String fileExtension = null;
if ( extensions.length() == 1 ) {
fileExtension = extensions.get( 0 );
}
if ( dialog.doesSelectedFileExist( fileExtension ) ) {
dialog.hide();
PromptDialogBox overWriteDialog =
new PromptDialogBox(
Messages.getString( "question" ), Messages.getString( "yes" ), Messages.getString( "no" ), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
false, true );