字节流文件复制 InputStream OutputStream

[java]代码库

        public static void testIOStream() throws IOException { 
                InputStream inputStream = new FileInputStream("C:\\test.txt"); 
                OutputStream outputStream = new FileOutputStream("E:\\test.txt"); 
                int x; 
                while ((x = inputStream.read()) != -1) { 
                        outputStream.write(x); 
                } 
                inputStream.close(); 
                outputStream.close(); 
                System.out.println("文件复制成功！"); 
        }