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Make intersection formulae work in XSSF. Patch from Matt Hillsdon plus additional tests. 

https://bz.apache.org/bugzilla/show_bug.cgi?id=52111

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1696549 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
David North 2015-08-19 10:10:08 +00:00
parent c275ebb44c
commit 14be991668
7 changed files with 145 additions and 13 deletions
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47
src/java/org/apache/poi/ss/formula/FormulaParser.java
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@ -39,6 +39,7 @@ import org.apache.poi.ss.formula.ptg.FuncPtg;
import org.apache.poi.ss.formula.ptg.FuncVarPtg;
import org.apache.poi.ss.formula.ptg.GreaterEqualPtg;
import org.apache.poi.ss.formula.ptg.GreaterThanPtg;
import org.apache.poi.ss.formula.ptg.IntersectionPtg;
import org.apache.poi.ss.formula.ptg.IntPtg;
import org.apache.poi.ss.formula.ptg.LessEqualPtg;
import org.apache.poi.ss.formula.ptg.LessThanPtg;
@ -100,6 +101,12 @@ public final class FormulaParser {
*/
private char look;
/**
* Tracks whether the run of whitespace preceeding "look" could be an
* intersection operator. See GetChar.
*/
private boolean _inIntersection = false;
private FormulaParsingWorkbook _book;
private SpreadsheetVersion _ssVersion;
@ -145,9 +152,20 @@ public final class FormulaParser {
fp.parse();
return fp.getRPNPtg(formulaType);
}
/** Read New Character From Input Stream */
private void GetChar() {
// The intersection operator is a space. We track whether the run of
// whitespace preceeding "look" counts as an intersection operator.
if (IsWhite(look)) {
if (look == ' ') {
_inIntersection = true;
}
}
else {
_inIntersection = false;
}
// Check to see if we've walked off the end of the string.
if (_pointer > _formulaLength) {
throw new RuntimeException("too far");
@ -158,6 +176,7 @@ public final class FormulaParser {
// Just return if so and reset 'look' to something to keep
// SkipWhitespace from spinning
look = (char)0;
_inIntersection = false;
}
_pointer++;
//System.out.println("Got char: "+ look);
@ -1108,7 +1127,7 @@ public final class FormulaParser {
return parseUnary(true);
case '(':
Match('(');
ParseNode inside = comparisonExpression();
ParseNode inside = unionExpression();
Match(')');
return new ParseNode(ParenthesisPtg.instance, inside);
case '"':
@ -1447,8 +1466,9 @@ public final class FormulaParser {
result = new ParseNode(operator, result, other);
}
}
private ParseNode unionExpression() {
ParseNode result = comparisonExpression();
ParseNode result = intersectionExpression();
boolean hasUnions = false;
while (true) {
SkipWhite();
@ -1456,7 +1476,7 @@ public final class FormulaParser {
case ',':
GetChar();
hasUnions = true;
ParseNode other = comparisonExpression();
ParseNode other = intersectionExpression();
result = new ParseNode(UnionPtg.instance, result, other);
continue;
}
@ -1467,6 +1487,25 @@ public final class FormulaParser {
}
}
private ParseNode intersectionExpression() {
ParseNode result = comparisonExpression();
boolean hasIntersections = false;
while (true) {
SkipWhite();
if (_inIntersection) {
// Don't getChar() as the space has already been eaten and recorded by SkipWhite().
hasIntersections = true;
ParseNode other = comparisonExpression();
result = new ParseNode(IntersectionPtg.instance, result, other);
continue;
}
if (hasIntersections) {
return augmentWithMemPtg(result);
}
return result;
}
}
private ParseNode comparisonExpression() {
ParseNode result = concatExpression();
while (true) {

4
src/java/org/apache/poi/ss/formula/OperandClassTransformer.java
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@ -21,6 +21,7 @@ import org.apache.poi.ss.formula.ptg.AbstractFunctionPtg;
import org.apache.poi.ss.formula.ptg.AttrPtg;
import org.apache.poi.ss.formula.ptg.ControlPtg;
import org.apache.poi.ss.formula.ptg.FuncVarPtg;
import org.apache.poi.ss.formula.ptg.IntersectionPtg;
import org.apache.poi.ss.formula.ptg.MemAreaPtg;
import org.apache.poi.ss.formula.ptg.MemFuncPtg;
import org.apache.poi.ss.formula.ptg.Ptg;
@ -117,7 +118,8 @@ final class OperandClassTransformer {
if (token instanceof ValueOperatorPtg || token instanceof ControlPtg
|| token instanceof MemFuncPtg
|| token instanceof MemAreaPtg
|| token instanceof UnionPtg) {
|| token instanceof UnionPtg
|| token instanceof IntersectionPtg) {
// Value Operator Ptgs and Control are base tokens, so token will be unchanged
// but any child nodes are processed according to desiredOperandClass and callerForceArrayFlag

