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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@579733 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2007-09-26 17:51:08 +00:00
parent 0ca5301ede
commit acc1f7434d
1 changed files with 27 additions and 30 deletions
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57
src/scratchpad/src/org/apache/poi/hssf/usermodel/HSSFFormulaEvaluator.java
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@ -22,14 +22,11 @@ package org.apache.poi.hssf.usermodel;
import java.lang.reflect.Constructor;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Stack;
import org.apache.poi.hssf.model.FormulaParser;
import org.apache.poi.hssf.model.Workbook;
import org.apache.poi.hssf.record.CellValueRecordInterface;
import org.apache.poi.hssf.record.aggregates.FormulaRecordAggregate;
import org.apache.poi.hssf.record.formula.AddPtg;
import org.apache.poi.hssf.record.formula.Area3DPtg;
import org.apache.poi.hssf.record.formula.AreaPtg;
@ -103,7 +100,7 @@ import org.apache.poi.hssf.usermodel.HSSFSheet;
* exception
*/
public class HSSFFormulaEvaluator {
// params to lookup the right constructor using reflection
private static final Class[] OPERATION_CONSTRUCTOR_CLASS_ARRAY = new Class[] { Ptg.class };
@ -297,24 +294,25 @@ public class HSSFFormulaEvaluator {
protected static ValueEval internalEvaluate(HSSFCell srcCell, HSSFRow srcRow, HSSFSheet sheet, HSSFWorkbook workbook) {
int srcRowNum = srcRow.getRowNum();
short srcColNum = srcCell.getCellNum();
FormulaParser parser = new FormulaParser(srcCell.getCellFormula(), workbook.getWorkbook());
parser.parse();
Ptg[] ptgs = parser.getRPNPtg();
// -- parsing over --
FormulaRecordAggregate record = (FormulaRecordAggregate) srcCell.getCellValueRecord();
List ptgs = record.getFormulaRecord().getParsedExpression();
Stack stack = new Stack();
for (int i = 0, iSize = ptgs.size(); i < iSize; i++) {
Ptg token = (Ptg) ptgs.get(i);
// since we dont know how to handle these yet :(
if (token instanceof ControlPtg) { continue; }
if (token instanceof MemErrPtg) { continue; }
if (token instanceof MissingArgPtg) { continue; }
if (token instanceof NamePtg) { continue; }
if (token instanceof NameXPtg) { continue; }
if (token instanceof UnknownPtg) { continue; }
if (token instanceof OperationPtg) {
OperationPtg optg = (OperationPtg) token;
Stack stack = new Stack();
for (int i = 0, iSize = ptgs.length; i < iSize; i++) {
// since we dont know how to handle these yet :(
if (ptgs[i] instanceof ControlPtg) { continue; }
if (ptgs[i] instanceof MemErrPtg) { continue; }
if (ptgs[i] instanceof MissingArgPtg) { continue; }
if (ptgs[i] instanceof NamePtg) { continue; }
if (ptgs[i] instanceof NameXPtg) { continue; }
if (ptgs[i] instanceof UnknownPtg) { continue; }
if (ptgs[i] instanceof OperationPtg) {
OperationPtg optg = (OperationPtg) ptgs[i];
// parens can be ignored since we have RPN tokens
if (optg instanceof ParenthesisPtg) { continue; }
@ -334,16 +332,16 @@ public class HSSFFormulaEvaluator {
Eval opresult = operation.evaluate(ops, srcRowNum, srcColNum);
stack.push(opresult);
}
else if (token instanceof ReferencePtg) {
ReferencePtg ptg = (ReferencePtg) token;
else if (ptgs[i] instanceof ReferencePtg) {
ReferencePtg ptg = (ReferencePtg) ptgs[i];
short colnum = ptg.getColumn();
short rownum = ptg.getRow();
HSSFRow row = sheet.getRow(rownum);
HSSFCell cell = (row != null) ? row.getCell(colnum) : null;
pushRef2DEval(ptg, stack, cell, row, sheet, workbook);
}
else if (token instanceof Ref3DPtg) {
Ref3DPtg ptg = (Ref3DPtg) token;
else if (ptgs[i] instanceof Ref3DPtg) {
Ref3DPtg ptg = (Ref3DPtg) ptgs[i];
short colnum = ptg.getColumn();
short rownum = ptg.getRow();
Workbook wb = workbook.getWorkbook();
@ -352,8 +350,8 @@ public class HSSFFormulaEvaluator {
HSSFCell cell = (row != null) ? row.getCell(colnum) : null;
pushRef3DEval(ptg, stack, cell, row, xsheet, workbook);
}
else if (token instanceof AreaPtg) {
AreaPtg ap = (AreaPtg) token;
else if (ptgs[i] instanceof AreaPtg) {
AreaPtg ap = (AreaPtg) ptgs[i];
short row0 = ap.getFirstRow();
short col0 = ap.getFirstColumn();
short row1 = ap.getLastRow();
@ -369,8 +367,8 @@ public class HSSFFormulaEvaluator {
AreaEval ae = new Area2DEval(ap, values);
stack.push(ae);
}
else if (token instanceof Area3DPtg) {
Area3DPtg a3dp = (Area3DPtg) token;
else if (ptgs[i] instanceof Area3DPtg) {
Area3DPtg a3dp = (Area3DPtg) ptgs[i];
short row0 = a3dp.getFirstRow();
short col0 = a3dp.getFirstColumn();
short row1 = a3dp.getLastRow();
@ -389,7 +387,7 @@ public class HSSFFormulaEvaluator {
stack.push(ae);
}
else {
Eval ptgEval = getEvalForPtg(token);
Eval ptgEval = getEvalForPtg(ptgs[i]);
stack.push(ptgEval);
}
}
@ -700,4 +698,3 @@ public class HSSFFormulaEvaluator {
}
}