Package org.apache.poi.hslf.model

Source Code of org.apache.poi.hslf.model.TestOleEmbedding

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   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.hslf.model;

import java.io.File;
import java.io.FileInputStream;

import junit.framework.TestCase;

import org.apache.poi.hslf.HSLFSlideShow;
import org.apache.poi.hslf.usermodel.ObjectData;
import org.apache.poi.hslf.usermodel.PictureData;
import org.apache.poi.hslf.usermodel.SlideShow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hwpf.HWPFDocument;

public final class TestOleEmbedding extends TestCase {
    /**
     * Tests support for OLE objects.
     *
     * @throws Exception if an error occurs.
     */
    public void testOleEmbedding2003() throws Exception {
        String dirname = System.getProperty("HSLF.testdata.path");
        File file = new File(dirname, "ole2-embedding-2003.ppt");
        HSLFSlideShow slideShow = new HSLFSlideShow(new FileInputStream(file));
        // Placeholder EMFs for clients that don't support the OLE components.
        PictureData[] pictures = slideShow.getPictures();
        assertEquals("Should be two pictures", 2, pictures.length);
        //assertDigestEquals("Wrong data for picture 1", "8d1fbadf4814f321bb1ccdd056e3c788", pictures[0].getData());
        //assertDigestEquals("Wrong data for picture 2", "987a698e83559cf3d38a0deeba1cc63b", pictures[1].getData());

        // Actual embedded objects.
        ObjectData[] objects = slideShow.getEmbeddedObjects();
        assertEquals("Should be two objects", 2, objects.length);
        //assertDigestEquals("Wrong data for objecs 1", "0d1fcc61a83de5c4894dc0c88e9a019d", objects[0].getData());
        //assertDigestEquals("Wrong data for object 2", "b323604b2003a7299c77c2693b641495", objects[1].getData());
    }

    public void testOLEShape() throws Exception {
        String dirname = System.getProperty("HSLF.testdata.path");
        File file = new File(dirname, "ole2-embedding-2003.ppt");
        FileInputStream is = new FileInputStream(file);
        SlideShow ppt = new SlideShow(is);
        is.close();

        Slide slide = ppt.getSlides()[0];
        Shape[] sh = slide.getShapes();
        int cnt = 0;
        for (int i = 0; i < sh.length; i++) {
            if(sh[i] instanceof OLEShape){
                cnt++;
                OLEShape ole = (OLEShape)sh[i];
                ObjectData data = ole.getObjectData();
                if("Worksheet".equals(ole.getInstanceName())){
                    //Voila! we created a workbook from the embedded OLE data
                    HSSFWorkbook wb = new HSSFWorkbook(data.getData());
                    HSSFSheet sheet = wb.getSheetAt(0);
                    //verify we can access the xls data
                    assertEquals(1, sheet.getRow(0).getCell(0).getNumericCellValue(), 0);
                    assertEquals(1, sheet.getRow(1).getCell(0).getNumericCellValue(), 0);
                    assertEquals(2, sheet.getRow(2).getCell(0).getNumericCellValue(), 0);
                    assertEquals(3, sheet.getRow(3).getCell(0).getNumericCellValue(), 0);
                    assertEquals(8, sheet.getRow(5).getCell(0).getNumericCellValue(), 0);
                } else if ("Document".equals(ole.getInstanceName())){
                    //creating a HWPF document
                    HWPFDocument doc = new HWPFDocument(data.getData());
                    String txt = doc.getRange().getParagraph(0).text();
                    assertEquals("OLE embedding is thoroughly unremarkable.\r", txt);
                }
            }

        }
        assertEquals("Expected 2 OLE shapes", 2, cnt);
    }
}
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