There are just too many implementations of File, Resource and whatnot abound in the Java/Eclipse/EMF ecosystem. Reminds me of this xkcd. And yes, I am just venting my pain:
Java & Files, IFiles, Resources, … (or: how standards proliferate #xkcd)
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Too many File and Resource implementations in the Java/Eclipse/EMF ecosystem; venting my pain with an xkcd reference; read on.