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the getFullPathNoEndSeparator method in FilenameUtils.java (Revision 736890)
if filename="/" return "/" <<==right
if filename="/abc" return empty <<==bug
if filename="/abc/xyz" return "/abc" <<==right
885 int index = indexOfLastSeparator(filename); 886 if (index < 0) { 887 return filename.substring(0, prefix); 888 } 889 int end = index + (includeSeparator ? 1 : 0); ================ if(end==0) return "/"; >>>>>>>>>>>>>>>> 890 return filename.substring(0, end);