Example usage for org.apache.poi.poifs.filesystem Ole10Native Ole10Native

Introduction

In this page you can find the example usage for org.apache.poi.poifs.filesystem Ole10Native Ole10Native.

Prototype

public Ole10Native(String label, String filename, String command, byte[] data) 

Source Link

Document

Creates an instance and fills the fields based on ...

Usage

From source file:com.orange.ocara.model.export.docx.AuditDocxExporter.java

License:Mozilla Public License

/**
 * Create OleObject using a sample./*from  ww  w  .  ja va2 s.c om*/
 *
 * @param from File to embed
 * @param to   Destination file
 */
private void createOleObject(File from, File to) throws IOException, Ole10NativeException {
    File existingOleObject = new File(templateDirectory, "word/embeddings/oleObject.bin");

    OutputStream os = null;
    try {
        // When
        POIFSFileSystem fs = new POIFSFileSystem(FileUtils.openInputStream(existingOleObject));

        fs.getRoot().getEntry(Ole10Native.OLE10_NATIVE).delete();

        Ole10Native ole = new Ole10Native(from.getName(), from.getName(), from.getName(),
                IOUtils.toByteArray(FileUtils.openInputStream(from)));

        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        ole.writeOut(stream);

        fs.getRoot().createDocument(Ole10Native.OLE10_NATIVE, new ByteArrayInputStream(stream.toByteArray()));

        os = FileUtils.openOutputStream(to);
        fs.writeFilesystem(os);

    } finally {
        IOUtils.closeQuietly(os);
    }
}

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From source file:com.vodafone.poms.ii.helpers.ExportManager.java

private static String addFile(XSSFSheet sh, String filePath, double oleId)
        throws IOException, InvalidFormatException {
    File file = new File(filePath);
    FileInputStream fin = new FileInputStream(file);
    byte[] data;//from   w  ww  . j av a2s  .  co  m
    data = new byte[fin.available()];
    fin.read(data);
    Ole10Native ole10 = new Ole10Native(file.getAbsolutePath(), file.getAbsolutePath(), file.getAbsolutePath(),
            data);

    ByteArrayOutputStream bos = new ByteArrayOutputStream(500);
    ole10.writeOut(bos);

    POIFSFileSystem poifs = new POIFSFileSystem();
    poifs.getRoot().createDocument(Ole10Native.OLE10_NATIVE, new ByteArrayInputStream(bos.toByteArray()));

    poifs.getRoot().setStorageClsid(ClassID.OLE10_PACKAGE);

    final PackagePartName pnOLE = PackagingURIHelper
            .createPartName("/xl/embeddings/oleObject" + oleId + Math.random() + ".bin");
    final PackagePart partOLE = sh.getWorkbook().getPackage().createPart(pnOLE,
            "application/vnd.openxmlformats-officedocument.oleObject");
    PackageRelationship prOLE = sh.getPackagePart().addRelationship(pnOLE, TargetMode.INTERNAL,
            POIXMLDocument.OLE_OBJECT_REL_TYPE);
    OutputStream os = partOLE.getOutputStream();
    poifs.writeFilesystem(os);
    os.close();
    poifs.close();

    return prOLE.getId();

}

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