JSP/Learn2011.12.08 15:32
자카르타 프로젝트의 GoodBug님 글 - 관련 공부를 하며 정리하려다가 엄청나게 정리되어 있는 글이 있어서 퍼옴.
http://www.jakartaproject.com/board-read.do?boardId=jakarta&boardNo=112606537076800&command=READ&t=1323325920821


 
Jakarta POI

 

 

X. 이미지

 

POI 3.0 부터 드디어 이미지를 지원하는군요.

아직 알파버젼이구요 http://www.apache.org/dyn/closer.cgi/jakarta/poi/ 에서 최신버젼을 다운 받을 수 있습니다

 

최신링크

http://mirror.apache.or.kr/jakarta/poi/dev/bin/poi-bin-3.0-alpha1-20050704.zip

 

아래 소스는 OKJSP의 "이루"님이 작성한 소스입니다

from http://www.okjsp.pe.kr/bbs?act=VIEW&seq=60543&bbs=bbs4&keyfield=content&keyword=&pg=0

 

import java.util.*;
import java.io.*;

import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.poifs.filesystem.*;
import org.apache.poi.poifs.filesystem.POIFSFileSystem.*;
import org.apache.poi.poifs.eventfilesystem.*;


public class InsertImage {
    public static void main(String[] args) throws IOException {
        POIFSFileSystem fs      = new POIFSFileSystem(new FileInputStream("/xxx/test.xls")); // 원본엑셀파일
        HSSFWorkbook    wb      = new HSSFWorkbook(fs);
        HSSFSheet       sheet   = wb.getSheetAt(0);

        drawSheet5( sheet, wb );

        // Write the file out.
        FileOutputStream fileOut = new FileOutputStream("/xxx/img_work.xls"); // 이미지 삽입된 엑셀파일
        wb.write(fileOut);
        fileOut.close();
    }

 

    private static void drawSheet5( HSSFSheet sheet, HSSFWorkbook wb ) throws IOException {
        // Create the drawing patriarch.  This is the top level container for
        // all shapes. This will clear out any existing shapes for that sheet.
        HSSFPatriarch patriarch = sheet.createDrawingPatriarch();

        HSSFClientAnchor anchor;
        anchor = new HSSFClientAnchor(0,0,0,255,(short)1,4,(short)2,4); // 이미지 크기조절은 여기서..
        anchor.setAnchorType( 2 );
        patriarch.createPicture(anchor, loadPicture( "/xxx/okjsp.jpg", wb )); // 삽입 할 이미지
    }

 

    private static int loadPicture( String path, HSSFWorkbook wb ) throws IOException {
        int pictureIndex;
        FileInputStream fis = null;
        ByteArrayOutputStream bos = null;

        try {
            fis = new FileInputStream( path);
            bos = new ByteArrayOutputStream( );
            int c;
            while ( (c = fis.read()) != -1) {
                bos.write( c );
            }
            pictureIndex = wb.addPicture( bos.toByteArray(), HSSFWorkbook.PICTURE_TYPE_JPEG  );
        } finally {
            if (fis != null) fis.close();
            if (bos != null) bos.close();
        }
        return pictureIndex;
    }
}

 

 

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