org.apache.metamodel.excel.XlsxSheetToRowsHandler Maven / Gradle / Ivy
/**
* 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.metamodel.excel;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFDateUtil;
import org.apache.poi.ss.usermodel.BuiltinFormats;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.ss.usermodel.FillPatternType;
import org.apache.poi.ss.usermodel.FontUnderline;
import org.apache.poi.xssf.eventusermodel.XSSFReader;
import org.apache.poi.xssf.model.SharedStringsTable;
import org.apache.poi.xssf.model.StylesTable;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFColor;
import org.apache.poi.xssf.usermodel.XSSFFont;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.apache.metamodel.data.Style;
import org.apache.metamodel.data.Style.SizeUnit;
import org.apache.metamodel.data.StyleBuilder;
import org.apache.metamodel.util.DateUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
/**
* XML handler for transforming a sheet into rows. Uses an
* {@link XlsxRowCallback} to publish identified rows.
*/
final class XlsxSheetToRowsHandler extends DefaultHandler {
private static final Logger logger = LoggerFactory.getLogger(XlsxSheetToRowsHandler.class);
private static enum XssfDataType {
BOOL, ERROR, FORMULA, INLINESTR, SSTINDEX, NUMBER,
}
// global variables
private final XlsxRowCallback _callback;
private final ExcelConfiguration _configuration;
private final StylesTable _stylesTable;
private final SharedStringsTable _sharedStringTable;
// variables used to hold information about the current rows
private int _rowNumber;
private final List _rowValues;
private final List