public class stringBuffertest {
public static void main(String[] args) {
try {
FileInputStream fis = new FileInputStream("C:/test.txt");
FileOutputStream fos = new FileOutputStream("E:/test.txt");
StringBuffer sb = new StringBuffer();
byte[] bytes = new byte[1024];//建立缓冲区
int a = 0;//确定读取位置
while((a = fis.read(bytes)) != -1){
sb.append(bytes);
}
fos.write(Integer.parseInt(sb.toString()));//将StringBuffer中的数据写入E盘中
} catch (FileNotFoundException e1) {
e1.printStackTrace();
} catch (IOException e1) {
e1.printStackTrace();
}
}
}
