Java StylesTable类代码示例

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
@SuppressWarnings("unchecked")
private <T> List<T> processSheet(StylesTable styles, ReadOnlySharedStringsTable readOnlySharedStringsTable,
                                 Class<T> type, InputStream sheetInputStream) {

    DataFormatter formatter = new DataFormatter();
    InputSource sheetSource = new InputSource(sheetInputStream);
    try {
        XMLReader sheetParser = SAXHelper.newXMLReader();
        PoijiHandler poijiHandler = new PoijiHandler(type, options);
        ContentHandler contentHandler =
                new XSSFSheetXMLHandler(styles, null, readOnlySharedStringsTable, poijiHandler, formatter, false);
        sheetParser.setContentHandler(contentHandler);
        sheetParser.parse(sheetSource);
        return poijiHandler.getDataset();
    } catch (ParserConfigurationException | SAXException | IOException e) {
        throw new PoijiException("Problem occurred while reading data", e);
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public <T> List<T> unmarshal(Class<T> type) {
    try (OPCPackage open = OPCPackage.open(poijiFile.file())) {

        ReadOnlySharedStringsTable readOnlySharedStringsTable = new ReadOnlySharedStringsTable(open);
        XSSFReader xssfReader = new XSSFReader(open);
        StylesTable styles = xssfReader.getStylesTable();

        SheetIterator iter = (SheetIterator) xssfReader.getSheetsData();
        int index = 0;

        while (iter.hasNext()) {
            try (InputStream stream = iter.next()) {
                if (index == options.sheetIndex()) {
                    return processSheet(styles, readOnlySharedStringsTable, type, stream);
                }
            }
            ++index;
        }
        return new ArrayList<>();
    } catch (SAXException | IOException | OpenXML4JException e) {
        throw new PoijiException("Problem occurred while reading data", e);
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Initiates the processing of the XLS workbook file to CSV.
 *
 * @throws IOException
 * @throws OpenXML4JException
 * @throws ParserConfigurationException
 * @throws SAXException
 */
public List<String> process() throws IOException, OpenXML4JException, ParserConfigurationException, SAXException {
    ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(this.xlsxPackage);
    XSSFReader xssfReader = new XSSFReader(this.xlsxPackage);
    StylesTable styles = xssfReader.getStylesTable();
    XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader.getSheetsData();
    int index = 0;
    while (iter.hasNext()) {
        if (blankRowNum == 10) { break; }
        InputStream stream = iter.next();
        String sheetName = iter.getSheetName();
        results.add(ExcelValidator.SHEET_NAME_PREFIX + sheetName);
        processSheet(styles, strings, new SheetToCSV(), stream);
        stream.close();
        ++index;
    }

    return results;
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Accepts objects needed while parsing.
 *
 * @param styles  Table of styles
 * @param strings Table of shared strings
 */
public XSSFSheetXMLHandlerPlus(
    StylesTable styles,
    CommentsTable comments,
    ReadOnlySharedStringsTable strings,
    XSSFSheetXMLHandlerPlus.SheetContentsHandler sheetContentsHandler,
    DataFormatter dataFormatter,
    boolean formulasNotResults) {
    this.stylesTable = styles;
    this.commentsTable = comments;
    this.sharedStringsTable = strings;
    this.output = sheetContentsHandler;
    this.formulasNotResults = formulasNotResults;
    this.nextDataType = XSSFSheetXMLHandlerPlus.xssfDataType.NUMBER;
    this.formatter = dataFormatter;
    init();
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Initiates the processing of the XLS workbook file to CSV.
 *
 * @throws IOException
 * @throws OpenXML4JException
 * @throws ParserConfigurationException
 * @throws SAXException
 */
public List<String> process() throws IOException, OpenXML4JException, ParserConfigurationException, SAXException {
	ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(this.xlsxPackage);
	XSSFReader xssfReader = new XSSFReader(this.xlsxPackage);
	StylesTable styles = xssfReader.getStylesTable();
	XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader.getSheetsData();
	int index = 0;
	while (iter.hasNext()) {
		if(blankRowNum == 10)break;
		InputStream stream = iter.next();
		String sheetName = iter.getSheetName();
		results.add(ExcelValidator.SHEET_NAME_PREFIX + sheetName);
		processSheet(styles, strings, new SheetToCSV(), stream);
		stream.close();
		++index;
	}

