JTable? That's easy. Now, make me a true multicolumn JTree.
JavaFX ships with a TreeTableView control specifically to do this.
Questions about what this implies about Slashdot's editorial practices and readership remain unanswered."The file was downloaded about 100,000 more times each day — adding up to more than 500,000 total illegal downloads. That's less than the 1.2 million legitimate online sales of the album reported by the British Web site Gigwise.com"
If you can't get your work done in the first 24 hours, work nights.