Examples with DirectoryNode org.apache.poi.poifs.filesystem.DirectoryNode used on opensource projects

Example 41 with DirectoryNode

use of org.apache.poi.poifs.filesystem.DirectoryNode in project poi by apache.

the class TestExtractor method assertExtractFromEmbedded.

private PowerPointExtractor assertExtractFromEmbedded(DirectoryNode root, String entryName, String expected) throws IOException {
    DirectoryNode dir = (DirectoryNode) root.getEntry(entryName);
    assertTrue(dir.hasEntry(HSLFSlideShow.POWERPOINT_DOCUMENT));
    // Check the first file
    HSLFSlideShowImpl ppt = new HSLFSlideShowImpl(dir);
    PowerPointExtractor ppe = new PowerPointExtractor(ppt);
    assertEquals(expected, ppe.getText(true, false));
    return ppe;
}

Example 42 with DirectoryNode

use of org.apache.poi.poifs.filesystem.DirectoryNode in project poi by apache.

the class TestExtractor method testDifferentPOIFS.

/**
     * Tests that we can work with both {@link POIFSFileSystem}
     * and {@link NPOIFSFileSystem}
     */
@SuppressWarnings("resource")
@Test
public void testDifferentPOIFS() throws IOException {
    // Open the two filesystems
    File pptFile = slTests.getFile("basic_test_ppt_file.ppt");
    InputStream is1 = new FileInputStream(pptFile);
    OPOIFSFileSystem opoifs = new OPOIFSFileSystem(is1);
    is1.close();
    NPOIFSFileSystem npoifs = new NPOIFSFileSystem(pptFile);
    DirectoryNode[] files = { opoifs.getRoot(), npoifs.getRoot() };
    // Open directly
    for (DirectoryNode dir : files) {
        PowerPointExtractor extractor = new PowerPointExtractor(dir);
        assertEquals(expectText, extractor.getText());
    }
    // Open via a HSLFSlideShow
    for (DirectoryNode dir : files) {
        HSLFSlideShowImpl slideshow = new HSLFSlideShowImpl(dir);
        PowerPointExtractor extractor = new PowerPointExtractor(slideshow);
        assertEquals(expectText, extractor.getText());
        extractor.close();
        slideshow.close();
    }
    npoifs.close();
}

Example 43 with DirectoryNode

use of org.apache.poi.poifs.filesystem.DirectoryNode in project poi by apache.

the class HSSFPatriarch method createObjectData.

@Override
public HSSFObjectData createObjectData(ClientAnchor anchor, int storageId, int pictureIndex) {
    ObjRecord obj = new ObjRecord();
    CommonObjectDataSubRecord ftCmo = new CommonObjectDataSubRecord();
    ftCmo.setObjectType(CommonObjectDataSubRecord.OBJECT_TYPE_PICTURE);
    // ftCmo.setObjectId(oleShape.getShapeId()); ... will be set by onCreate(...)
    ftCmo.setLocked(true);
    ftCmo.setPrintable(true);
    ftCmo.setAutofill(true);
    ftCmo.setAutoline(true);
    ftCmo.setReserved1(0);
    ftCmo.setReserved2(0);
    ftCmo.setReserved3(0);
    obj.addSubRecord(ftCmo);
    // FtCf (pictFormat) 
    FtCfSubRecord ftCf = new FtCfSubRecord();
    HSSFPictureData pictData = getSheet().getWorkbook().getAllPictures().get(pictureIndex - 1);
    switch(pictData.getFormat()) {
        case Workbook.PICTURE_TYPE_WMF:
        case Workbook.PICTURE_TYPE_EMF:
            // this needs patch #49658 to be applied to actually work 
            ftCf.setFlags(FtCfSubRecord.METAFILE_BIT);
            break;
        case Workbook.PICTURE_TYPE_DIB:
        case Workbook.PICTURE_TYPE_PNG:
        case Workbook.PICTURE_TYPE_JPEG:
        case Workbook.PICTURE_TYPE_PICT:
            ftCf.setFlags(FtCfSubRecord.BITMAP_BIT);
            break;
        default:
            throw new IllegalStateException("Invalid picture type: " + pictData.getFormat());
    }
    obj.addSubRecord(ftCf);
    // FtPioGrbit (pictFlags)
    FtPioGrbitSubRecord ftPioGrbit = new FtPioGrbitSubRecord();
    ftPioGrbit.setFlagByBit(FtPioGrbitSubRecord.AUTO_PICT_BIT, true);
    obj.addSubRecord(ftPioGrbit);
    EmbeddedObjectRefSubRecord ftPictFmla = new EmbeddedObjectRefSubRecord();
    ftPictFmla.setUnknownFormulaData(new byte[] { 2, 0, 0, 0, 0 });
    ftPictFmla.setOleClassname("Paket");
    ftPictFmla.setStorageId(storageId);
    obj.addSubRecord(ftPictFmla);
    obj.addSubRecord(new EndSubRecord());
    String entryName = "MBD" + HexDump.toHex(storageId);
    DirectoryEntry oleRoot;
    try {
        DirectoryNode dn = _sheet.getWorkbook().getDirectory();
        if (dn == null) {
            throw new FileNotFoundException();
        }
        oleRoot = (DirectoryEntry) dn.getEntry(entryName);
    } catch (FileNotFoundException e) {
        throw new IllegalStateException("trying to add ole shape without actually adding data first - use HSSFWorkbook.addOlePackage first", e);
    }
    // create picture shape, which need to be minimal modified for oleshapes
    HSSFPicture shape = new HSSFPicture(null, (HSSFClientAnchor) anchor);
    shape.setPictureIndex(pictureIndex);
    EscherContainerRecord spContainer = shape.getEscherContainer();
    EscherSpRecord spRecord = spContainer.getChildById(EscherSpRecord.RECORD_ID);
    spRecord.setFlags(spRecord.getFlags() | EscherSpRecord.FLAG_OLESHAPE);
    HSSFObjectData oleShape = new HSSFObjectData(spContainer, obj, oleRoot);
    addShape(oleShape);
    onCreate(oleShape);
    return oleShape;
}

