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@ -16,8 +16,6 @@ import org.apache.poi.openxml4j.opc.OPCPackage;
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import org.apache.poi.openxml4j.opc.PackageAccess; |
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import org.apache.poi.openxml4j.opc.PackagePart; |
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import org.apache.poi.xssf.eventusermodel.XSSFReader; |
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import org.apache.poi.xssf.model.CommentsTable; |
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import org.apache.poi.xssf.model.StylesTable; |
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import org.apache.poi.xssf.usermodel.XSSFRelation; |
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import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTWorkbook; |
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import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTWorkbookPr; |
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@ -27,45 +25,34 @@ import org.xml.sax.InputSource;
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import org.xml.sax.XMLReader; |
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import com.alibaba.excel.analysis.ExcelReadExecutor; |
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import com.alibaba.excel.analysis.v07.handlers.sax.SharedStringsTableHandler; |
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import com.alibaba.excel.analysis.v07.handlers.sax.XlsxRowHandler; |
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import com.alibaba.excel.cache.ReadCache; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.context.xlsx.XlsxReadContext; |
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import com.alibaba.excel.exception.ExcelAnalysisException; |
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import com.alibaba.excel.read.metadata.ReadSheet; |
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import com.alibaba.excel.read.metadata.holder.ReadWorkbookHolder; |
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import com.alibaba.excel.read.metadata.holder.xlsx.XlsxReadWorkbookHolder; |
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import com.alibaba.excel.util.CollectionUtils; |
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import com.alibaba.excel.util.FileUtils; |
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import com.alibaba.excel.util.SheetUtils; |
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import com.alibaba.excel.util.StringUtils; |
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/** |
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* |
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* @author jipengfei |
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*/ |
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public class XlsxSaxAnalyser implements ExcelReadExecutor { |
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private AnalysisContext analysisContext; |
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private XlsxReadContext xlsxReadContext; |
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private List<ReadSheet> sheetList; |
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private Map<Integer, InputStream> sheetMap; |
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/** |
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* excel comments |
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* key: sheetNo |
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* value: CommentsTanle |
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*/ |
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private Map<Integer, CommentsTable> commentsTableMap; |
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/** |
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* Current style information |
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*/ |
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private StylesTable stylesTable; |
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public XlsxSaxAnalyser(AnalysisContext analysisContext, InputStream decryptedStream) throws Exception { |
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this.analysisContext = analysisContext; |
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public XlsxSaxAnalyser(XlsxReadContext xlsxReadContext, InputStream decryptedStream) throws Exception { |
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this.xlsxReadContext = xlsxReadContext; |
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// Initialize cache
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ReadWorkbookHolder readWorkbookHolder = analysisContext.readWorkbookHolder(); |
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XlsxReadWorkbookHolder xlsxReadWorkbookHolder = xlsxReadContext.xlsxReadWorkbookHolder(); |
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OPCPackage pkg = readOpcPackage(readWorkbookHolder, decryptedStream); |
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readWorkbookHolder.setOpcPackage(pkg); |
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OPCPackage pkg = readOpcPackage(xlsxReadWorkbookHolder, decryptedStream); |
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xlsxReadWorkbookHolder.setOpcPackage(pkg); |
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ArrayList<PackagePart> packageParts = pkg.getPartsByContentType(XSSFRelation.SHARED_STRINGS.getContentType()); |
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@ -73,19 +60,18 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
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PackagePart sharedStringsTablePackagePart = packageParts.get(0); |
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// Specify default cache
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defaultReadCache(readWorkbookHolder, sharedStringsTablePackagePart); |
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defaultReadCache(xlsxReadWorkbookHolder, sharedStringsTablePackagePart); |
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// Analysis sharedStringsTable.xml
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analysisSharedStringsTable(sharedStringsTablePackagePart.getInputStream(), readWorkbookHolder); |
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analysisSharedStringsTable(sharedStringsTablePackagePart.getInputStream(), xlsxReadWorkbookHolder); |
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} |
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XSSFReader xssfReader = new XSSFReader(pkg); |
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analysisUse1904WindowDate(xssfReader, readWorkbookHolder); |
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analysisUse1904WindowDate(xssfReader, xlsxReadWorkbookHolder); |
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stylesTable = xssfReader.getStylesTable(); |
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xlsxReadWorkbookHolder.setStylesTable(xssfReader.getStylesTable()); |
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sheetList = new ArrayList<ReadSheet>(); |
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sheetMap = new HashMap<Integer, InputStream>(); |
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commentsTableMap = new HashMap<Integer, CommentsTable>(); |
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XSSFReader.SheetIterator ite = (XSSFReader.SheetIterator) xssfReader.getSheetsData(); |
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int index = 0; |
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if (!ite.hasNext()) { |
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@ -95,23 +81,19 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
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InputStream inputStream = ite.next(); |
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sheetList.add(new ReadSheet(index, ite.getSheetName())); |
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sheetMap.put(index, inputStream); |
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CommentsTable commentsTable = ite.getSheetComments(); |
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if (null != commentsTable) { |
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commentsTableMap.put(index, commentsTable); |
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} |
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index++; |
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} |
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} |
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private void defaultReadCache(ReadWorkbookHolder readWorkbookHolder, PackagePart sharedStringsTablePackagePart) { |
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ReadCache readCache = readWorkbookHolder.getReadCacheSelector().readCache(sharedStringsTablePackagePart); |
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readWorkbookHolder.setReadCache(readCache); |
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readCache.init(analysisContext); |
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private void defaultReadCache(XlsxReadWorkbookHolder xlsxReadWorkbookHolder, PackagePart sharedStringsTablePackagePart) { |
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ReadCache readCache = xlsxReadWorkbookHolder.getReadCacheSelector().readCache(sharedStringsTablePackagePart); |