	return results;
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Default constructor of {@link ContentHandlerImpl}
 *
 * @param sheetNumber The sheet number
 * @param dataCallback
 * @param styles Table of styles
 * @param sharedStringsTable Table of shared strings
 * @param dataHandler The handler to be delivered when data cell is ready to
 * @param ignoreEmptyRow If it should ignore missing/empty rows.
 * be used
 */
public ContentHandlerImpl(long sheetNumber,
        DataCallback dataCallback,
        StylesTable styles,
        ReadOnlySharedStringsTable sharedStringsTable,
        DataHandler dataHandler,boolean ignoreEmptyRow) {

    this.stylesTable = styles;
    this.sharedStringsTable = sharedStringsTable;
    this.bufferedReadedValue = new StringBuffer();
    this.sheetNumber = sheetNumber;
    this.dataCallback = dataCallback;
    this.currentCol = -1;
    this.rawValues = new NotNullList();
    this.formattedValues = new NotNullList();
    this.dataTypeService = new XlsxDataTypeServiceImpl();
    if (dataHandler == null) {
        this.dataHandler = new DefaultDataHandlerImpl(rawValues, formattedValues, sharedStringsTable);
    } else {
        this.dataHandler = dataHandler;
    }
    this.ignoreEmptyRow = ignoreEmptyRow;
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
public void processSheet(SheetContentsHandler sheetContentsExtractor,
    StylesTable styles, ReadOnlySharedStringsTable strings,
    InputStream sheetInputStream) throws IOException, SAXException {
  InputSource sheetSource = new InputSource(sheetInputStream);
  SAXParserFactory saxFactory = SAXParserFactory.newInstance();
  try {
    SAXParser saxParser = saxFactory.newSAXParser();
    XMLReader sheetParser = saxParser.getXMLReader();
    XSSFSheetInterestingPartsCapturer handler = new XSSFSheetInterestingPartsCapturer(
        new XSSFSheetXMLHandler(styles, strings, sheetContentsExtractor,
            formatter, false));
    sheetParser.setContentHandler(handler);
    sheetParser.parse(sheetSource);
    sheetInputStream.close();

    if (handler.hasProtection) {
      metadata.set(TikaMetadataKeys.PROTECTED, "true");
    }
  } catch (ParserConfigurationException e) {
    throw new RuntimeException("SAX parser appears to be broken - "
        + e.getMessage());
  }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
private Map<Integer, Map<Integer, Object>> parseCSVFromSheet(InputStream sheetInputStream, StylesTable stylesTable, SharedStringsTable sharedStringsTable)
{
    try
    {
        Map<Integer, Map<Integer, Object>> sheet = new HashMap<Integer, Map<Integer, Object>>();

        XMLReader      sheetParser  = XMLReaderFactory.createXMLReader();
        ContentHandler sheetHandler = new SheetHandler(sheet, stylesTable, sharedStringsTable);
        sheetParser.setContentHandler(sheetHandler);
        InputSource sheetSource = new InputSource(sheetInputStream);
        sheetParser.parse(sheetSource);
        sheetInputStream.close();

        return sheet;
    }
    catch (Throwable throwable)
    {
        logger.log(Level.WARNING, "Sheet conversion to CSV", throwable);

        return null;
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
void loadSheets(XSSFReader reader, SharedStringsTable sst, StylesTable stylesTable, int rowCacheSize) throws IOException, InvalidFormatException,
    XMLStreamException {
  lookupSheetNames(reader);

  //Some workbooks have multiple references to the same sheet. Need to filter
  //them out before creating the XMLEventReader by keeping track of their URIs.
  //The sheets are listed in order, so we must keep track of insertion order.
  SheetIterator iter = (SheetIterator) reader.getSheetsData();
  Map<URI, InputStream> sheetStreams = new LinkedHashMap<>();
  while(iter.hasNext()) {
    InputStream is = iter.next();
    sheetStreams.put(iter.getSheetPart().getPartName().getURI(), is);
  }

  //Iterate over the loaded streams
  int i = 0;
  for(URI uri : sheetStreams.keySet()) {
    XMLEventReader parser = StaxHelper.newXMLInputFactory().createXMLEventReader(sheetStreams.get(uri));
    sheets.add(new StreamingSheet(sheetProperties.get(i++).get("name"), new StreamingSheetReader(sst, stylesTable, parser, use1904Dates, rowCacheSize)));
  }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
private SchemaSheetInformation importSchema(XSSFReader r,StylesTable styles ,ReadOnlySharedStringsTable sst ){
	try {
		XSSFReader.SheetIterator it = (XSSFReader.SheetIterator) r.getSheetsData();
		while(it.hasNext()) {
			try(InputStream sheet = it.next()){
				String name = it.getSheetName();
				if(Strings.equalsStd(PoiIO.SCHEMA_SHEET_NAME, name)){
					InputSource sheetSource = new InputSource(sheet);
					ReadSchemaSheet readSchemaSheet = new ReadSchemaSheet();
					parseSheet(styles, sst, sheetSource, readSchemaSheet);
					return readSchemaSheet.finish(report);
				}	
			}
		}	
	} catch (Exception e) {
		throw new RuntimeException(e);
	}

