Java - limit number between min and max

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耶瑟儿~
耶瑟儿~ 2020-12-06 08:53

I want to return the number as long as it falls within a limit, else return the maximum or minimum value of the limit. I can do this with a combination of Math.min

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  •  北海茫月
    2020-12-06 09:29

    As of version 21, Guava includes Ints.constrainToRange() (and equivalent methods for the other primitives). From the release notes:

    added constrainToRange([type] value, [type] min, [type] max) methods which constrain the given value to the closed range defined by the min and max values. They return the value itself if it's within the range, the min if it's below the range and the max if it's above the range.

    Copied from https://stackoverflow.com/a/42968254/122441 by @dimo414.

    Unfortunately this version is quite recent as of July 2017, and in some projects (see https://stackoverflow.com/a/40691831/122441) Guava had broken backwards compatibility that required me to stay on version 19 for now. I'm also shocked that neither Commons Lang nor Commons Math has it! :(

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