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xlsxReadWorkbookHolder.setReadCache(readCache); |
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readCache.init(xlsxReadContext); |
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} |
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private void analysisUse1904WindowDate(XSSFReader xssfReader, ReadWorkbookHolder readWorkbookHolder) |
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private void analysisUse1904WindowDate(XSSFReader xssfReader, XlsxReadWorkbookHolder xlsxReadWorkbookHolder) |
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throws Exception { |
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if (readWorkbookHolder.globalConfiguration().getUse1904windowing() != null) { |
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if (xlsxReadWorkbookHolder.globalConfiguration().getUse1904windowing() != null) { |
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return; |
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} |
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InputStream workbookXml = xssfReader.getWorkbookData(); |
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@ -119,38 +101,38 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
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CTWorkbook wb = ctWorkbook.getWorkbook(); |
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CTWorkbookPr prefix = wb.getWorkbookPr(); |
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if (prefix != null && prefix.getDate1904()) { |
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readWorkbookHolder.getGlobalConfiguration().setUse1904windowing(Boolean.TRUE); |
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xlsxReadWorkbookHolder.getGlobalConfiguration().setUse1904windowing(Boolean.TRUE); |
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} else { |
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readWorkbookHolder.getGlobalConfiguration().setUse1904windowing(Boolean.FALSE); |
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xlsxReadWorkbookHolder.getGlobalConfiguration().setUse1904windowing(Boolean.FALSE); |
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} |
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} |
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private void analysisSharedStringsTable(InputStream sharedStringsTableInputStream, |
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ReadWorkbookHolder readWorkbookHolder) throws Exception { |
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ContentHandler handler = new SharedStringsTableHandler(readWorkbookHolder.getReadCache()); |
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XlsxReadWorkbookHolder xlsxReadWorkbookHolder) throws Exception { |
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ContentHandler handler = new SharedStringsTableHandler(xlsxReadWorkbookHolder.getReadCache()); |
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parseXmlSource(sharedStringsTableInputStream, handler); |
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readWorkbookHolder.getReadCache().putFinished(); |
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xlsxReadWorkbookHolder.getReadCache().putFinished(); |
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} |
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private OPCPackage readOpcPackage(ReadWorkbookHolder readWorkbookHolder, InputStream decryptedStream) |
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private OPCPackage readOpcPackage(XlsxReadWorkbookHolder xlsxReadWorkbookHolder, InputStream decryptedStream) |
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throws Exception { |
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if (decryptedStream == null && readWorkbookHolder.getFile() != null) { |
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return OPCPackage.open(readWorkbookHolder.getFile()); |
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if (decryptedStream == null && xlsxReadWorkbookHolder.getFile() != null) { |
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return OPCPackage.open(xlsxReadWorkbookHolder.getFile()); |
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} |
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if (readWorkbookHolder.getMandatoryUseInputStream()) { |
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if (xlsxReadWorkbookHolder.getMandatoryUseInputStream()) { |
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if (decryptedStream != null) { |
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return OPCPackage.open(decryptedStream); |
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} else { |
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return OPCPackage.open(readWorkbookHolder.getInputStream()); |
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return OPCPackage.open(xlsxReadWorkbookHolder.getInputStream()); |
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} |
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} |
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File readTempFile = FileUtils.createCacheTmpFile(); |
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readWorkbookHolder.setTempFile(readTempFile); |
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xlsxReadWorkbookHolder.setTempFile(readTempFile); |
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File tempFile = new File(readTempFile.getPath(), UUID.randomUUID().toString() + ".xlsx"); |
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if (decryptedStream != null) { |
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FileUtils.writeToFile(tempFile, decryptedStream); |
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} else { |
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FileUtils.writeToFile(tempFile, readWorkbookHolder.getInputStream()); |
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FileUtils.writeToFile(tempFile, xlsxReadWorkbookHolder.getInputStream()); |
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} |
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return OPCPackage.open(tempFile, PackageAccess.READ); |
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} |
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@ -164,7 +146,7 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
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InputSource inputSource = new InputSource(inputStream); |
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try { |
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SAXParserFactory saxFactory; |
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String xlsxSAXParserFactoryName = analysisContext.readWorkbookHolder().getXlsxSAXParserFactoryName(); |
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String xlsxSAXParserFactoryName = xlsxReadContext.xlsxReadWorkbookHolder().getSaxParserFactoryName(); |
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if (StringUtils.isEmpty(xlsxSAXParserFactoryName)) { |
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saxFactory = SAXParserFactory.newInstance(); |
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} else { |
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@ -194,16 +176,14 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
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} |
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@Override |
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public void execute(List<ReadSheet> readSheetList, Boolean readAll) { |
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public void execute() { |
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for (ReadSheet readSheet : sheetList) { |
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readSheet = SheetUtils.match(readSheet, readSheetList, readAll, |
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analysisContext.readWorkbookHolder().getGlobalConfiguration()); |
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readSheet = SheetUtils.match(readSheet, xlsxReadContext); |
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if (readSheet != null) { |
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analysisContext.currentSheet(readSheet); |
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Integer sheetNo = readSheet.getSheetNo(); |
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parseXmlSource(sheetMap.get(sheetNo), new XlsxRowHandler(analysisContext, stylesTable, commentsTableMap.get(sheetNo))); |
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xlsxReadContext.currentSheet(readSheet); |
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parseXmlSource(sheetMap.get(readSheet.getSheetNo()), new XlsxRowHandler(xlsxReadContext)); |
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// The last sheet is read
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analysisContext.readSheetHolder().notifyAfterAllAnalysed(analysisContext); |
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xlsxReadContext.analysisEventProcessor().endSheet(xlsxReadContext); |
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} |
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} |
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} |
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Jiaju Zhuang
5 years ago