	return null;
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Parses and shows the content of one sheet
 * using the specified styles and shared-strings tables.
 *
 * @param styles
 * @param strings
 * @param sheetInputStream
 */
public void processSheet(
        StylesTable styles,
        ReadOnlySharedStringsTable strings,
        InputStream sheetInputStream,
        PrintStream sheetOutputStream)
        throws IOException, ParserConfigurationException, SAXException {

    InputSource sheetSource = new InputSource(sheetInputStream);
    SAXParserFactory saxFactory = SAXParserFactory.newInstance();
    SAXParser saxParser = saxFactory.newSAXParser();
    XMLReader sheetParser = saxParser.getXMLReader();
    ContentHandler handler = new MyXSSFSheetHandler(styles, strings, this.minColumns, sheetOutputStream);
    sheetParser.setContentHandler(handler);
    sheetParser.parse(sheetSource);
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Initiates the processing of the XLS workbook file to CSV.
 *
 * @throws IOException
 * @throws org.apache.poi.openxml4j.exceptions.OpenXML4JException
 * @throws javax.xml.parsers.ParserConfigurationException
 * @throws org.xml.sax.SAXException
 */
public void process()
        throws IOException, OpenXML4JException, ParserConfigurationException, SAXException {

    ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(this.xlsxPackage);
    XSSFReader xssfReader = new XSSFReader(this.xlsxPackage);
    StylesTable styles = xssfReader.getStylesTable();
    XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader.getSheetsData();
    int index = 0;
    while (iter.hasNext()) {
        InputStream stream = iter.next();
        PrintStream output = dispatcher.openStreamForSheet(iter.getSheetName());
        processSheet(styles, strings, stream, output);
        dispatcher.closeStreamForSheet(output, iter.getSheetName());
        stream.close();
        ++index;
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * Parses and shows the content of one sheet using the specified styles and
 * shared-strings tables.
 *
 * @param styles
 * @param strings
 * @param sheetInputStream
 */
public void processSheet(StylesTable styles, ReadOnlySharedStringsTable strings, SheetContentsHandler sheetHandler,
                         InputStream sheetInputStream) throws IOException, ParserConfigurationException, SAXException {
    DataFormatter formatter = new DataFormatter();
    InputSource sheetSource = new InputSource(sheetInputStream);
    try {
        XMLReader sheetParser = SAXHelper.newXMLReader();
        ContentHandler handler = new XSSFSheetXMLHandler(styles, null, strings, sheetHandler, formatter, false);
        sheetParser.setContentHandler(handler);
        sheetParser.parse(sheetSource);
    } catch (ParserConfigurationException e) {
        throw new RuntimeException("SAX parser appears to be broken - " + e.getMessage());
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
/**
 * 开始解析Excel文档
 *
 * @throws ReadExcelException
 */
public void process() throws ReadExcelException {
    try {
        ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(this.xlsxPackage);
        XSSFReader xssfReader = new XSSFReader(this.xlsxPackage);
        StylesTable styles = xssfReader.getStylesTable();
        XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader.getSheetsData();
        while (iter.hasNext()) {
            //初始化数据
            this.initDataPerSheet();
            InputStream stream = iter.next();
            this.processSheet(styles, strings, this, stream);
            stream.close();
        }
        //解析完后，判断用户是否设置了limit，若设置了执行以下操作
        if (this.limit > 0) {
            if (!this.datas.isEmpty()) {
                if (this.callback != null) {
                    //若数据不为空且回调函数被设置，则调用回调函数
                    this.callback.callback(this.currentRowInSheet, this.currentSheetInExcel, this.realRowInSheet,
                            this.realRowInExcel, this.allSheetInExcel, this.titles, this.columns, this.datas);
                }
                this.datas.clear();
            }
        }
    } catch (Exception e) {
        throw new ReadExcelException(e.getMessage());
    }
}
 

import org.apache.poi.xssf.model.StylesTable; //导入依赖的package包/类
public LoadingSheetXmlHandler( List<String> sst, StylesTable styles,
		String sheetname, Map<String, String> ns, boolean lsInMem ) {
	super( sst );
	this.styles = styles;
	namespaces = ns;

	// this will automatically convert to a relationship sheet if needed
	loadingsheet = LoadingSheetData.nodesheet( sheetname, "", lsInMem );
}