        if ( capabilities.valid() )
        {
            //TODO: "layers" mights be a comma-separated list. need to loop through and
            //combine the extents?? yes
            WMSLayer* layer = capabilities->getLayerByName( _options.layers().value() );
            if ( layer )
            {
                double minx, miny, maxx, maxy;                
                minx = miny = maxx = maxy = 0;

                //Check to see if the profile is equivalent to global-geodetic
                if (wms_srs->isGeographic())
                {
                    //Try to get the lat lon extents if they are provided
                    layer->getLatLonExtents(minx, miny, maxx, maxy);

                    //If we still don't have any extents, just default to global geodetic.
//.........这里部分代码省略.........

    /** override */
    Status initialize( const osgDB::Options* dbOptions )
    {
        osg::ref_ptr<const Profile> result;

        char sep = _options.url()->full().find_first_of('?') == std::string::npos? '?' : '&';

        URI capUrl = _options.capabilitiesUrl().value();
        if ( capUrl.empty() )
        {
            capUrl = URI(
                _options.url()->full() + 
                sep + 
                std::string("SERVICE=WMS") +
                std::string("&VERSION=") + _options.wmsVersion().value() +
                std::string("&REQUEST=GetCapabilities") );
        }

        //Try to read the WMS capabilities
        osg::ref_ptr<WMSCapabilities> capabilities = WMSCapabilitiesReader::read( capUrl, dbOptions );
        if ( !capabilities.valid() )
        {
            return Status::Error( Status::ResourceUnavailable, "Unable to read WMS GetCapabilities." );
        }
        else
        {
            OE_INFO << LC << "Got capabilities from " << capUrl.full() << std::endl;
        }

        if ( _formatToUse.empty() && capabilities.valid() )
        {
            _formatToUse = capabilities->suggestExtension();
            OE_INFO << LC << "No format specified, capabilities suggested extension " << _formatToUse << std::endl;
        }

        if ( _formatToUse.empty() )
            _formatToUse = "png";
       
        if ( _srsToUse.empty() )
            _srsToUse = "EPSG:4326";

        std::string wmsFormatToUse = _options.wmsFormat().value();

        //Initialize the WMS request prototype
        std::stringstream buf;

        // first the mandatory keys:
        buf
            << std::fixed << _options.url()->full() << sep
	    << "SERVICE=WMS"
            << "&VERSION=" << _options.wmsVersion().value()
            << "&REQUEST=GetMap"
            << "&LAYERS=" << _options.layers().value()
            << "&FORMAT=" << ( wmsFormatToUse.empty() ? std::string("image/") + _formatToUse : wmsFormatToUse )
            << "&STYLES=" << _options.style().value()
            << (_options.wmsVersion().value() == "1.3.0" ? "&CRS=" : "&SRS=") << _srsToUse            
            << "&WIDTH="<< getPixelsPerTile()
            << "&HEIGHT=" << getPixelsPerTile()
            << "&BBOX=%lf,%lf,%lf,%lf";

        // then the optional keys:
        if ( _options.transparent().isSet() )
            buf << "&TRANSPARENT=" << (_options.transparent() == true ? "TRUE" : "FALSE");
            

        _prototype = "";
        _prototype = buf.str();

        //OE_NOTICE << "Prototype " << _prototype << std::endl;

        osg::ref_ptr<SpatialReference> wms_srs = SpatialReference::create( _srsToUse );

        // check for spherical mercator:
        if ( wms_srs.valid() && wms_srs->isEquivalentTo( osgEarth::Registry::instance()->getSphericalMercatorProfile()->getSRS() ) )
        {
            result = osgEarth::Registry::instance()->getSphericalMercatorProfile();
        }
        else if (wms_srs.valid() && wms_srs->isEquivalentTo( osgEarth::Registry::instance()->getGlobalGeodeticProfile()->getSRS()))
        {
            result = osgEarth::Registry::instance()->getGlobalGeodeticProfile();
        }

        // Next, try to glean the extents from the layer list
        if ( capabilities.valid() )
        {
            StringTokenizer tok(",");
            StringVector tized;
            tok.tokenize(_options.layers().value(), tized);

            for (StringVector::const_iterator itr = tized.begin(); itr != tized.end(); ++itr)
            {
                std::string layerName = *itr;
                WMSLayer* layer = capabilities->getLayerByName(layerName);
                if (layer)
                {
                    // Get the lat/lon extents
                    double minLon, minLat, maxLon, maxLat;
                    layer->getLatLonExtents(minLon, minLat, maxLon, maxLat);
                    GeoExtent wgs84Extent(SpatialReference::create("wgs84"), minLon, minLat, maxLon, maxLat);
                    getDataExtents().push_back(DataExtent(wgs84Extent, 0));
//.........这里部分代码省略.........

void
PlaceNode::init()
{
    Decluttering::setEnabled( this->getOrCreateStateSet(), true );

