<?php

// 定义一个基础的Web服务接口类

class WebService {

public function getStudentInfo($studentID) {

// 假设这里有一个数据库连接

$db = new PDO('mysql:host=localhost;dbname=university', 'root', 'password');

$stmt = $db->prepare("SELECT * FROM students WHERE id = :id");

$stmt->execute(['id' => $studentID]);

return $stmt->fetch();

}

}

// 定义一个一站式网上服务大厅类

class OneStopService {

private $webService;

public function __construct(WebService $webService) {

$this->webService = $webService;

}

public function processRequest($request) {

$response = [];

foreach ($request as $item) {

$response[] = $this->webService->getStudentInfo($item);

}

return $response;

}

}

// 使用示例

$webService = new WebService();

$oneStopService = new OneStopService($webService);

$requests = [1, 2, 3];

$responses = $oneStopService->processRequest($requests);

print_r($responses);

?>