Apache POI透视表技术问询:如何移除红色标记的分组汇总行?
Apache POI透视表:移除行小计的方法
你提到的红色标记行官方名称是行小计(Row Subtotals),这是Excel透视表针对行分组自动生成的汇总行。
要移除这些行,需要在代码中为每个行字段设置禁用小计,修改后的完整代码如下:
import java.io.FileOutputStream; import org.apache.poi.ss.*; import org.apache.poi.ss.usermodel.*; import org.apache.poi.ss.util.*; import org.apache.poi.xssf.usermodel.*; public class CreatePivotTableComplex { public static void main(String[] args) throws Exception { try (Workbook workbook = new XSSFWorkbook(); FileOutputStream fileout = new FileOutputStream("Excel.xlsx") ) { Sheet pivotSheet = workbook.createSheet("Pivot"); Sheet dataSheet = workbook.createSheet("Data"); Row row; Cell cell; Object[][] data = new Object[][]{ new Object[]{"Name", "Country", "Count", "Value", "Date"}, new Object[]{"A", "C1", 2d, 123.56, "2023-05-22"}, new Object[]{"B", "C1", 4d, 34.56, "2023-05-23"}, new Object[]{"A", "C2", 1d, 56.78, "2023-05-24"}, new Object[]{"B", "C2", 7d, 23.45, "2023-05-25"}, new Object[]{"A", "C1", 3d, 234.56, "2023-05-26"}, new Object[]{"A", "C1", 2d, 132.56, "2023-05-27"}, new Object[]{"B", "C1", 5d, 78.90, "2023-05-28"} }; for (int r = 0; r < data.length; r++) { row = dataSheet.createRow(r); Object[] rowData = data[r]; for (int c = 0; c < rowData.length; c++) { cell = row.createCell(c); if (rowData[c] instanceof String) { cell.setCellValue((String) rowData[c]); } else if (rowData[c] instanceof Double) { cell.setCellValue((Double) rowData[c]); } } } AreaReference areaReference = new AreaReference(new CellReference(0, 0), new CellReference(data.length - 1, data[0].length - 1), SpreadsheetVersion.EXCEL2007); XSSFPivotTable pivotTable = ((XSSFSheet) pivotSheet).createPivotTable(areaReference, new CellReference("A4"), dataSheet); // 添加行标签并禁用对应字段的小计 pivotTable.addRowLabel(0); pivotTable.getCTPivotTableDefinition().getPivotFields().getPivotFieldArray(0).setSubtotal(false); pivotTable.addRowLabel(1); pivotTable.getCTPivotTableDefinition().getPivotFields().getPivotFieldArray(1).setSubtotal(false); pivotTable.addRowLabel(4); pivotTable.getCTPivotTableDefinition().getPivotFields().getPivotFieldArray(4).setSubtotal(false); pivotTable.addColumnLabel(DataConsolidateFunction.SUM, 2, "Sum of count"); pivotTable.addColumnLabel(DataConsolidateFunction.SUM, 3, "Sum of value"); pivotTable.getCTPivotTableDefinition().getPivotTableStyleInfo().setName("PivotStyleDark7"); pivotTable.getCTPivotTableDefinition().setCompact(false); pivotTable.getCTPivotTableDefinition().setCompactData(false); pivotTable.getCTPivotTableDefinition().setGridDropZones(false); pivotTable.getCTPivotTableDefinition().setRowGrandTotals(false); pivotTable.getCTPivotTableDefinition().setColGrandTotals(true); pivotTable.getCTPivotTableDefinition().setRowGrandTotals(true); pivotTable.getCTPivotTableDefinition().setEnableDrill(false); for (org.openxmlformats.schemas.spreadsheetml.x2006.main.CTPivotField pivotField : pivotTable.getCTPivotTableDefinition().getPivotFields() .getPivotFieldList()) { pivotField.setCompact(false); pivotField.setOutline(false); } workbook.write(fileout); } } }
核心修改说明:
- 在添加每个行标签后,通过
getPivotFieldArray(index)获取对应透视字段,调用setSubtotal(false)即可禁用该行分组的小计行。 - 注意行字段的索引要与数据列的索引对应(Name对应0、Country对应1、Date对应4)。
内容的提问来源于stack exchange,提问作者cilap
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