    //reset.
    //this->clearDecoration();
    getPositionAttitudeTransform()->removeChildren(0, getPositionAttitudeTransform()->getNumChildren());

    _geode = new osg::Geode();

    // ensure that (0,0,0) is the bounding sphere control/center point.
    // useful for things like horizon culling.
    _geode->setComputeBoundingSphereCallback(new ControlPointCallback());

    osg::Drawable* text = 0L;

    // If there's no explicit text, look to the text symbol for content.
    if ( _text.empty() && _style.has<TextSymbol>() )
    {
        _text = _style.get<TextSymbol>()->content()->eval();
    }

    osg::ref_ptr<const InstanceSymbol> instance = _style.get<InstanceSymbol>();

    // backwards compability, support for deprecated MarkerSymbol
    if ( !instance.valid() && _style.has<MarkerSymbol>() )
    {
        instance = _style.get<MarkerSymbol>()->convertToInstanceSymbol();
    }

    const IconSymbol* icon = instance->asIcon();

    if ( !_image.valid() )
    {
        URI imageURI;

        if ( icon )
        {
            if ( icon->url().isSet() )
            {
                imageURI = icon->url()->evalURI();
            }
            else if (icon->getImage())
            {
                _image = icon->getImage();
            }
        }

        if ( !imageURI.empty() )
        {
            _image = imageURI.getImage( _dbOptions.get() );
        }
    }

    osg::BoundingBox imageBox(0,0,0,0,0,0);

    // found an image; now format it:
    if ( _image.get() )
    {
        // Scale the icon if necessary
        double scale = 1.0;
        if ( icon && icon->scale().isSet() )
        {
            scale = icon->scale()->eval();
        }

        double s = scale * _image->s();
        double t = scale * _image->t();

        // this offset anchors the image at the bottom
        osg::Vec2s offset;
        if ( !icon || !icon->alignment().isSet() )
        {	
            // default to bottom center
            offset.set(0.0, t / 2.0);
        }
        else
        {	// default to bottom center
            switch (icon->alignment().value())
            {
            case IconSymbol::ALIGN_LEFT_TOP:
                offset.set((s / 2.0), -(t / 2.0));
                break;
            case IconSymbol::ALIGN_LEFT_CENTER:
                offset.set((s / 2.0), 0.0);
                break;
            case IconSymbol::ALIGN_LEFT_BOTTOM:
                offset.set((s / 2.0), (t / 2.0));
                break;
            case IconSymbol::ALIGN_CENTER_TOP:
                offset.set(0.0, -(t / 2.0));
                break;
            case IconSymbol::ALIGN_CENTER_CENTER:
                offset.set(0.0, 0.0);
                break;
            case IconSymbol::ALIGN_CENTER_BOTTOM:
            default:
                offset.set(0.0, (t / 2.0));
                break;
//.........这里部分代码省略.........

void CookieJar::cookiesForRequest(
    const URI &request,
    std::string &headers,
    time_t now)
{
  loadDomainCookies(request.server());
  loadDomainCookies(topLevel(request.server()));
  // printf("cookiesForRequest: %s \n",request.asString().c_str());
  string domain(request.server());
  // find a cookie in the jar that corresponds to the requested domain...
  string tmp("Cookie: ");
  bool needSep(false);
  const static string sep("; ");
  bool haveExpired(false);
  std::vector<Cookie *>::const_iterator it(m_cookies.begin());
  for (; it != m_cookies.end(); ++it)
  {
    Cookie *c(*it);
    if (c->name() == DOMAIN_STR)
      continue;
    if (c->matchesDomain(domain)) {
      if (c->expired(now)) {
        haveExpired = true;
        continue;
      }

      if (not c->path().empty())
      {
        // check to see if the requested path is a sub dir of path
        string value = c->path();
        string file = request.fileName();
        size_t pos = file.find(value);
        if (pos != 0)
        {
          continue;
        }
      }
      // do not send secure cookies to unsecure domains
      if (c->secure() and request.protocol() != URI::HTTPS_PROTOCOL)
      {
        continue;
      }

      if (needSep)
      {
        tmp += sep;
      }
      string value(c->value());
      bool needQuotes = value.find_first_of(" ")!=string::npos;
      tmp += c->name();
      tmp += "=";
      if (needQuotes) {
        tmp += "\"";
      }
      tmp += c->value();
      if (needQuotes) {
        tmp += "\"";
      }
      needSep = true;
    }
  }
  if (needSep) {
    tmp += "\r\n";
    headers = tmp;
  }
  if (haveExpired) {
    gcExpiredCookies(now);
  }
}

bool VFSFile::readStats( const URI& uri, FileStat &s )
{
   return Sys::fal_stats( uri.path(), s );
}

void SearchRequest::AddQueryStringParameters(URI& uri) const
{
    Aws::StringStream ss;
    if(m_cursorHasBeenSet)
    {
      ss << m_cursor;
      uri.AddQueryStringParameter("cursor", ss.str());
      ss.str("");
    }

