Bug 144988 [WorkspaceLauncher] Disallow space as workspace name
In Windows, when I launch Eclipse 3.2, a workspace window box is launched. I was able to specify simply the space character as the workspace path. It wasn't allow in Eclipse 3.1.2
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/ChooseWorkspaceDialog.java
private static final String DIALOG_SETTINGS_SECTION = "ChooseWorkspaceDialogSettings"; 
	
	private ChooseWorkspaceData launchData;
    private Combo text;
    private boolean suppressAskAgain = false;
    private boolean centerOnMonitor = false;
    /**
     * Create a modal dialog on the arugment shell, using and updating the
     * argument data object.
     * @param parentShell the parent shell for this dialog
     * @param launchData the launch data from past launches
     * 
     * @param suppressAskAgain
     *            true means the dialog will not have a "don't ask again" button
     * @param centerOnMonitor indicates whether the dialog should be centered on 
     * the monitor or according to it's parent if there is one
     */
    public ChooseWorkspaceDialog(Shell parentShell,
            ChooseWorkspaceData launchData, boolean suppressAskAgain, boolean centerOnMonitor) {
        super(parentShell);
        this.launchData = launchData;
        this.suppressAskAgain = suppressAskAgain;
        this.centerOnMonitor = centerOnMonitor;
    }
    /**
     * Show the dialog to the user (if needed). When this method finishes,
     * #getSelection will return the workspace that should be used (whether it