Example 44 with DirectoryNode

use of org.apache.poi.poifs.filesystem.DirectoryNode in project poi by apache.

the class HSSFWorkbook method write.

/**
     * Write out this workbook to the currently open {@link File} via the
     *  writeable {@link POIFSFileSystem} it was opened as. 
     *  
     * <p>This will fail (with an {@link IllegalStateException} if the
     *  Workbook was opened read-only, opened from an {@link InputStream}
     *   instead of a File, or if this is not the root document. For those cases, 
     *   you must use {@link #write(OutputStream)} or {@link #write(File)} to 
     *   write to a brand new document.
     */
@Override
public void write() throws IOException {
    validateInPlaceWritePossible();
    final DirectoryNode dir = getDirectory();
    // Update the Workbook stream in the file
    DocumentNode workbookNode = (DocumentNode) dir.getEntry(getWorkbookDirEntryName(dir));
    NPOIFSDocument workbookDoc = new NPOIFSDocument(workbookNode);
    workbookDoc.replaceContents(new ByteArrayInputStream(getBytes()));
    // Update the properties streams in the file
    writeProperties();
    // Sync with the File on disk
    dir.getFileSystem().writeFilesystem();
}

Example 45 with DirectoryNode

use of org.apache.poi.poifs.filesystem.DirectoryNode in project poi by apache.

the class TestHSSFWorkbook method wordDocEmbeddedInXls.

@Test
public void wordDocEmbeddedInXls() throws IOException {
    // Open the two filesystems
    DirectoryNode[] files = new DirectoryNode[2];
    POIFSFileSystem poifsFileSystem = new POIFSFileSystem(HSSFTestDataSamples.openSampleFileStream("WithEmbeddedObjects.xls"));
    try {
        files[0] = poifsFileSystem.getRoot();
        NPOIFSFileSystem npoifsFileSystem = new NPOIFSFileSystem(HSSFTestDataSamples.getSampleFile("WithEmbeddedObjects.xls"));
        try {
            files[1] = npoifsFileSystem.getRoot();
            // Check the embedded parts
            for (DirectoryNode root : files) {
                HSSFWorkbook hw = new HSSFWorkbook(root, true);
                List<HSSFObjectData> objects = hw.getAllEmbeddedObjects();
                boolean found = false;
                for (HSSFObjectData embeddedObject : objects) {
                    if (embeddedObject.hasDirectoryEntry()) {
                        DirectoryEntry dir = embeddedObject.getDirectory();
                        if (dir instanceof DirectoryNode) {
                            DirectoryNode dNode = (DirectoryNode) dir;
                            if (hasEntry(dNode, "WordDocument")) {
                                found = true;
                            }
                        }
                    }
                }
                assertTrue(found);
                hw.close();
            }
        } finally {
            npoifsFileSystem.close();
        }
    } finally {
        poifsFileSystem.close();
    }
}