    if(m_exprHasBeenSet)
    {
      ss << m_expr;
      uri.AddQueryStringParameter("expr", ss.str());
      ss.str("");
    }

    if(m_facetHasBeenSet)
    {
      ss << m_facet;
      uri.AddQueryStringParameter("facet", ss.str());
      ss.str("");
    }

    if(m_filterQueryHasBeenSet)
    {
      ss << m_filterQuery;
      uri.AddQueryStringParameter("fq", ss.str());
      ss.str("");
    }

    if(m_highlightHasBeenSet)
    {
      ss << m_highlight;
      uri.AddQueryStringParameter("highlight", ss.str());
      ss.str("");
    }

    if(m_partialHasBeenSet)
    {
      ss << m_partial;
      uri.AddQueryStringParameter("partial", ss.str());
      ss.str("");
    }

    if(m_queryHasBeenSet)
    {
      ss << m_query;
      uri.AddQueryStringParameter("q", ss.str());
      ss.str("");
    }

    if(m_queryOptionsHasBeenSet)
    {
      ss << m_queryOptions;
      uri.AddQueryStringParameter("q.options", ss.str());
      ss.str("");
    }

    if(m_queryParserHasBeenSet)
    {
      ss << QueryParserMapper::GetNameForQueryParser(m_queryParser);
      uri.AddQueryStringParameter("q.parser", ss.str());
      ss.str("");
    }

    if(m_returnHasBeenSet)
    {
      ss << m_return;
      uri.AddQueryStringParameter("return", ss.str());
      ss.str("");
    }

    if(m_sizeHasBeenSet)
    {
      ss << m_size;
      uri.AddQueryStringParameter("size", ss.str());
      ss.str("");
    }

    if(m_sortHasBeenSet)
    {
      ss << m_sort;
      uri.AddQueryStringParameter("sort", ss.str());
      ss.str("");
    }

    if(m_startHasBeenSet)
    {
      ss << m_start;
      uri.AddQueryStringParameter("start", ss.str());
      ss.str("");
    }

    if(m_statsHasBeenSet)
    {
      ss << m_stats;
      uri.AddQueryStringParameter("stats", ss.str());
      ss.str("");
    }
//.........这里部分代码省略.........

///Extract the hostname, port and attributes
void URIPrivate::parseHostname()
{
   if (!m_Parsed)
      parse();

   const QByteArray extHn = q_ptr->hostname().toLatin1();
   int length(extHn.size()), start(0);
   bool inAttributes = false;

   URI::Section section = URI::Section::HOSTNAME;

   // in case no port, attributes, etc are provided
   m_Hostname2 = q_ptr->hostname();

   for (int i = 0; i < length; i++) {
      const char c = extHn[i];
      switch (c) {
         case ':': //Begin port
            switch(section) {
               case URI::Section::HOSTNAME:
                  m_Hostname2 = extHn.mid(start,i);
                  start = i;
                  section = URI::Section::PORT;
                  break;
               case URI::Section::USER_INFO:
               case URI::Section::CHEVRONS :
               case URI::Section::SCHEME   :
               case URI::Section::TRANSPORT:
               case URI::Section::TAG      :
               case URI::Section::PORT     :
                  break;
            }
            break;
         case ';': //Begin attributes

            if (inAttributes) {
               parseAttribute(extHn, start, i);
            }
            else {
               switch(section) {
                  case URI::Section::HOSTNAME:
                     m_Hostname2 = extHn.mid(start+1,i-start);
                     break;
                  case URI::Section::PORT:
                     m_Port = extHn.mid(start+1,i-start-1).toInt();
                     break;
                  case URI::Section::USER_INFO:
                  case URI::Section::CHEVRONS :
                  case URI::Section::SCHEME   :
                  case URI::Section::TRANSPORT:
                  case URI::Section::TAG      :
                     break;
               }
               inAttributes = true;
            }

            start = i;
            break;
         case '#': //Begin fragments
            //TODO handle fragments to comply to the RFC
            break;
         default:
            break;
      }
   }

   ///Get the remaining attribute
   parseAttribute(extHn, start, length-1);

   m_IsHNParsed = true;
}

Circuit::Circuit( const URI& source )
  : _impl( newImpl( brion::BlueConfig( source.getPath( ))))
{
}

bool operator == (const URI& lhs, const URI& rhs) noexcept {
  return icase_equal(lhs.scheme(), rhs.scheme())
         and (lhs.userinfo() == rhs.userinfo())
         and icase_equal(lhs.host(), rhs.host())
         and lhs.port() == rhs.port()
         and lhs.path() == rhs.path()
         and lhs.query() == rhs.query()
         and lhs.fragment() == rhs.fragment();
}

bool operator < (const URI& lhs, const URI& rhs) noexcept {
  return lhs.to_string() < rhs.to_string();
}

 URIBuilderImpl(const URI& uri) { 
     uri_stream.fill('0');
     uri_stream << uri.toString();
 }