26
src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFBugs.java
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@ -2501,4 +2501,30 @@ public final class TestXSSFBugs extends BaseTestBugzillaIssues {
XSSFWorkbook wb = XSSFTestDataSamples.openSampleWorkbook("57181.xlsm");
assertEquals(9, wb.getNumberOfSheets());
}
@Test
public void bug52111() throws Exception {
Workbook wb = XSSFTestDataSamples.openSampleWorkbook("Intersection-52111-xssf.xlsx");
Sheet s = wb.getSheetAt(0);
assertFormula(wb, s.getRow(2).getCell(0), "(C2:D3 D3:E4)", "4.0");
assertFormula(wb, s.getRow(6).getCell(0), "Tabelle2!E:E Tabelle2!11:11", "5.0");
assertFormula(wb, s.getRow(8).getCell(0), "Tabelle2!E:F Tabelle2!11:12", null);
}
private void assertFormula(Workbook wb, Cell intF, String expectedFormula, String expectedResultOrNull) {
assertEquals(Cell.CELL_TYPE_FORMULA, intF.getCellType());
if (null == expectedResultOrNull) {
assertEquals(Cell.CELL_TYPE_ERROR, intF.getCachedFormulaResultType());
expectedResultOrNull = "#VALUE!";
}
else {
assertEquals(Cell.CELL_TYPE_NUMERIC, intF.getCachedFormulaResultType());
}
assertEquals(expectedFormula, intF.getCellFormula());
// Check we can evaluate it correctly
FormulaEvaluator eval = wb.getCreationHelper().createFormulaEvaluator();
assertEquals(expectedResultOrNull, eval.evaluate(intF).formatAsString());
}
}

58
src/testcases/org/apache/poi/hssf/model/TestFormulaParser.java
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@ -702,7 +702,6 @@ public final class TestFormulaParser extends TestCase {
assertEquals("IF(1<2,SUM(5,2,IF(3>2,SUM(A1:A2),6)),4)", formulaString);
}
public void testParserErrors() {
parseExpectedException("1 2");
parseExpectedException(" 12 . 345 ");
parseExpectedException("1 .23 ");
@ -1060,8 +1059,65 @@ public final class TestFormulaParser extends TestCase {
);
MemFuncPtg mf = (MemFuncPtg)ptgs[0];
assertEquals(45, mf.getLenRefSubexpression());
// We don't check the type of the operands.
confirmTokenClasses("1,2", MemAreaPtg.class, IntPtg.class, IntPtg.class, UnionPtg.class);
}
public void testIntersection() {
String formula = "Sheet1!$B$2:$C$3 OFFSET(Sheet1!$E$2:$E$4, 1,Sheet1!$A$1) Sheet1!$D$6";
HSSFWorkbook wb = new HSSFWorkbook();
wb.createSheet("Sheet1");
Ptg[] ptgs = FormulaParser.parse(formula, HSSFEvaluationWorkbook.create(wb), FormulaType.CELL, -1);
confirmTokenClasses(ptgs,
// TODO - AttrPtg.class, // Excel prepends this
MemFuncPtg.class,
Area3DPtg.class,
Area3DPtg.class,
IntPtg.class,
Ref3DPtg.class,
FuncVarPtg.class,
IntersectionPtg.class,
Ref3DPtg.class,
IntersectionPtg.class
);
MemFuncPtg mf = (MemFuncPtg)ptgs[0];
assertEquals(45, mf.getLenRefSubexpression());
// This used to be an error but now parses. Union has the same behaviour.
confirmTokenClasses("1 2", MemAreaPtg.class, IntPtg.class, IntPtg.class, IntersectionPtg.class);
}
public void testComparisonInParen() {
confirmTokenClasses("(A1 > B2)",
RefPtg.class,
RefPtg.class,
GreaterThanPtg.class,
ParenthesisPtg.class
);
}
public void testUnionInParen() {
confirmTokenClasses("(A1:B2,B2:C3)",
MemAreaPtg.class,
AreaPtg.class,
AreaPtg.class,
UnionPtg.class,
ParenthesisPtg.class
);
}
public void testIntersectionInParen() {
confirmTokenClasses("(A1:B2 B2:C3)",
MemAreaPtg.class,
AreaPtg.class,
AreaPtg.class,
IntersectionPtg.class,
ParenthesisPtg.class
);
}
public void testRange_bug46643() {
String formula = "Sheet1!A1:Sheet1!B3";
HSSFWorkbook wb = new HSSFWorkbook();

23
src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java
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@ -2664,17 +2664,26 @@ public final class TestBugs extends BaseTestBugzillaIssues {
public void bug52111() throws Exception {
Workbook wb = openSample("Intersection-52111.xls");
Sheet s = wb.getSheetAt(0);
// Check we can read it correctly
Cell intF = s.getRow(2).getCell(0);
assertFormula(wb, s.getRow(2).getCell(0), "(C2:D3 D3:E4)", "4.0");
assertFormula(wb, s.getRow(6).getCell(0), "Tabelle2!E:E Tabelle2!$A11:$IV11", "5.0");
assertFormula(wb, s.getRow(8).getCell(0), "Tabelle2!E:F Tabelle2!$A11:$IV12", null);
}
private void assertFormula(Workbook wb, Cell intF, String expectedFormula, String expectedResultOrNull) {
assertEquals(Cell.CELL_TYPE_FORMULA, intF.getCellType());
assertEquals(Cell.CELL_TYPE_NUMERIC, intF.getCachedFormulaResultType());
assertEquals("(C2:D3 D3:E4)", intF.getCellFormula());
if (null == expectedResultOrNull) {
assertEquals(Cell.CELL_TYPE_ERROR, intF.getCachedFormulaResultType());
expectedResultOrNull = "#VALUE!";
}
else {
assertEquals(Cell.CELL_TYPE_NUMERIC, intF.getCachedFormulaResultType());
}
assertEquals(expectedFormula, intF.getCellFormula());
// Check we can evaluate it correctly
FormulaEvaluator eval = wb.getCreationHelper().createFormulaEvaluator();
assertEquals("4.0", eval.evaluate(intF).formatAsString());
assertEquals(expectedResultOrNull, eval.evaluate(intF).formatAsString());
}
@Test

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