String (@Nullable FilePath path1, @Nullable FilePath path2, @NotNull @Nls String separator) { assert path1 != null || path2 != null; if (path1 == null || path2 == null) { return getContentTitle(chooseNotNull(path1, path2)); } if ((path1.isDirectory() || path2.isDirectory()) && path1.getPath().equals(path2.getPath())) { return path1.getPresentableUrl(); } String name1 = path1.getName(); String name2 = path2.getName(); if (path1.isDirectory() ^ path2.isDirectory()) { if (path1.isDirectory()) name1 += File.separatorChar; if (path2.isDirectory()) name2 += File.separatorChar; } FilePath parent1 = path1.getParentPath(); FilePath parent2 = path2.getParentPath(); return getRequestTitle(name1, path1.getPresentableUrl(), parent1 != null ? parent1.getPresentableUrl() : null, name2, path2.getPresentableUrl(), parent2 != null ? parent2.getPresentableUrl() : null, separator); }