apache poi excel单元格属性

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  • Apache POI Excel单元格属性示例
有时,我们希望创建具有基本样式的电子表格,然后将特殊样式应用于某些单元格,例如围绕一系列单元格绘制边框或设置区域的填充。 Apache POI提供了CellUtil.setCellProperties,它使我们能够执行此操作而无需在电子表格中创建一堆不必要的中间样式。
将属性创建为Map并将其应用于单元格。
让我们看一个示例,其中我们对某些单元格应用特殊样式。
Apache POI Excel单元格属性示例
package poiexample; import java.io.FileOutputStream; import java.io.OutputStream; import java.util.HashMap; import org.apache.poi.hssf.usermodel.HSSFWorkbook; import org.apache.poi.ss.usermodel.BorderStyle; import org.apache.poi.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.IndexedColors; import org.apache.poi.ss.usermodel.Row; import org.apache.poi.ss.usermodel.Sheet; import org.apache.poi.ss.usermodel.Workbook; import org.apache.poi.ss.util.CellUtil; public class CellPropertiesExample { public static void main(String[] args) { try (OutputStream os = new FileOutputStream("srcmini.xls")) { Workbook workbook = new HSSFWorkbook(); Sheet sheet = workbook.createSheet("Sheet"); HashMap< String, Object> properties = new HashMap< String, Object>(); // Set border around the cell properties.put(CellUtil.BORDER_TOP, BorderStyle.MEDIUM); properties.put(CellUtil.BORDER_BOTTOM, BorderStyle.MEDIUM); properties.put(CellUtil.BORDER_LEFT, BorderStyle.MEDIUM); properties.put(CellUtil.BORDER_RIGHT, BorderStyle.MEDIUM); // Set color Red properties.put(CellUtil.TOP_BORDER_COLOR, IndexedColors.RED.getIndex()); properties.put(CellUtil.BOTTOM_BORDER_COLOR, IndexedColors.RED.getIndex()); properties.put(CellUtil.LEFT_BORDER_COLOR, IndexedColors.RED.getIndex()); properties.put(CellUtil.RIGHT_BORDER_COLOR, IndexedColors.RED.getIndex()); // Apply the borders to the cell Row row= sheet.createRow(2); Cell cell = row.createCell(2); CellUtil.setCellStyleProperties(cell, properties); // Apply the borders to a 3x3 region starting at D4 for (int i=3; i < = 5; i++) { row = sheet.createRow(i); for (int j = 3; j < = 5; j++) { cell = row.createCell(j); CellUtil.setCellStyleProperties(cell, properties); } } workbook.write(os); }catch(Exception e) { System.out.println(e.getMessage()); } } }

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apache poi excel单元格属性

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