This figure shows the Eclipse IDE in debug mode, with execution halted at a breakpoint. In the upper left corner, a Debug tab displays the thread stack. In the upper right corner, the Variables list shows the following variables highlighted: event, symbolProp, and volumeProp. In the middle right, the Outline tab shows the following method highlighted: TradeListener.onInsertEvent(Object). In the middle left, the code editing window for the file TradeListener.java shows a breakpoint highlight at the following line: System.out.println. At the bottom, the Console tab shows project output concluding with the following values: IMB:3000. Sun:5000, Oracle:6000, Google:4000.