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package com.example.demo.utils;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.xssf.binary.XSSFBSharedStringsTable;
import org.apache.poi.xssf.binary.XSSFBSheetHandler;
import org.apache.poi.xssf.binary.XSSFBStylesTable;
import org.apache.poi.xssf.eventusermodel.XSSFBReader;
import org.xml.sax.SAXException;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
/**
* @author xinlan
* @version 1.0
* @date 2023/1/29 21:15
*/
public class ExcelXlsbFileUtils {
private static final String filePath = "D:\\Documents\\WeChat Files\\wxid_cnm3kxiloquj21\\FileStorage\\File\\2023-01\\CLARKSONS WAF VLCC POSITION UPDATED 05 JAN 2023.xlsb";
public static void main(String[] args) {
callXLToList(filePath);
}
static void callXLToList(String xlsbFileName){
OPCPackage pkg;
try {
pkg = OPCPackage.open(xlsbFileName);
XSSFBReader r = new XSSFBReader(pkg);
XSSFBSharedStringsTable sst = new XSSFBSharedStringsTable(pkg);
XSSFBStylesTable xssfbStylesTable = r.getXSSFBStylesTable();
XSSFBReader.SheetIterator it = (XSSFBReader.SheetIterator) r.getSheetsData();
List<XLSB2Lists> workBookAsList = new ArrayList<>();
int sheetNr = 1;
XLSB2Lists testSheetHandler = new XLSB2Lists();
while (it.hasNext()) {
InputStream is = it.next();
String name = it.getSheetName();
XSSFBSheetHandler sheetHandler = new XSSFBSheetHandler(is,
xssfbStylesTable,
it.getXSSFBSheetComments(),
sst, testSheetHandler,
new DataFormatter(),
false);
sheetHandler.parse();
sheetNr++;
// Add parsed sheet to workbook list
workBookAsList.add(testSheetHandler);
}
List<Book> list = testSheetHandler.list;
System.out.println("========================");
for (Book book : list) {
if(!Objects.isNull(book)) {
System.out.println("book.toString() = " + book.toString());
}
}
} catch (InvalidFormatException e) {
// TODO Please do your catch hier
e.printStackTrace();
} catch (IOException e) {
// TODO Please do your catch hier
e.printStackTrace();
} catch (OpenXML4JException e) {
// TODO Please do your catch hier
e.printStackTrace();
} catch (SAXException e) {
// TODO Please do your catch hier
e.printStackTrace();
}
}
}
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