byte[] buff = new byte[1024];
try{
int n = System.in.read(buff); // 从System.in读入数据
System.out.println("This is you write :");
System.out.println("--------");
System.out.write(buff, 0, n); // 写入到System.out中
System.out.println("--------");
}catch(Exception e)
{
}
