POI读取EXCEL进行sheet复制

转自https://www.2cto.com/kf/201108/99642.html

Java代码 

/********************************************************************

 *

 * (C) Copyright ISFnet Japan, Ltd. 2011 All rights reserved.

 *

 ********************************************************************/ 

package excel; 

import java.io.FileInputStream; 

import java.io.FileNotFoundException; 

import java.io.FileOutputStream; 

import java.io.IOException; 

import org.apache.poi.hssf.usermodel.HSSFSheet; 

import org.apache.poi.hssf.usermodel.HSSFWorkbook; 

import org.apache.poi.poifs.filesystem.POIFSFileSystem; 

import org.apache.poi.ss.usermodel.Cell; 

import org.apache.poi.ss.usermodel.Row; 

import org.apache.poi.ss.util.CellRangeAddress; 

/**

 * <p>

 * 

 * @author ISFnet DALIAN muzongqin

 * @since 2011/08/10

 * @version 1.0

 */ 

public class CopyExcel { 

    /**

     * 

     * 

     * 

     * @param args

     *            void

     * @throws IOException

     * @throws FileNotFoundException

     */ 

    public static void main(String[] args) throws FileNotFoundException, IOException { 

        // テンプレートとなるExcelファイルのパスを取得します。 

        final String INVOICE_FILE = "C:\\work\\jyuchu\\仕様書\\出力帳票\\修正済【完成】3_派遣労働者通知書.xls"; 

        // ファイルを読み込みます。 

        POIFSFileSystem filein = new POIFSFileSystem(new FileInputStream(INVOICE_FILE)); 

        // ワークブックを読み込みます。 

        HSSFWorkbook wb = new HSSFWorkbook(filein); 

        // シートを読み込みます。 

        HSSFSheet sheet1 = wb.getSheet("派遣労働者通知書"); 

        HSSFSheet sheet2 = wb.createSheet("派遣労働者通知書1"); 

        sheet2 = copySheet(sheet1, sheet2); 

        FileOutputStream fileOut = new FileOutputStream("d:\\test1.xls"); 

        wb.write(fileOut); 

        fileOut.close(); 

    } 

    private static HSSFSheet copySheet(HSSFSheet sheetFrom, HSSFSheet sheetTo) { 

        // 初期化 

        CellRangeAddress region = null; 

        Row rowFrom = null; 

        Row rowTo = null; 

        Cell cellFrom = null; 

        Cell cellTo = null; 

         

        //セル結合のコピー 

        for (int i = 0; i < sheetFrom.getNumMergedRegions(); i++) { 

            region = sheetFrom.getMergedRegion(i); 

            if ((region.getFirstColumn() >= sheetFrom.getFirstRowNum()) 

                    && (region.getLastRow() <= sheetFrom.getLastRowNum())) { 

                sheetTo.addMergedRegion(region); 

            } 

        } 

        //セルのコピー 

        for (int intRow = sheetFrom.getFirstRowNum(); int  Row < sheetFrom.getLastRowNum(); intRow++) { 

            rowFrom = sheetFrom.getRow(intRow); 

            rowTo = sheetTo.createRow(intRow); 

            if (null == rowFrom) 

                continue; 

            rowTo.setHeight(rowFrom.getHeight()); 

            for (int intCol = 0; intCol < rowFrom.getLastCellNum(); intCol++) { 

                //セル幅のコピー 

                sheetTo.setDefaultColumnStyle(intCol, sheetFrom.getColumnStyle(intCol)); 

                sheetTo.setColumnWidth(intCol, sheetFrom.getColumnWidth(intCol)); 

                cellFrom = rowFrom.getCell(intCol); 

                cellTo = rowTo.createCell(intCol); 

                if (null == cellFrom) 

                    continue; 

                //セルスタイルとタイプのコピー 

                cellTo.setCellStyle(cellFrom.getCellStyle()); 

                cellTo.setCellType(cellFrom.getCellType()); 

                 

                //タイトル内容のコピー 

                if (null != cellFrom.getStringCellValue() && !"".equals(cellFrom.getStringCellValue().trim())) 

                    cellTo.setCellValue(cellFrom.getStringCellValue()); 

            } 

        } 

         

        //枠線の設定 

        sheetTo.setDisplayGridlines(false); 

        //Excelのズーム設定 

        sheetTo.setZoom(80, 100); 

         

        //シートを戻る。 

        return sheetTo; 

    } 

}