Bug 76579 Formatter setup export: If file exists, overwritten w/o warning [code formatter]
On exporting java code formatter settings: If the selected file already exists, it is overwritten without warning.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/formatter/CodingStyleConfigurationBlock.java
final File file= new File(path);
			final Collection profiles= new ArrayList();
			profiles.add(fProfileManager.getSelected());
			try {
				ProfileStore.writeProfilesToFile(profiles, file);
			} catch (CoreException e) {
				final String title= FormatterMessages.getString("CodingStyleConfigurationBlock.save_profile.error.title"); 
				final String message= FormatterMessages.getString("CodingStyleConfigurationBlock.save_profile.error.message"); 
				ExceptionHandler.handle(e, fComposite.getShell(), title, message);
			}
		}
		
		private void loadButtonPressed() {
			final FileDialog dialog= new FileDialog(fComposite.getShell(), SWT.OPEN);
			dialog.setText(FormatterMessages.getString("CodingStyleConfigurationBlock.load_profile.dialog.title")); 
			dialog.setFilterExtensions(new String [] {"*.xml"}); 
			final String lastPath= JavaPlugin.getDefault().getDialogSettings().get(PREF_LASTLOADPATH);
			if (lastPath != null) {
				dialog.setFilterPath(lastPath);
			}
			final String path= dialog.open();
			if (path == null) 
				return;
			JavaPlugin.getDefault().getDialogSettings().put(PREF_LASTLOADPATH, dialog.getFilterPath());
			
			final File file= new File(path);
			Collection profiles= null;
			try {
				profiles= ProfileStore.readProfilesFromFile(file);
			} catch (CoreException e) {