fReferenceIndentation= "\t" + common;
fReferenceIndentation= common + parent.getText(range.getOffset(), range.getLength()) + CommentRegion.COMMENT_RANGE_DELIMITER;
	protected void append(final CommentRange range) {		final MultiCommentRegion parent= (MultiCommentRegion)getParent();		if (range.hasAttribute(COMMENT_PARAMETER))			setAttribute(COMMENT_PARAMETER);		else if (range.hasAttribute(COMMENT_ROOT))			setAttribute(COMMENT_ROOT);		else if (range.hasAttribute(COMMENT_BLANKLINE))			setAttribute(COMMENT_BLANKLINE);		final int ranges= getSize();		if (ranges == 1) {			if (parent.isIndentRoots()) {				final CommentRange first= getFirst();				final String common= parent.getText(first.getOffset(), first.getLength()) + CommentRegion.COMMENT_RANGE_DELIMITER;				if (hasAttribute(COMMENT_ROOT))					fReferenceIndentation= common;				else if (hasAttribute(COMMENT_PARAMETER)) {					if (parent.isIndentDescriptions())						fReferenceIndentation= "\t" + common; //$NON-NLS-1$					else						fReferenceIndentation= common;				}			}		}		super.append(range);	}