| /* |
| * ==================================================================== |
| * 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.xssf.streaming; |
| |
| import static org.apache.poi.POITestCase.assertEndsWith; |
| import static org.apache.poi.POITestCase.assertStartsWith; |
| import static org.junit.jupiter.api.Assertions.assertDoesNotThrow; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertNotNull; |
| import static org.junit.jupiter.api.Assertions.assertSame; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.Arrays; |
| |
| import org.apache.poi.POIDataSamples; |
| import org.apache.poi.openxml4j.opc.OPCPackage; |
| import org.apache.poi.openxml4j.opc.PackageAccess; |
| import org.apache.poi.ss.tests.usermodel.BaseTestXWorkbook; |
| import org.apache.poi.ss.usermodel.Cell; |
| import org.apache.poi.ss.usermodel.CellType; |
| 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.CellReference; |
| import org.apache.poi.util.NullOutputStream; |
| import org.apache.poi.xssf.SXSSFITestDataProvider; |
| import org.apache.poi.xssf.XSSFTestDataSamples; |
| import org.apache.poi.xssf.model.SharedStringsTable; |
| import org.apache.poi.xssf.usermodel.XSSFWorkbook; |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.Disabled; |
| import org.junit.jupiter.api.Test; |
| |
| public final class TestSXSSFWorkbook extends BaseTestXWorkbook { |
| |
| public TestSXSSFWorkbook() { |
| super(SXSSFITestDataProvider.instance); |
| } |
| |
| @AfterEach |
| void tearDown(){ |
| ((SXSSFITestDataProvider)_testDataProvider).cleanup(); |
| } |
| |
| /** |
| * cloning of sheets is not supported in SXSSF |
| */ |
| @Override |
| @Test |
| protected void cloneSheet() throws IOException { |
| RuntimeException e = assertThrows(RuntimeException.class, () -> super.cloneSheet()); |
| assertEquals("Not Implemented", e.getMessage()); |
| } |
| |
| /** |
| * cloning of sheets is not supported in SXSSF |
| */ |
| @Override |
| @Test |
| protected void sheetClone() { |
| RuntimeException e = assertThrows(RuntimeException.class, () -> super.sheetClone()); |
| assertEquals("Not Implemented", e.getMessage()); |
| } |
| |
| /** |
| * Skip this test, as SXSSF doesn't update formulas on sheet name |
| * changes. |
| */ |
| @Override |
| @Disabled("SXSSF doesn't update formulas on sheet name changes, as most cells probably aren't in memory at the time") |
| protected void setSheetName() { |
| } |
| |
| @Test |
| void existingWorkbook() throws IOException { |
| XSSFWorkbook xssfWb1 = new XSSFWorkbook(); |
| xssfWb1.createSheet("S1"); |
| SXSSFWorkbook wb1 = new SXSSFWorkbook(xssfWb1); |
| XSSFWorkbook xssfWb2 = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb1); |
| assertTrue(wb1.dispose()); |
| |
| SXSSFWorkbook wb2 = new SXSSFWorkbook(xssfWb2); |
| assertEquals(1, wb2.getNumberOfSheets()); |
| Sheet sheet = wb2.getSheetAt(0); |
| assertNotNull(sheet); |
| assertEquals("S1", sheet.getSheetName()); |
| assertTrue(wb2.dispose()); |
| xssfWb2.close(); |
| xssfWb1.close(); |
| |
| wb2.close(); |
| wb1.close(); |
| } |
| |
| @Test |
| void useSharedStringsTable() throws Exception { |
| SXSSFWorkbook wb = new SXSSFWorkbook(null, 10, false, true); |
| |
| SharedStringsTable sss = wb.getSharedStringSource(); |
