/**
* An exception has occurred, so produce some appropriate dummy
* cell contents. This may be overridden by subclasses
* if they require specific handling
*
* @return the bodged data
*/
public virtual byte[] handleFormulaException()
{
byte[] expressiondata = null;
byte[] celldata = base.getData();
// Generate an appropriate dummy formula
WritableWorkbookImpl w = getSheet().getWorkbook();
parser = new FormulaParser(getContents(), w, w, w.getSettings());
// Get the bytes for the dummy formula
try
{
parser.parse();
}
catch (FormulaException e2)
{
//logger.warn(e2.Message);
parser = new FormulaParser("\"ERROR\"", w, w, w.getSettings());
try
{
parser.parse();
}
catch (FormulaException e3)
{
Assert.verify(false);
}
}
byte[] formulaBytes = parser.getBytes();
expressiondata = new byte[formulaBytes.Length + 16];
IntegerHelper.getTwoBytes(formulaBytes.Length, expressiondata, 14);
System.Array.Copy(formulaBytes, 0, expressiondata, 16,
formulaBytes.Length);
// Set the recalculate on load bit
expressiondata[8] |= 0x02;
byte[] data = new byte[celldata.Length +
expressiondata.Length];
System.Array.Copy(celldata, 0, data, 0, celldata.Length);
System.Array.Copy(expressiondata, 0, data,
celldata.Length, expressiondata.Length);
return data;
}
/**
* Error formula specific exception handling. Can't really create
* a formula (as it will look for a cell of that name, so just
* create a STRING record containing the contents
*
* @return the bodged data
*/
public override byte[] handleFormulaException()
{
byte[] expressiondata = null;
byte[] celldata = base.getCellData();
// Generate an appropriate dummy formula
WritableWorkbookImpl w = getSheet().getWorkbook();
FormulaParser parser = new FormulaParser(getValue().ToString(), w, w, w.getSettings());
// Get the bytes for the dummy formula
try
{
parser.parse();
}
catch (FormulaException e2)
{
//logger.warn(e2.Message);
}
byte[] formulaBytes = parser.getBytes();
expressiondata = new byte[formulaBytes.Length + 16];
IntegerHelper.getTwoBytes(formulaBytes.Length, expressiondata, 14);
System.Array.Copy(formulaBytes, 0, expressiondata, 16,
formulaBytes.Length);
// Set the recalculate on load bit
expressiondata[8] |= 0x02;
byte[] data = new byte[celldata.Length +
expressiondata.Length];
System.Array.Copy(celldata, 0, data, 0, celldata.Length);
System.Array.Copy(expressiondata, 0, data,
celldata.Length, expressiondata.Length);
// Store the value in the formula
DoubleHelper.getIEEEBytes(getValue(), data, 6);
return data;
}
/**
* Gets the raw bytes for the formula. This will include the
* parsed tokens array. Used when copying spreadsheets
*
* @return the raw record data
* @exception FormulaException
*/
public override byte[] getFormulaData()
{
if (!getSheet().getWorkbookBof().isBiff8())
{
throw new FormulaException(FormulaException.BIFF8_SUPPORTED);
}
// Get the tokens, taking into account the mapping from shared
// formula specific values into normal values
FormulaParser fp = new FormulaParser
(getTokens(),this,
getExternalSheet(),getNameTable(),
getSheet().getWorkbook().getSettings());
fp.parse();
byte[] rpnTokens = fp.getBytes();
byte[] data = new byte[rpnTokens.Length + 22];
// Set the standard info for this cell
IntegerHelper.getTwoBytes(getRow(),data,0);
IntegerHelper.getTwoBytes(getColumn(),data,2);
IntegerHelper.getTwoBytes(getXFIndex(),data,4);
// Set the two most significant bytes of the value to be 0xff in
// order to identify this as a string
data[6] = 0;
data[12] = (byte)0xff;
data[13] = (byte)0xff;
// Now copy in the parsed tokens
System.Array.Copy(rpnTokens,0,data,22,rpnTokens.Length);
IntegerHelper.getTwoBytes(rpnTokens.Length,data,20);
// Lop off the standard information
byte[] d = new byte[data.Length - 6];
System.Array.Copy(data,6,d,0,data.Length - 6);
return d;
}
/**
* Error formula specific exception handling. Can't really create
* a formula (as it will look for a cell of that name, so just
* create a STRING record containing the contents
*
* @return the bodged data
*/
public override byte[] handleFormulaException()
{
byte[] expressiondata = null;
byte[] celldata = base.getCellData();
int errorCode = getErrorCode();
string formulaString = null;
if (errorCode == FormulaErrorCode.DIV0.getCode())
formulaString = "1/0";
else if (errorCode == FormulaErrorCode.VALUE.getCode())
formulaString = "\"\"/0";
else if (errorCode == FormulaErrorCode.REF.getCode())
formulaString = "\"#REF!\"";
else
formulaString = "\"ERROR\"";
// Generate an appropriate dummy formula
WritableWorkbookImpl w = getSheet().getWorkbook();
FormulaParser parser = new FormulaParser(formulaString, w, w,
w.getSettings());
// Get the bytes for the dummy formula
try
{
parser.parse();
}
catch (FormulaException e2)
{
//logger.warn(e2.Message);
}
byte[] formulaBytes = parser.getBytes();
expressiondata = new byte[formulaBytes.Length + 16];
IntegerHelper.getTwoBytes(formulaBytes.Length, expressiondata, 14);
System.Array.Copy(formulaBytes, 0, expressiondata, 16,formulaBytes.Length);
// Set the recalculate on load bit
expressiondata[8] |= 0x02;
byte[] data = new byte[celldata.Length + expressiondata.Length];
System.Array.Copy(celldata, 0, data, 0, celldata.Length);
System.Array.Copy(expressiondata, 0, data,celldata.Length, expressiondata.Length);
// Set the type bits to indicate an error
data[6] = 2;
data[12] = (byte)0xff;
data[13] = (byte)0xff;
// Set the error code
data[8] = (byte)errorCode;
return data;
}
