/**
* Sets the volatile flag and ripples all the way up the parse tree
*/
public void setVolatile()
{
volatileFunction = true;
if (parent != null && !parent.isVolatile())
{
parent.setVolatile();
}
}
/**
* Gets the bytes for the formula
*
* @return the bytes in RPN
*/
public byte[] getBytes()
{
byte[] bytes = root.getBytes();
if (root.isVolatile())
{
byte[] newBytes = new byte[bytes.Length + 4];
System.Array.Copy(bytes, 0, newBytes, 4, bytes.Length);
newBytes[0] = Token.ATTRIBUTE.getCode();
newBytes[1] = (byte)0x1;
bytes = newBytes;
}
return(bytes);
}