本文实例讲述了java实现从网上下载图片到本地的方法。分享给大家供大家参考。具体如下：
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
import java.io.*;import java.net.MalformedURLException;import java.net.URL;public static void writeFile(String strUrl,String fileName){ URL url = null; try { url = new URL(strUrl); } catch (MalformedURLException e2) { e2.printStackTrace(); } InputStream is = null; try { is = url.openStream(); } catch (IOException e1) { e1.printStackTrace(); } OutputStream os = null; File f = new File("d:\\webimg\\"); f.mkdirs(); try{ os = new FileOutputStream("d:\\webimg\\"+fileName); int bytesRead = 0; byte[] buffer = new byte[8192]; while((bytesRead = is.read(buffer,0,8192))!=-1){ os.write(buffer,0,bytesRead); } }catch(FileNotFoundException e){ } catch (IOException e) { e.printStackTrace(); }} |
希望本文所述对大家的java程序设计有所帮助。
