| 15 | */ |
| 16 | public class CopyFileDemo { |
| 17 | public static void main(String[] args) throws IOException { |
| 18 | // ��װ����Դ |
| 19 | InputStreamReader isr = new InputStreamReader(new FileInputStream( |
| 20 | "InputStreamReaderDemo.java")); |
| 21 | // ��װĿ�ĵ� |
| 22 | OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream( |
| 23 | "Copy.java")); |
| 24 | |
| 25 | // ��ʽ1 |
| 26 | // int ch = 0; |
| 27 | // while ((ch = isr.read()) != -1) { |
| 28 | // osw.write(ch); |
| 29 | // } |
| 30 | |
| 31 | // ��ʽ2 |
| 32 | char[] chs = new char[1024]; |
| 33 | int len = 0; |
| 34 | while ((len = isr.read(chs)) != -1) { |
| 35 | osw.write(chs, 0, len); |
| 36 | } |
| 37 | |
| 38 | // �ͷ���Դ |
| 39 | osw.close(); |
| 40 | isr.close(); |
| 41 | } |
| 42 | } |