Fix bug #56527 - Avoid NPE from XSSFHyperLink when setting the cell

it references on a new link

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1614914 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2014-07-31 14:55:04 +00:00
parent cc5a60f061
commit 2809a55dd3
2 changed files with 71 additions and 16 deletions

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@ -25,7 +25,6 @@ import org.apache.poi.ss.usermodel.Hyperlink;
import org.apache.poi.ss.util.CellReference;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTHyperlink;
/**
* XSSF Implementation of a Hyperlink.
* Note - unlike with HSSF, many kinds of hyperlink
@ -223,9 +222,16 @@ public class XSSFHyperlink implements Hyperlink {
protected void setCellReference(String ref) {
_ctHyperlink.setRef(ref);
}
protected void setCellReference(CellReference ref) {
setCellReference(ref.formatAsString());
}
private CellReference buildCellReference() {
return new CellReference(_ctHyperlink.getRef());
String ref = _ctHyperlink.getRef();
if (ref == null) {
ref = "A1";
}
return new CellReference(ref);
}
@ -273,15 +279,12 @@ public class XSSFHyperlink implements Hyperlink {
* @param col the 0-based column of the first cell that contains the hyperlink
*/
public void setFirstColumn(int col) {
_ctHyperlink.setRef(
new CellReference(
getFirstRow(), col
).formatAsString()
);
setCellReference(new CellReference( getFirstRow(), col ));
}
/**
* Set the column of the last cell that contains the hyperlink
* Set the column of the last cell that contains the hyperlink.
* For XSSF, a Hyperlink may only reference one cell
*
* @param col the 0-based column of the last cell that contains the hyperlink
*/
@ -295,15 +298,12 @@ public class XSSFHyperlink implements Hyperlink {
* @param row the 0-based row of the first cell that contains the hyperlink
*/
public void setFirstRow(int row) {
_ctHyperlink.setRef(
new CellReference(
row, getFirstColumn()
).formatAsString()
);
setCellReference(new CellReference( row, getFirstColumn() ));
}
/**
* Set the row of the last cell that contains the hyperlink
* Set the row of the last cell that contains the hyperlink.
* For XSSF, a Hyperlink may only reference one cell
*
* @param row the 0-based row of the last cell that contains the hyperlink
*/

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@ -18,7 +18,13 @@
package org.apache.poi.xssf.usermodel;
import static org.hamcrest.core.IsEqual.equalTo;
import static org.junit.Assert.*;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
@ -44,7 +50,26 @@ import org.apache.poi.ss.formula.eval.ErrorEval;
import org.apache.poi.ss.formula.eval.NumberEval;
import org.apache.poi.ss.formula.eval.ValueEval;
import org.apache.poi.ss.formula.functions.Function;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.ss.usermodel.BaseTestBugzillaIssues;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.CellValue;
import org.apache.poi.ss.usermodel.ClientAnchor;
import org.apache.poi.ss.usermodel.Comment;
import org.apache.poi.ss.usermodel.CreationHelper;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.ss.usermodel.Drawing;
import org.apache.poi.ss.usermodel.Font;
import org.apache.poi.ss.usermodel.FormulaError;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.ss.usermodel.Hyperlink;
import org.apache.poi.ss.usermodel.IndexedColors;
import org.apache.poi.ss.usermodel.Name;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.WorkbookFactory;
import org.apache.poi.ss.util.AreaReference;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.CellReference;
@ -1761,6 +1786,36 @@ public final class TestXSSFBugs extends BaseTestBugzillaIssues {
NumberEval eval = new NumberEval(Math.floor(excelDate));
checkValue(excel, eval.getStringValue() + ".0");
}
@Test
public void testBug56527() {
XSSFWorkbook wb = new XSSFWorkbook();
XSSFSheet sheet = wb.createSheet();
XSSFCreationHelper creationHelper = wb.getCreationHelper();
XSSFHyperlink hyperlink;
// Try with a cell reference
hyperlink = creationHelper.createHyperlink(Hyperlink.LINK_URL);
sheet.addHyperlink(hyperlink);
hyperlink.setAddress("http://myurl");
hyperlink.setCellReference("B4");
assertEquals(3, hyperlink.getFirstRow());
assertEquals(1, hyperlink.getFirstColumn());
assertEquals(3, hyperlink.getLastRow());
assertEquals(1, hyperlink.getLastColumn());
// Try with explicit rows / columns
hyperlink = creationHelper.createHyperlink(Hyperlink.LINK_URL);
sheet.addHyperlink(hyperlink);
hyperlink.setAddress("http://myurl");
hyperlink.setFirstRow(5);
hyperlink.setFirstColumn(3);
assertEquals(5, hyperlink.getFirstRow());
assertEquals(3, hyperlink.getFirstColumn());
assertEquals(5, hyperlink.getLastRow());
assertEquals(3, hyperlink.getLastColumn());
}
private void checkValue(XSSFWorkbook excel, String expect) {
XSSFFormulaEvaluator evaluator = new XSSFFormulaEvaluator(excel);