| |
| assertNotNull(sss); |
| |
| Row row = wb.createSheet("S1").createRow(0); |
| |
| row.createCell(0).setCellValue("A"); |
| row.createCell(1).setCellValue("B"); |
| row.createCell(2).setCellValue("A"); |
| |
| XSSFWorkbook xssfWorkbook = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb); |
| sss = wb.getSharedStringSource(); |
| assertEquals(2, sss.getUniqueCount()); |
| assertTrue(wb.dispose()); |
| |
| Sheet sheet1 = xssfWorkbook.getSheetAt(0); |
| assertEquals("S1", sheet1.getSheetName()); |
| assertEquals(1, sheet1.getPhysicalNumberOfRows()); |
| row = sheet1.getRow(0); |
| assertNotNull(row); |
| Cell cell = row.getCell(0); |
| assertNotNull(cell); |
| assertEquals("A", cell.getStringCellValue()); |
| cell = row.getCell(1); |
| assertNotNull(cell); |
| assertEquals("B", cell.getStringCellValue()); |
| cell = row.getCell(2); |
| assertNotNull(cell); |
| assertEquals("A", cell.getStringCellValue()); |
| |
| xssfWorkbook.close(); |
| wb.close(); |
| } |
| |
| @Test |
| void addToExistingWorkbook() throws IOException { |
| XSSFWorkbook xssfWb1 = new XSSFWorkbook(); |
| xssfWb1.createSheet("S1"); |
| Sheet sheet = xssfWb1.createSheet("S2"); |
| Row row = sheet.createRow(1); |
| Cell cell = row.createCell(1); |
| cell.setCellValue("value 2_1_1"); |
| SXSSFWorkbook wb1 = new SXSSFWorkbook(xssfWb1); |
| XSSFWorkbook xssfWb2 = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb1); |
| assertTrue(wb1.dispose()); |
| xssfWb1.close(); |
| |
| SXSSFWorkbook wb2 = new SXSSFWorkbook(xssfWb2); |
| // Add a row to the existing empty sheet |
| Sheet sheet1 = wb2.getSheetAt(0); |
| Row row1_1 = sheet1.createRow(1); |
| Cell cell1_1_1 = row1_1.createCell(1); |
| cell1_1_1.setCellValue("value 1_1_1"); |
| |
| // Add a row to the existing non-empty sheet |
| Sheet sheet2 = wb2.getSheetAt(1); |
| Row row2_2 = sheet2.createRow(2); |
| Cell cell2_2_1 = row2_2.createCell(1); |
| cell2_2_1.setCellValue("value 2_2_1"); |
| |
| // Add a sheet with one row |
| Sheet sheet3 = wb2.createSheet("S3"); |
| Row row3_1 = sheet3.createRow(1); |
| Cell cell3_1_1 = row3_1.createCell(1); |
| cell3_1_1.setCellValue("value 3_1_1"); |
| |
| XSSFWorkbook xssfWb3 = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb2); |
| wb2.close(); |
| |
| assertEquals(3, xssfWb3.getNumberOfSheets()); |
| // Verify sheet 1 |
| sheet1 = xssfWb3.getSheetAt(0); |
| assertEquals("S1", sheet1.getSheetName()); |
| assertEquals(1, sheet1.getPhysicalNumberOfRows()); |
| row1_1 = sheet1.getRow(1); |
| assertNotNull(row1_1); |
| cell1_1_1 = row1_1.getCell(1); |
| assertNotNull(cell1_1_1); |
| assertEquals("value 1_1_1", cell1_1_1.getStringCellValue()); |
| // Verify sheet 2 |
| sheet2 = xssfWb3.getSheetAt(1); |
| assertEquals("S2", sheet2.getSheetName()); |
| assertEquals(2, sheet2.getPhysicalNumberOfRows()); |
| Row row2_1 = sheet2.getRow(1); |
| assertNotNull(row2_1); |
| Cell cell2_1_1 = row2_1.getCell(1); |
| assertNotNull(cell2_1_1); |
| assertEquals("value 2_1_1", cell2_1_1.getStringCellValue()); |
| row2_2 = sheet2.getRow(2); |
| assertNotNull(row2_2); |
| cell2_2_1 = row2_2.getCell(1); |
| assertNotNull(cell2_2_1); |
| assertEquals("value 2_2_1", cell2_2_1.getStringCellValue()); |
| // Verify sheet 3 |
