### [Java工具-端口检测](https://www.isearch.life/article/402)

**Published:** 2026-03-02T08:59:05

**Author:** tearell

**Excerpt:** /*** * 检查主机端口是否被使用 * @param host IP/域名/Host * @param port 端口 * @return 是否被使用 */ public static boolean checkPort(String h

```java
/***
 * 检查主机端口是否被使用
 * @param host IP/域名/Host
 * @param port 端口
 * @return 是否被使用
 */
public static boolean checkPort(String host, int port) {
    boolean flag = false;
    InetAddress address = null;
    try {
        address = InetAddress.getByName(host);
    } catch (UnknownHostException e) {
        throw new RuntimeException(e);
    }
    try (Socket socket = new Socket(address, port)) {
        flag = true;
    } catch (IOException ignore) {
    }
    return flag;
}
```

**Tags:** 知识, 软件开发

**Categories:** 精选

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