Bug 202639 [Import/Export] [Import/Export] Improve warning messages in WizardFileSystemResourceExportPage1
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/WizardFileSystemResourceExportPage1.java
createDirectoryStructureButton.setFont(font);
        
        createSelectionOnlyButton = new Button(optionsGroup, SWT.RADIO
                | SWT.LEFT);
        createSelectionOnlyButton.setText(DataTransferMessages.FileExport_createSelectedDirectories);
        createSelectionOnlyButton.setSelection(true);
        createSelectionOnlyButton.setFont(font);
    }
    /**
     * Create the button for checking if we should ask if we are going to
     * overwrite existing files.
     * @param optionsGroup
     * @param font
     */
    protected void createOverwriteExisting(Group optionsGroup, Font font) {
        
        overwriteExistingFilesCheckbox = new Button(optionsGroup, SWT.CHECK
                | SWT.LEFT);
        overwriteExistingFilesCheckbox.setText(DataTransferMessages.ExportFile_overwriteExisting);
        overwriteExistingFilesCheckbox.setFont(font);
    }
    /**
     * Attempts to ensure that the specified directory exists on the local file system.
     * Answers a boolean indicating success.
     *
     * @return boolean
     * @param directory java.io.File
     */
    protected boolean ensureDirectoryExists(File directory) {
        if (!directory.exists()) {