RFR: 7903020: Command line error: Incorrect output filename - can't write

[Leonid Kuskov]

On Mon, 30 Aug 2021 02:20:31 GMT, Alexandre Iline <shurailine at openjdk.org> wrote:

>> This is the fix for https://bugs.openjdk.java.net/browse/CODETOOLS-7903020
>> The fix extends checking of files as existing as non-existing
>
> src/classes/com/sun/tdk/jcov/Merger.java line 1022:
> 
>> 1020: 
>> 1021:         output = opts.getValue(DSC_OUTPUT);
>> 1022:         Utils.checkFileNotNull(output, "output filename",
> 
> It appears that the set of permissions is the same but in a different order.
> It would help if the changset did not contain any formatting changes

OK, I just truncated code lines according to the java code style and changed the order of checking to get more natural list of reasons for failure. Do you need to restore the "old" fashion?

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PR: https://git.openjdk.java.net/jcov/pull/18