/**
 * Reboot Instances Action Sample
 * The RebootInstances operation requests a reboot of one or more instances. This
 * operation is asynchronous; it only queues a request to reboot the specified
 * instance(s). The operation will succeed if the instances are valid and belong
 * to the user. Requests to reboot terminated instances are ignored.
 *   
 * @param Amazon_EC2_Interface $service instance of Amazon_EC2_Interface
 * @param mixed $request Amazon_EC2_Model_RebootInstances or array of parameters
 */
function invokeRebootInstances(Amazon_EC2_Interface $service, $request)
{
    try {
        $response = $service->rebootInstances($request);
        echo "Service Response\n";
        echo "=============================================================================\n";
        echo "        RebootInstancesResponse\n";
        if ($response->isSetResponseMetadata()) {
            echo "            ResponseMetadata\n";
            $responseMetadata = $response->getResponseMetadata();
            if ($responseMetadata->isSetRequestId()) {
                echo "                RequestId\n";
                echo "                    " . $responseMetadata->getRequestId() . "\n";
            }
        }
    } catch (Amazon_EC2_Exception $ex) {
        echo "Caught Exception: " . $ex->getMessage() . "\n";
        echo "Response Status Code: " . $ex->getStatusCode() . "\n";
        echo "Error Code: " . $ex->getErrorCode() . "\n";
        echo "Error Type: " . $ex->getErrorType() . "\n";
        echo "Request ID: " . $ex->getRequestId() . "\n";
        echo "XML: " . $ex->getXML() . "\n";
    }
}