public void onStart()

in plugin/src/software/aws/toolkits/eclipse/amazonq/util/AutoTriggerTopLevelListener.java [37:93]
41 lines of code
3 McCabe index (conditional complexity)

    public void onStart() {
        windowListener = new IWindowListener() {

            @Override
            public void windowActivated(final IWorkbenchWindow window) {
                activeWindow = window;
                window.getPartService().addPartListener(partListener);
            }

            @Override
            public void windowDeactivated(final IWorkbenchWindow window) {
                // noop
            }

            @Override
            public void windowClosed(final IWorkbenchWindow window) {
                partListener.onShutdown();
                window.getPartService().removePartListener(partListener);
            }

            @Override
            public void windowOpened(final IWorkbenchWindow window) {
                activeWindow = window;
                window.getPartService().addPartListener(partListener);
            }
        };
        PlatformUI.getWorkbench().addWindowListener(windowListener);
        activeWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow();

        // Similar to how part listener needs to tell its child listener (i.e. document
        // listener), the part listener needs to actively be attached to the part that
        // contains the editors.
        // Without this, because the window listener is attached after the subscribed
        // events has already happened, the part listener will not be attached unless
        // you trigger one of the subscribed events
        Display.getDefault().timerExec(1000, new Runnable() {
            @Override
            public void run() {
                IWorkbenchWindow activeWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
                if (activeWindow == null) {
                    Display.getDefault().timerExec(1000, this);
                    return;
                }
                IPartService partService = activeWindow.getPartService();
                if (partService == null) {
                    Display.getDefault().timerExec(1000, this);
                    return;
                }
                partService.addPartListener(partListener);
            }
        });

        // Aside from adding the listeners to the window, we would also need to add the
        // listener actively for the first time
        // Because all of the subscribed events has already happened.
        partListener.onStart();
    }