I need to contain all matches of a Regex into a text file; I'm new to java programming

I need to contain all matches of a Regex into a text file; I'm new to java
programming

References

Reference NO 1

http://stackoverflow.com/questions/15192349/i-need-to-contain-all-matches-of-a-regex-into-a-text-file-im-new-to-java-progr

Reference NO 2

http://stackoverflow.com/questions/18241625/how-to-replace-matched-regex-properly

Reference NO 3

http://introcs.cs.princeton.edu/72regular

Reference NO 4

http://ocpsoft.org/opensource/guide-to-regular-expressions-in-java-part-1/

Reference NO 5

http://en.wikipedia.org/wiki/Regular_expression

Reference NO 6

http://misc.yarinareth.net/regex.html

Reference NO 7

https://forums.oracle.com/thread/2220820?start=0&tstart=0

Reference NO 8

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