花1K内存实现高效I/O的RandomAccessFile类http://www.ibm.com/developerworks/cn/java/l-javaio/index.htm
花1K内存实现高效I/O的RandomAccessFile类
http://www.ibm.com/developerworks/cn/java/l-javaio/index.html
花1K内存实现高效I/O的RandomAccessFile类
http://www.ibm.com/developerworks/cn/java/l-javaio/index.html