有什么方法可以使用Apache POI在Excel中创建数据透视表? [英] Is there any way to create a Pivot Table in Excel using Apache POI?
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问题描述
我目前正在致力于Excel的自动化,并添加了这样的内容,我充分利用了Apache POI库.
I am currently working on the automation of Excel, and add such I have made a good use of the Apache POI library.
由于我的excel工作簿中的各个列中存储了太多数据,因此我试图创建数据透视表.
As I have so much data stored in my excel workbook in various columns, that I'm trying to create a pivot table.
是否可以使用POI创建数据透视表?
我的要求是,我需要在新的Excel工作簿中或存储数据的同一工作簿中创建数据透视表.
My requirement is that I need to create the pivot table in a new excel workbook or in the same workbook where I store my data.
推荐答案
快速指南"已经过时.
public static void main(String[] args) throws FileNotFoundException, IOException, InvalidFormatException {
XSSFWorkbook wb = new XSSFWorkbook();
XSSFSheet sheet = (XSSFSheet) wb.createSheet();
//Create some data to build the pivot table on
setCellData(sheet);
XSSFPivotTable pivotTable = sheet.createPivotTable(new AreaReference("A1:D4"), new CellReference("H5"));
//Configure the pivot table
//Use first column as row label
pivotTable.addRowLabel(0);
//Sum up the second column
pivotTable.addColumnLabel(DataConsolidateFunction.SUM, 1);
//Set the third column as filter
pivotTable.addColumnLabel(DataConsolidateFunction.AVERAGE, 2);
//Add filter on forth column
pivotTable.addReportFilter(3);
FileOutputStream fileOut = new FileOutputStream("ooxml-pivottable.xlsx");
wb.write(fileOut);
fileOut.close();
}
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