java.nio.ByteBuffer的几个常用方法
1、flip()
limit position;
position 0;
mark -1;
2、rewind()
position 0;
mark -1;
3、clear()
position 0;
limit capacity;
mark -1;
4、mark()
mark position;
5、reset()
int m mark;
if (m < 0)
throw new InvalidMarkException();
position m;
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2026/8/28 1:33:45