| sheet3 = xssfWb3.getSheetAt(2); |
| assertEquals("S3", sheet3.getSheetName()); |
| assertEquals(1, sheet3.getPhysicalNumberOfRows()); |
| row3_1 = sheet3.getRow(1); |
| assertNotNull(row3_1); |
| cell3_1_1 = row3_1.getCell(1); |
| assertNotNull(cell3_1_1); |
| assertEquals("value 3_1_1", cell3_1_1.getStringCellValue()); |
| |
| xssfWb2.close(); |
| xssfWb3.close(); |
| wb1.close(); |
| } |
| |
| @Test |
| void sheetdataWriter() throws IOException{ |
| SXSSFWorkbook wb = new SXSSFWorkbook(); |
| SXSSFSheet sh = wb.createSheet(); |
| SheetDataWriter wr = sh.getSheetDataWriter(); |
| assertSame(wr.getClass(), SheetDataWriter.class); |
| File tmp = wr.getTempFile(); |
| assertStartsWith(tmp.getName(), "poi-sxssf-sheet"); |
| assertEndsWith(tmp.getName(), ".xml"); |
| assertTrue(wb.dispose()); |
| wb.close(); |
| |
| wb = new SXSSFWorkbook(); |
| wb.setCompressTempFiles(true); |
| sh = wb.createSheet(); |
| wr = sh.getSheetDataWriter(); |
| assertSame(wr.getClass(), GZIPSheetDataWriter.class); |
| tmp = wr.getTempFile(); |
| assertStartsWith(tmp.getName(), "poi-sxssf-sheet-xml"); |
| assertEndsWith(tmp.getName(), ".gz"); |
| assertTrue(wb.dispose()); |
| wb.close(); |
| |
| //Test escaping of Unicode control characters |
| wb = new SXSSFWorkbook(); |
| wb.createSheet("S1").createRow(0).createCell(0).setCellValue("value\u0019"); |
| XSSFWorkbook xssfWorkbook = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb); |
| Cell cell = xssfWorkbook.getSheet("S1").getRow(0).getCell(0); |
| assertEquals("value?", cell.getStringCellValue()); |
| |
| assertTrue(wb.dispose()); |
| wb.close(); |
| xssfWorkbook.close(); |
| } |
| |
| @Test |
| void gzipSheetdataWriter() throws IOException { |
| SXSSFWorkbook wb = new SXSSFWorkbook(); |
| wb.setCompressTempFiles(true); |
| |
| final int rowNum = 1000; |
| final int sheetNum = 5; |
| populateData(wb, 1000, 5); |
| |
| XSSFWorkbook xwb = SXSSFITestDataProvider.instance.writeOutAndReadBack(wb); |
| for(int i = 0; i < sheetNum; i++){ |
| Sheet sh = xwb.getSheetAt(i); |
| assertEquals("sheet" + i, sh.getSheetName()); |
| for(int j = 0; j < rowNum; j++){ |
| Row row = sh.getRow(j); |
| assertNotNull(row, "row[" + j + "]"); |
| Cell cell1 = row.getCell(0); |
| assertEquals(new CellReference(cell1).formatAsString(), cell1.getStringCellValue()); |
| |
| Cell cell2 = row.getCell(1); |
| assertEquals(i, (int)cell2.getNumericCellValue()); |
| |
| Cell cell3 = row.getCell(2); |
| assertEquals(j, (int)cell3.getNumericCellValue()); |
| } |
| } |
| |
| assertTrue(wb.dispose()); |
| xwb.close(); |
| wb.close(); |
| } |
| |
| private static void assertWorkbookDispose(SXSSFWorkbook wb) |
| { |
| populateData(wb, 1000, 5); |
| |
| for (Sheet sheet : wb) { |
| SXSSFSheet sxSheet = (SXSSFSheet) sheet; |
| assertTrue(sxSheet.getSheetDataWriter().getTempFile().exists()); |
| } |
| |
| assertTrue(wb.dispose()); |
| |
| for (Sheet sheet : wb) { |
| SXSSFSheet sxSheet = (SXSSFSheet) sheet; |
| assertFalse(sxSheet.getSheetDataWriter().getTempFile().exists()); |
| } |
| } |
| |
| private static void populateData(Workbook wb, final int rowNum, final int sheetNum) { |
| for(int i = 0; i < sheetNum; i++){ |
| Sheet sh = wb.createSheet("sheet" + i); |
| for(int j = 0; j < rowNum; j++){ |
