public void getText(int start, int length, Segment seg)
public String getText(int start, int length)
	public void getText(int start, int length, Segment seg)	{		try		{			readLock();			if(start < 0 || length < 0				|| start + length > contentMgr.getLength())				throw new ArrayIndexOutOfBoundsException(start + ":" + length);			contentMgr.getText(start,length,seg);		}		finally		{			readUnlock();		}	} //}}}