RFR: 8296198: JFileChooser throws InternalError java.lang.InternalError with Windows shortcuts

[Sergey Bylokhov]

On Mon, 5 Dec 2022 11:35:11 GMT, Tejesh R <tr at openjdk.org> wrote:

> When `JFileChooser` uses custom `FileSystemView`, traversing to link/shortcut to a folder throw `InternalError java.lang.InternalError ` in Windows. The issue found out to be in BasicFileChooserUI class which was unable to resolve the link path during directory setting. The `UsesShellFolder` check expects the FileSystemView to be of WindowsFileSystemView, which fails when custom FileSystemView is used.
> The fix includes resolving the link folder when custom File System View is used and has manual test. (Fix is test in CI system and no regression caused).

src/java.desktop/share/classes/javax/swing/plaf/basic/BasicFileChooserUI.java line 1433:

> 1431:                     return;
> 1432:                 }
> 1433:             } else if ( fc.getFileSystemView().isLink(dir)) {

Probably we can minimize the code duplication here?

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PR: https://git.openjdk.org/jdk/pull/11510