Bug 8082 template pref page: export overwrites without warning
export from template pref page overwrites files without warning this is never good - you can lose templates you have saved on your disk somewhere
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/TemplatePreferencePage.java
private Button fExportButton;
	private Button fExportAllButton;
	private Button fRemoveButton;
	private Button fEnableAllButton;
	private Button fDisableAllButton;
	private SourceViewer fPatternViewer;
	private Button fFormatButton;
	
	public TemplatePreferencePage() {
		super();
		
		setPreferenceStore(JavaPlugin.getDefault().getPreferenceStore());
		setDescription(TemplateMessages.getString("TemplatePreferencePage.message")); 
		fTemplates= Templates.getInstance();
	}
	/**
	 * @see PreferencePage#createContents(Composite)
	 */
	protected Control createContents(Composite ancestor) {	
		Composite parent= new Composite(ancestor, SWT.NONE);
		GridLayout layout= new GridLayout();
		layout.numColumns= 2;
		layout.marginHeight= 0;
		layout.marginWidth= 0;
		parent.setLayout(layout);				
		Table table= new Table(parent, SWT.CHECK | SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION);
		
		GridData data= new GridData(GridData.FILL_BOTH);
		data.widthHint= convertWidthInCharsToPixels(80);
		data.heightHint= convertHeightInCharsToPixels(10);