Hi Patricia,
I think you may need to Flush the stream to finish any buffered
output:
while ((count = decompressorStream.read(buf)) != -1) {
out.write(buf, 0, count);
}
out.flush();
return out.toByteArray();
Please let me know if this solves the issue.
Thanks,
Julian.
On Sep 5, 6:52 pm, "Patricia Goldweic" <[EMAIL PROTECTED]>
wrote:
> Hi,
> I just realized that I forgot to include part of the relevant code of my
> implementation (the definition of 'inflate'). Once again, I'll very much
> appreciate any help with this.
> -Patricia
>
> Here it goes:
>
> ===================================================================
> private static byte[] inflate(byte[] bytes, boolean nowrap)
>
> throws IOException {
>
> Inflater decompressor = null;
>
> InflaterInputStream decompressorStream = null;
>
> ByteArrayOutputStream out = new ByteArrayOutputStream();
>
> try {
>
> decompressor = new Inflater(nowrap);
>
> decompressorStream = new InflaterInputStream(new
> ByteArrayInputStream(bytes), decompressor);
>
> byte[] buf = new byte[1024];
>
> int count;
>
> while ((count = decompressorStream.read(buf)) != -1) {
>
> out.write(buf, 0, count);
>
> }
>
> return out.toByteArray();
>
> } finally {
>
> if (decompressor != null) decompressor.end();
>
> try {
>
> if (decompressorStream != null) decompressorStream.close();
>
> } catch (IOException ioe) {
>
> /*ignore*/
>
> }
>
> try {
>
> if (out != null) out.close();
>
> } catch (IOException ioe) {
>
> /*ignore*/
>
> }
>
> }
>
> }
>
> ============================================================================
> =====================
>
> Patricia Goldweic
> [EMAIL PROTECTED]
>
> _____
>
> From: [email protected]
> [mailto:[EMAIL PROTECTED] On Behalf Of Patricia Goldweic
> Sent: Thursday, September 04, 2008 4:40 PM
> To: [email protected]
> Subject: [google-apps-apis] Java SSO intermittent problem
>
> Hi,
> My SSO java code started failing intermittently with an exception of the
> type 'Unexpected end of ZLIB input stream' when decoding the SAML request.
> Has anybody gone through this before?
> Here is my code for decoding, based on the original reference
> implementation, and somewhat modified based on suggestions in this list from
> some time ago (by Nate) as to how to avoid intermittent exceptions related
> to buffer size:
>
> =======================================================================
>
> private String decodeAuthnRequestXML(String encodedRequestXmlString) throws
> SamlException {
>
> String uncompressed = null;
>
> try {
>
> // URL decode
>
> // No need to URL decode: auto decoded by request.getParameter() method
>
> // Base64 decode
>
> Base64 base64Decoder = new Base64();
>
> byte[] xmlBytes = encodedRequestXmlString.getBytes("UTF-8");
>
> byte[] base64DecodedByteArray = base64Decoder.decode(xmlBytes);
>
> // Uncompress the AuthnRequest data using a stream decompressor, as
> suggested by Nate ( Google Apps Api's group)
>
> try {
>
> uncompressed = new String(inflate(base64DecodedByteArray, true));
>
> } catch (ZipException e) {
>
> uncompressed = new String(inflate(base64DecodedByteArray, false));
>
> }
>
> } catch (UnsupportedEncodingException e) {
>
> e.printStackTrace();
>
> throw new SamlException("Error decoding AuthnRequest: " +
>
> "Check decoding scheme - " + e.getMessage());
>
> } catch (Exception e) {
>
> e.printStackTrace();
>
> throw new SamlException("Error decoding AuthnRequest: " +
>
> "Check decoding scheme - " + e.getMessage());
>
> }
>
> return uncompressed;
>
> }
>
> ============================================================================
> ======================
>
> I'll appreciate any ideas/suggestions you may have. Thanks,
>
> -Patricia
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