Description: It will use File-channel and ByteBuffer to deal with a large file sorting problem, using 2 phase merging methods(2PMM). With Memory limit at 5Mb, it still works fine.
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File list (Check if you may need any files):
comp6521AdvDb\AlgoInsertP1.java
.............\AlgoInsertP1.java.bak
.............\package-info.java
.............\sortdata_1.java
.............\sortdata_1.java.bak