C++ params_t::end方法代码示例

// for each key/value in params_one, set params_two[key] = value
void merge_params(params_t& params_one, params_t& params_two) {
    map<string,string>::iterator iter;
    for(iter = params_one.begin(); iter != params_one.end(); iter++) {
        string param_key(iter->first);
        params_two[param_key] = params_one[param_key];
    }
};

    void
    execute(xmlrpc_c::paramList const& paramList,
            xmlrpc_c::value *   const  retvalP) {
#ifdef WITH_DLIB
        const params_t params = paramList.getStruct(0);
        params_t::const_iterator si = params.find("model_name");
        if (si == params.end()) {
            throw xmlrpc_c::fault(
                "Missing name of model to be optimized (e.g. PhraseDictionaryMultiModelCounts0)",
                xmlrpc_c::fault::CODE_PARSE);
        }
        const string model_name = xmlrpc_c::value_string(si->second);
        PhraseDictionaryMultiModel* pdmm = (PhraseDictionaryMultiModel*) FindPhraseDictionary(model_name);

        si = params.find("phrase_pairs");
        if (si == params.end()) {
            throw xmlrpc_c::fault(
                "Missing list of phrase pairs",
                xmlrpc_c::fault::CODE_PARSE);
        }

        vector<pair<string, string> > phrase_pairs;

        xmlrpc_c::value_array phrase_pairs_array = xmlrpc_c::value_array(si->second);
        vector<xmlrpc_c::value> phrasePairValueVector(phrase_pairs_array.vectorValueValue());
        for (size_t i=0; i < phrasePairValueVector.size(); i++) {
            xmlrpc_c::value_array phrasePairArray = xmlrpc_c::value_array(phrasePairValueVector[i]);
            vector<xmlrpc_c::value> phrasePair(phrasePairArray.vectorValueValue());
            string L1 = xmlrpc_c::value_string(phrasePair[0]);
            string L2 = xmlrpc_c::value_string(phrasePair[1]);
            phrase_pairs.push_back(make_pair(L1,L2));
        }

        vector<float> weight_vector;
        weight_vector = pdmm->MinimizePerplexity(phrase_pairs);

        vector<xmlrpc_c::value> weight_vector_ret;
        for (size_t i=0; i < weight_vector.size(); i++) {
            weight_vector_ret.push_back(xmlrpc_c::value_double(weight_vector[i]));
        }
        *retvalP = xmlrpc_c::value_array(weight_vector_ret);
#else
        string errmsg = "Error: Perplexity minimization requires dlib (compilation option --with-dlib)";
        cerr << errmsg << endl;
        *retvalP = xmlrpc_c::value_string(errmsg);
#endif
    }

 void breakOutParams(const params_t& params) {
     params_t::const_iterator si = params.find("source");
     if(si == params.end())
         throw xmlrpc_c::fault("Missing source sentence", xmlrpc_c::fault::CODE_PARSE);
     source_ = xmlrpc_c::value_string(si->second);
     cerr << "source = " << source_ << endl;
     si = params.find("target");
     if(si == params.end())
         throw xmlrpc_c::fault("Missing target sentence", xmlrpc_c::fault::CODE_PARSE);
     target_ = xmlrpc_c::value_string(si->second);
     cerr << "target = " << target_ << endl;
     si = params.find("alignment");
     if(si == params.end())
         throw xmlrpc_c::fault("Missing alignment", xmlrpc_c::fault::CODE_PARSE);
     alignment_ = xmlrpc_c::value_string(si->second);
     cerr << "alignment = " << alignment_ << endl;
     si = params.find("bounded");
     bounded_ = (si != params.end());
     si = params.find("updateORLM");
     add2ORLM_ = (si != params.end());
 }

void get_extension_params(params_t& extparams, params_t& params) {
    map<string,string>::iterator iter;
    extparams.reset_fields();
    for(iter = params.begin(); iter != params.end(); iter++) {
        string param_key(iter->first);
        vector<string> parts = explode(param_key, ".");
        // if there is more than one "." in the param name then we're
        // dealing with an extension parameter
        if(parts.size() > 2)
            extparams[param_key] = params[param_key];
    }
};

void remove_openid_vars(params_t& params) {
    map<string,string>::iterator iter, iter_next;
    for(iter = params.begin(); iter != params.end(); ) {
        iter_next = iter;
        ++iter_next;
        string param_key(iter->first);
        // if starts with openid. or modauthopenid. (for the nonce) or openid_identifier (the login) remove it
        if((param_key.substr(0, 7) == "openid." || param_key.substr(0, 14) == "modauthopenid." || param_key == "openid_identifier")) {
            params.erase(iter); // invalidates iter, but its successor iter_next is still valid
        }
        iter = iter_next;
    }
};

  void remove_openid_vars(params_t& params) {
    map<string,string>::iterator iter;
    for(iter = params.begin(); iter != params.end(); iter++) {
      string param_key(iter->first);
      // if starts with openid. or modauthopenid. (for the nonce) or openid_identifier (the login) remove it
      if((param_key.substr(0, 7) == "openid." || param_key.substr(0, 14) == "modauthopenid." || param_key == "openid_identifier")) {
        params.erase(param_key);
        // stupid map iterator screws up if we just continue the iteration... 
	// so recursion to the rescue - we'll delete them one at a time    
	remove_openid_vars(params);
        return;
      }
    }
  };