| Row row = sh.createRow(j); |
| Cell cell1 = row.createCell(0); |
| cell1.setCellValue(new CellReference(cell1).formatAsString()); |
| |
| Cell cell2 = row.createCell(1); |
| cell2.setCellValue(i); |
| |
| Cell cell3 = row.createCell(2); |
| cell3.setCellValue(j); |
| } |
| } |
| } |
| |
| @Test |
| void workbookDispose() throws IOException { |
| SXSSFWorkbook wb1 = new SXSSFWorkbook(); |
| // the underlying writer is SheetDataWriter |
| assertWorkbookDispose(wb1); |
| wb1.close(); |
| |
| SXSSFWorkbook wb2 = new SXSSFWorkbook(); |
| wb2.setCompressTempFiles(true); |
| // the underlying writer is GZIPSheetDataWriter |
| assertWorkbookDispose(wb2); |
| wb2.close(); |
| } |
| |
| @Test |
| void bug53515() throws Exception { |
| try (Workbook wb1 = new SXSSFWorkbook(10)) { |
| populateWorkbook(wb1); |
| saveTwice(wb1); |
| try (Workbook wb2 = new XSSFWorkbook()) { |
| populateWorkbook(wb2); |
| saveTwice(wb2); |
| } |
| } |
| } |
| |
| @Disabled("Crashes the JVM because of documented JVM behavior with concurrent writing/reading of zip-files, " |
| + "see http://www.oracle.com/technetwork/java/javase/documentation/overview-156328.html") |
| void bug53515a() throws Exception { |
| File out = new File("Test.xlsx"); |
| assertTrue(!out.exists() || out.delete()); |
| for (int i = 0; i < 2; i++) { |
| final SXSSFWorkbook wb; |
| if (out.exists()) { |
| wb = new SXSSFWorkbook( |
| (XSSFWorkbook) WorkbookFactory.create(out)); |
| } else { |
| wb = new SXSSFWorkbook(10); |
| } |
| |
| try { |
| FileOutputStream outSteam = new FileOutputStream(out); |
| if (i == 0) { |
| populateWorkbook(wb); |
| } else { |
| System.gc(); |
| System.gc(); |
| System.gc(); |
| } |
| |
| wb.write(outSteam); |
| // assertTrue(wb.dispose()); |
| outSteam.close(); |
| } finally { |
| assertTrue(wb.dispose()); |
| } |
| wb.close(); |
| } |
| assertTrue(out.exists()); |
| assertTrue(out.delete()); |
| } |
| |
| private static void populateWorkbook(Workbook wb) { |
| Sheet sh = wb.createSheet(); |
| for (int rownum = 0; rownum < 100; rownum++) { |
| Row row = sh.createRow(rownum); |
| for (int cellnum = 0; cellnum < 10; cellnum++) { |
| Cell cell = row.createCell(cellnum); |
| String address = new CellReference(cell).formatAsString(); |
| cell.setCellValue(address); |
| } |
| } |
| } |
| |
| private static void saveTwice(Workbook wb) throws Exception { |
| for (int i = 0; i < 2; i++) { |
| try (NullOutputStream out = new NullOutputStream()) { |
| wb.write(out); |
| } catch (Exception e) { |
| throw new Exception("ERROR: failed on " + (i + 1) |
| + "th time calling " + wb.getClass().getName() |
| + ".write() with exception " + e.getMessage(), e); |
| } |
| } |
| } |
| |
| @Test |
| void closeDoesNotModifyWorkbook() throws IOException { |
| final String filename = "SampleSS.xlsx"; |
| final File file = POIDataSamples.getSpreadSheetInstance().getFile(filename); |
| |
| // Some tests commented out because close() modifies the file |
| // See bug 58779 |
| |
| // String |
| //wb = new SXSSFWorkbook(new XSSFWorkbook(file.getPath())); |
| //assertCloseDoesNotModifyFile(filename, wb); |
| |
| // File |
| //wb = new SXSSFWorkbook(new XSSFWorkbook(file)); |
| //assertCloseDoesNotModifyFile(filename, wb); |
| |
| // InputStream |
| |
