@param array $parameters

@return string
162170
public function resolveNodeType(array $parameters)
    {
        $values = $this->getProviderParameters($parameters);
        $type   = key($values);

        return $type;
    }
1060167
private function extractMessageClass(array $parameters): string
    {
        if (0 === \count($parameters))
        {
            throw InvalidHandlerArguments::emptyArguments();
        }

        /** @var \ReflectionParameter $firstArgument */
        $firstArgument = $parameters[0];

        if (null !== $firstArgument->getType())
        {
            /** @var \ReflectionType $type */
            $type = $firstArgument->getType();

            /** @psalm-var class-string $className */
            $className = $type->getName();

            /** @psalm-suppress RedundantConditionGivenDocblockType */
            if (true === \class_exists($className))
            {
                return $className;
            }
        }

        throw InvalidHandlerArguments::invalidFirstArgument();
    }
1003868
protected function parseParameters($parameters)
    {
        if (isset($parameters[0])) {
            $params = json_decode($parameters[0], true);
            if ($params) {
                return $params;
            }
        }

        // If json couldn't be encoded return string as it was
        return $parameters;
    }
406921
protected function _toQuerystring($parameters) {
		$out = '';
		$keys = array_keys($parameters);
		$count = count($parameters);
		for ($i = 0; $i < $count; $i++) {
			$out .= $keys[$i] . '=' . $parameters[$keys[$i]];
			if ($i < $count - 1) {
				$out .= '&';
			}
		}
		return $out;
	}
245200
public function getPath(array $parameters)
    {
        foreach ($parameters as $parameterName => $parameterValue) {
            $parameterMethod = 'set' . ucfirst($parameterName);

            $this->$parameterMethod($parameterValue);
        }

        return $this->buildPath();
    }
518630
public function render(array $parameters = []): string
    {
        return $this->twig->render($this->template, $parameters + $this->parameters);
    }
1352498
public static function getTypes(array $parameters)
    {
        $types = [];
        foreach ($parameters as $parameter) {
            $types[] = PDOAbstract::getType($parameter);
        }
        return $types;
    }
290927
private function createRequestBody(array $parameters): array
    {
        $resources = [];
        foreach ($parameters as $key => $values) {
            if (!is_array($values)) {
                $values = [$values];
            }
            foreach ($values as $value) {
                $resources[] = [
                    'name' => $key,
                    'content' => $value,
                ];
            }
        }

        return $resources;
    }
536227
private function parametersToData(array $parameters)
    {
        $data = array();

        foreach ($parameters as $parameter) {
            $data[$parameter->getName()] = $this->parameterToData($parameter);
        }

        return (object) $data;
    }
89144
public function formatUrl(array $parameters = []): string
    {
        $values = [];

        foreach ($this->parameterNames as $name) {
            if (!isset($parameters[$name])) {
                throw new \InvalidArgumentException("Missing route parameter '$name'");
            }

            $values[] = rawurlencode($parameters[$name]);
            unset($parameters[$name]);
        }

        if (!empty($parameters)) {
            throw new \InvalidArgumentException(
                'Unexpected route parameters: ' . implode(', ', array_keys($parameters))
            );
        }

        return vsprintf($this->format, $values);
    }
1077820
private static function lti_extract_parameters($parameters) {

        $params = array();
        foreach ($parameters as $parameter) {
            if (isset($parameter->variable)) {
                $value = '$' . $parameter->variable;
            } else {
                $value = $parameter->fixed;
                if (strlen($value) > 0) {
                    $first = substr($value, 0, 1);
                    if (($first == '$') || ($first == '\\')) {
                        $value = '\\' . $value;
                    }
                }
            }
            $params[] = "{$parameter->name}={$value}";
        }

        return implode("\n", $params);

    }
408381
public static function getCanonicalQueryString(array $parameters)
    {
        //没有参数，直接返回空串
        if (count($parameters) == 0) {
            return '';
        }

        $parameterStrings = array();
        foreach ($parameters as $k => $v) {
            //跳过Authorization字段
            if (strcasecmp('Authorization', $k) == 0) {
                continue;
            }
            if (!isset($k)) {
                throw new \InvalidArgumentException(
                    "parameter key should not be null"
                );
            }
            if (isset($v)) {
                //对于有值的，编码后放在=号两边
                $parameterStrings[] = AipHttpUtil::urlEncode($k)
                    . '=' . AipHttpUtil::urlEncode((string) $v);
            } else {
                //对于没有值的，只将key编码后放在=号的左边，右边留空
                $parameterStrings[] = AipHttpUtil::urlEncode($k) . '=';
            }
        }
        //按照字典序排序
        sort($parameterStrings);

        //使用'&'符号连接它们
        return implode('&', $parameterStrings);
    }
1078218
public function formatParameters($parameters)
    {
        $parameters = Arr::wrap($parameters);

        foreach ($parameters as $key => $parameter) {
            if ($parameter instanceof UrlRoutable) {
                $parameters[$key] = $parameter->getRouteKey();
            }
        }

        return $parameters;
    }
112185
protected function sign(array $parameters)
    {
        //turn into string and add the secret key to the end
        $signatureString = '';

        foreach ($parameters as $key => $value) {
            $signatureString .= $key . '=' . $value;
        }

        $signatureString .= $this->secret;

        return sha1($signatureString);
    }
616600
public function getProviderParameters(array $parameters)
    {
        if (isset($parameters['type'])) {
            unset($parameters['type']);
        }

        if (isset($parameters['aliases'])) {
            unset($parameters['aliases']);
        }

        if (isset($parameters['namespace'])) {
            unset($parameters['namespace']);
        }

        return $parameters;
    }
1353400
protected function summary(array $parameters = [])
    {
        ksort($parameters);
        $summary = '';
        foreach ($parameters as $value) {
            $summary .= $value;
        }
        $summary .= $this->config('private_key');

        return md5($summary);
    }
689033
public function toUri(array $parameters = [])   
    {
        
        $pattern = $this->getPattern();

        $wildcardsRegexes = $this->wildcardsToRegexGroups(
            $matches = $this->getPatternWildcards()
        );

        $parameters = array_slice($parameters, 0, count($wildcardsRegexes));
        
        $this->validateParametersByWildcards($matches, $parameters);

        $uri = preg_replace($wildcardsRegexes, $parameters, $pattern, 1);

        return '/' . rtrim($uri, '/');

    }