本文主要向大家介绍了Java语言通过URL读取网页数据并保存到本地文件(代码实例),通过具体的内容向大家展示,希望对大家学习JAVA语言有所帮助。
Java通过URL读取网页数据并保存到本地文件(代码实例)
import java.io.*;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
public class URLFile {
public static void main(String[] args) throws FileNotFoundException {
URL url = null;
try {
url = new URL("https://acm.sdut.edu.cn/");
File fp = new File("E:/test.html");
OutputStream os = new FileOutputStream(fp);
URLConnection conn = url.openConnection();
BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
String urlString = "";
String current;
while ((current = in.readLine()) != null) {
urlString += current;
}
os.write(urlString.getBytes());
os.close();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
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