[jdom-interest] fail to output Document to encrypted file

Laurent Bihanic laurent.bihanic at atosorigin.com
Fri Dec 5 06:38:45 PST 2003

XMLOutputter does not close the stream. You should try :

       OutputStream os = new CipherOutputStream(
                       new FileOutputStream(catFilePath),cipher);
       outp.output(doc, os);


On 05/12/2003 15:29, ÁÎÃûѧ wrote:

> Using "flowfish", I encrypted an xml file which is from a Document instance and
> successfully rebuilt the Document instance from the encypted file. Then before
> closing my application, I output the Document instance to an encrypted file. The
> code is as below, but the resulting file is not all right and seems to lack a few
> bytes(especially the last bytes) after it is decrypted.
>     try
>     {
>       String indent = " ";
>       boolean newLines = true;
>       XMLOutputter outp = new XMLOutputter(indent, newLines, "GB2312");
>       outp.setTextTrim(true);
>       // doc is a correct Document instance
>       // catFilePath is a String instance
>       // cipher is a Cipher instance for encrypting
>       outp.output(doc,new CipherOutputStream(
>                       new FileOutputStream(catFilePath),cipher));
>     }
>     catch (Exception e) {e.printStackTrace();}
> If I change indent,newLines,or remove "outp.setTextTrim(true)", the resulting file
> changes a little accordingly.
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