URLConnection

URLConnection是一个抽象类，而HttpURLConnection是URLConnection的一个子类。\[1\]在Java中，我们可以通过URL.openConnection()方法来获取一个HttpURLConnection的实例。\[2\]HttpURLConnection是用于进行HTTP连接的类，它提供了一些特定于HTTP协议的方法和属性，例如请求方法、响应码等。\[5.1\]通过HttpURLConnection，我们可以发送HTTP请求并获取服务器的响应。\[3\]所以，引入HttpURLConnection是为了更方便地进行HTTP连接和通信。
#### 引用[.reference_title]
- *1* *2* [URLConnection-URL连接](https://blog.csdn.net/PacosonSWJTU/article/details/121171229)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v4^insert_chatgpt"}} ] [.reference_item]
- *3* [URLConnection类详解](https://blog.csdn.net/weixin_30487317/article/details/99908981)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v4^insert_chatgpt"}} ] [.reference_item]
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