int lastIndex = Math.max(length,(lineIndex - 1) + lines); length = length + lines; ensureCapacity(length); System.arraycopy(lineInfo,lineIndex,lineInfo,lineIndex + lines, lastIndex - lineIndex);
int len = lineIndex + lines; length += lines; ensureCapacity(len); System.arraycopy(lineInfo,lineIndex,lineInfo,len, lineInfo.length - len);
	public void insertLines(int lineIndex, int lines)	{		if (lines <= 0)			return; 		int lastIndex = Math.max(length,(lineIndex - 1) + lines);		length = length + lines;		ensureCapacity(length);		System.arraycopy(lineInfo,lineIndex,lineInfo,lineIndex + lines,			lastIndex - lineIndex);	}