https://archive.eclipse.org/ecp/releases/releases_14/javadoc/org/eclipse/emf/ecp/view/group/swt/internal/collapsible/

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File	Size	Permissions	Date
..		drwxrwsr-x	2021-10-11 04:53:11
pgroup		drwxrwsr-x	2021-10-11 04:53:11