| try (FileInputStream fis = new FileInputStream(file); |
| XSSFWorkbook xwb = new XSSFWorkbook(fis); |
| SXSSFWorkbook wb = new SXSSFWorkbook(xwb)) { |
| assertCloseDoesNotModifyFile(filename, wb); |
| } |
| |
| // OPCPackage |
| //wb = new SXSSFWorkbook(new XSSFWorkbook(OPCPackage.open(file))); |
| //assertCloseDoesNotModifyFile(filename, wb); |
| } |
| |
| /** |
| * Bug #59743 |
| * |
| * this is only triggered on other files apart of sheet[1,2,...].xml |
| * as those are either copied uncompressed or with the use of GZIPInputStream |
| * so we use shared strings |
| */ |
| @Test |
| void testZipBombNotTriggeredOnUselessContent() throws IOException { |
| try (SXSSFWorkbook swb = new SXSSFWorkbook(null, 1, true, true)) { |
| SXSSFSheet s = swb.createSheet(); |
| char[] useless = new char[32767]; |
| Arrays.fill(useless, ' '); |
| |
| for (int row = 0; row < 1; row++) { |
| Row r = s.createRow(row); |
| for (int col = 0; col < 10; col++) { |
| char[] prefix = Integer.toHexString(row * 1000 + col).toCharArray(); |
| Arrays.fill(useless, 0, 10, ' '); |
| System.arraycopy(prefix, 0, useless, 0, prefix.length); |
| String ul = new String(useless); |
| r.createCell(col, CellType.STRING).setCellValue(ul); |
| } |
| } |
| |
| assertDoesNotThrow(() -> swb.write(new NullOutputStream())); |
| swb.dispose(); |
| } |
| } |
| |
| /** |
| * To avoid accident changes to the template, you should be able |
| * to create a SXSSFWorkbook from a read-only XSSF one, then |
| * change + save that (only). See bug #60010 |
| * TODO Fix this to work! |
| */ |
| @Test |
| @Disabled |
| void createFromReadOnlyWorkbook() throws Exception { |
| String sheetName = "Test SXSSF"; |
| File input = XSSFTestDataSamples.getSampleFile("sample.xlsx"); |
| |
| try (OPCPackage pkg = OPCPackage.open(input, PackageAccess.READ)) { |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| try (XSSFWorkbook xssf = new XSSFWorkbook(pkg)) { |
| try (SXSSFWorkbook wb = new SXSSFWorkbook(xssf, 2)) { |
| Sheet s = wb.createSheet(sheetName); |
| for (int i = 0; i < 10; i++) { |
| Row r = s.createRow(i); |
| r.createCell(0).setCellValue(true); |
| r.createCell(1).setCellValue(2.4); |
| r.createCell(2).setCellValue("Test Row " + i); |
| } |
| assertEquals(10, s.getLastRowNum()); |
| |
| wb.write(bos); |
| wb.dispose(); |
| } |
| } |
| |
| try (XSSFWorkbook xssf = new XSSFWorkbook(new ByteArrayInputStream(bos.toByteArray()))) { |
| Sheet s = xssf.getSheet(sheetName); |
| assertEquals(10, s.getLastRowNum()); |
| assertTrue(s.getRow(0).getCell(0).getBooleanCellValue()); |
| assertEquals("Test Row 9", s.getRow(9).getCell(2).getStringCellValue()); |
| } |
| } |
| } |
| |
| |
| @Test |
| void test56557() throws IOException { |
| Workbook wb = XSSFTestDataSamples.openSampleWorkbook("56557.xlsx"); |
| |
| // Using streaming XSSFWorkbook makes the output file invalid |
| wb = new SXSSFWorkbook(((XSSFWorkbook) wb)); |
| |
| // Should not throw POIXMLException: java.io.IOException: Unable to parse xml bean when reading back |
| Workbook wbBack = XSSFTestDataSamples.writeOutAndReadBack(wb); |
| assertNotNull(wbBack); |
| wbBack.close(); |
| |
| wb.close(); |
| } |
| |
| void changeSheetNameWithSharedFormulas() { |
| /* not implemented */ |
| } |
| } |