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support DCOUNTA function 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1901290 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
PJ Fanning 2022-05-26 13:48:30 +00:00
parent 40be1b5d79
commit 6b6bd5b773
6 changed files with 123 additions and 3 deletions
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2
poi/src/main/java/org/apache/poi/ss/formula/eval/FunctionEval.java
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@ -210,7 +210,7 @@ public final class FunctionEval {
retval[196] = new DStarRunner(DStarRunner.DStarAlgorithmEnum.DVARP);
retval[197] = NumericFunction.TRUNC;
retval[198] = LogicalFunction.ISLOGICAL;
// 199: DCOUNTA
retval[199] = new DStarRunner(DStarRunner.DStarAlgorithmEnum.DCOUNTA);
//204: USDOLLAR (YEN in BIFF3)
//205: FINDB

2
poi/src/main/java/org/apache/poi/ss/formula/functions/DCount.java
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@ -23,7 +23,7 @@ import org.apache.poi.ss.formula.eval.ValueEval;
/**
* Implementation of the DCount function:
* Counts the value of a column in an area with given conditions.
* Counts the number of numeric cells in a column in an area with given conditions.
*/
public final class DCount implements IDStarAlgorithm {
private long count;

49
poi/src/main/java/org/apache/poi/ss/formula/functions/DCountA.java Normal file
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@ -0,0 +1,49 @@
/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================== */
package org.apache.poi.ss.formula.functions;
import org.apache.poi.ss.formula.eval.BlankEval;
import org.apache.poi.ss.formula.eval.NumberEval;
import org.apache.poi.ss.formula.eval.NumericValueEval;
import org.apache.poi.ss.formula.eval.ValueEval;
/**
* Implementation of the DCountA function:
* Counts the number of non-blank cells in a column in an area with given conditions.
*/
public final class DCountA implements IDStarAlgorithm {
private long count;
@Override
public boolean processMatch(ValueEval eval) {
if (!(eval instanceof BlankEval)) {
count++;
}
return true;
}
@Override
public ValueEval getResult() {
return new NumberEval(count);
}
@Override
public boolean allowEmptyMatchField() {
return true;
}
}

2
poi/src/main/java/org/apache/poi/ss/formula/functions/DStarRunner.java
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@ -59,6 +59,8 @@ public final class DStarRunner implements Function3Arg {
DSUM(DSum::new),
/** @see DCount */
DCOUNT(DCount::new),
/** @see DCountA */
DCOUNTA(DCountA::new),
/** @see DAverage */
DAVERAGE(DAverage::new),
/** @see DStdev */

5
poi/src/test/java/org/apache/poi/ss/formula/functions/TestDCount.java
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@ -43,6 +43,9 @@ public class TestDCount {
assertDouble(fe, cell, "DCOUNT(A5:E11, \"Age\", A1:A2)", 2);
assertDouble(fe, cell, "DCOUNT(A5:E11, \"Age\", A1:F2)", 1);
assertDouble(fe, cell, "DCOUNT(A5:E11, 3, A1:F2)", 1);
assertDouble(fe, cell, "DCOUNT(A5:E11, 2, A1:F3)", 4);
assertDouble(fe, cell, "DCOUNT(A5:E11, 3, A1:F3)", 3);
assertDouble(fe, cell, "DCOUNT(A5:E11, 5, A1:F3)", 3);
}
}
@ -58,7 +61,7 @@ public class TestDCount {
addRow(sheet, 6, "Pear", 12, 12, 10, 96);
addRow(sheet, 7, "Cherry", 13, 14, 9, 105);
addRow(sheet, 8, "Apple", 14, null, 10, 75);
addRow(sheet, 9, "Pear", 9, 8, 8, 77);
addRow(sheet, 9, "Pear", 9, 8, 8, "$77");
addRow(sheet, 10, "Apple", 12, 11, 6, 45);
return wb;
}

66
poi/src/test/java/org/apache/poi/ss/formula/functions/TestDCountA.java Normal file
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@ -0,0 +1,66 @@
/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================== */
package org.apache.poi.ss.formula.functions;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import static org.apache.poi.ss.util.Utils.addRow;
import static org.apache.poi.ss.util.Utils.assertDouble;
/**
* Testcase for function DCOUNTA()
*/
public class TestDCountA {
//https://support.microsoft.com/en-us/office/dcounta-function-00232a6d-5a66-4a01-a25b-c1653fda1244
@Test
void testMicrosoftExample1() throws IOException {
try (HSSFWorkbook wb = initWorkbook1()) {
HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb);
HSSFCell cell = wb.getSheetAt(0).getRow(0).createCell(100);
assertDouble(fe, cell, "DCOUNTA(A4:E10, \"Profit\", A1:F2)", 1);
assertDouble(fe, cell, "DCOUNTA(A4:E10, 5, A1:F2)", 1);
assertDouble(fe, cell, "DCOUNTA(A4:E10, , A1:F2)", 1);
assertDouble(fe, cell, "DCOUNTA(A4:E10, \"Profit\", A1:F2)", 1);
assertDouble(fe, cell, "DCOUNTA(A4:E10, \"Profit\", A1:F3)", 3);
assertDouble(fe, cell, "DCOUNTA(A4:E10, \"Age\", A1:F3)", 2);
}
}
private HSSFWorkbook initWorkbook1() {
HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet sheet = wb.createSheet();
addRow(sheet, 0, "Tree", "Height", "Age", "Yield", "Profit", "Height");
addRow(sheet, 1, "=Apple", ">10", null, null, null, "<16");
addRow(sheet, 2, "=Pear");
addRow(sheet, 3, "Tree", "Height", "Age", "Yield", "Profit");
addRow(sheet, 4, "Apple", 18, 20, 14, 105);
addRow(sheet, 5, "Pear", 12, 12, 10, 96);
addRow(sheet, 6, "Cherry", 13, 14, 9, 105);
addRow(sheet, 7, "Apple", 14, null, 10, 75);
addRow(sheet, 8, "Pear", 9, 8, 8, "$77");
addRow(sheet, 9, "Apple", 8, 9, 6, 45);
return wb;
}
}