Do I have to link with the debug version of the xerces lib for this? Is the pdb not required?
-----Original Message----- From: Alberto Massari [mailto:[EMAIL PROTECTED] Sent: Thursday, November 02, 2006 5:32 PM To: [email protected] Subject: RE: [jira] Commented: (XERCESC-1279) Memory leak with writeToString in DOMWriter At 16.49 02/11/2006 +0530, Pranav, Savkur wrote: >Hi Alberto, > thanks for the reply. >I'm sure when the DOM Tree is not required but once the DOM Tree is not >used anymore,when I call a release on the DOMDocument pointer,a generic >exception is thrown. > Why is this? I don't know; have you tried to debug the code of the release() method? Alberto >Thanks, >Pranav > >-----Original Message----- >From: Alberto Massari [mailto:[EMAIL PROTECTED] >Sent: Thursday, November 02, 2006 4:15 PM >To: [email protected] >Subject: RE: [jira] Commented: (XERCESC-1279) Memory leak with >writeToString in DOMWriter > >Hi Pranav, > >At 15.55 02/11/2006 +0530, Pranav, Savkur wrote: > >Hello Alberto, > > > > Yes that helped big time! Thanks. > >I'm also using the DOMImplementation to form a DOM tree and to get > >the DOMElement and DOMDocument as below: > > > >DOMImplementation* impl = > >DOMImplementationRegistry::getDOMImplementation(X("Core")) > >XERCES_CPP_NAMESPACE::DOMDocument* doc = impl->createDocument( > > > >X("xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\""),// > >root element namespace URI. > > > > > >X("SPG_Root"), // root element name > > 0); // > >document type object (DTD). > > > >DOMNode* m_ppRootDOMNode = doc->getDocumentElement(); > >DOMDocument* m_ppDOMDocument = doc; > > > >This snippet is in a function. > >The m_ppDOMDocument is returned from the function after which it is > >used in a lot of places. > >Hence,it will not be correct if I do a release on the "doc" variable > >in > > >this snippet.Am I right? > >Right, or the caller will be accessing a deleted object. > > > >Should I be calling release on the m_ppDOMDocument once I'm done > >using the DOM Tree? > >Is it not necessary to call a release on the m_ppRootDOMNode? > >You need to call release() just once, when you are done with it. If you >are not sure when the DOM tree is no more used, you should wrap it in a >ad-hoc class that supports reference counting and calls >release() when the counter reaches 0. > >Alberto > > > >I'm asking you this because the memory validator tool is pointing to > >the DOMDocumentImpl for the memory leak as below: > >DOMDocumentImpl::DOMDocumentImpl(unsigned short const*, unsigned > >short const*,class xerces_2_2::DOMDocumentType*) Which in turn is > >shown to be > > >calling DOMDocumentImpl::allocate(unsigned int) And this is shown as > >the ultimate point of the memory leak > > > >Will this be the correct way of doing it? > > > >Thanks, > >Pranav > > > >-----Original Message----- > >From: Alberto Massari (JIRA) [mailto:[EMAIL PROTECTED] > >Sent: Thursday, November 02, 2006 1:52 PM > >To: [email protected] > >Subject: [jira] Commented: (XERCESC-1279) Memory leak with > >writeToString in DOMWriter > > > > [ > >http://issues.apache.org/jira/browse/XERCESC-1279?page=comments#actio > >n_ > >1 > >2446501 ] > > > >Alberto Massari commented on XERCESC-1279: > >------------------------------------------ > > > >Yes, you should call release() instead of delete, in order to be sure > >to use the proper memory manager > > > > > Memory leak with writeToString in DOMWriter > > > ------------------------------------------- > > > > > > Key: XERCESC-1279 > > > URL: >http://issues.apache.org/jira/browse/XERCESC-1279 > > > Project: Xerces-C++ > > > Issue Type: Bug > > > Affects Versions: 2.5.0 > > > Reporter: Dee > > > Priority: Critical > > > Attachments: xerces_leak.JPG > > > > > > > > > Hi All, > > > I have a very critical issue and we a re trying to implement this > > > in > >our mission critical application.. > > > I'm trying to use writeToString in DOMWriter using the function > > > GetXmlString below ----> I am getting a memory leak proportionate > > > to > >the size of document been serialized. > > > I'm unable to free up the memory allocated . > > > Is it something else we need to do ensure that the leak is closed.. > > > Kindly suggest.. > > > std::string GetXmlString(DOMNode *pNode) { std::string sXML = ""; > > > try { > > > DOMImplementation* impl = > > > DOMImplementationRegistry::getDOMImplementation(X("Core")); > > > // get the XML string out of the DOM DOMWriter *theSerializer = > > > impl->createDOMWriter(); XMLCh *xXml = > > > theSerializer->writeToString(*pNode); > > > char *pChar = XMLString::transcode(xXml); sXML = pChar; > > > XMLString::release(&pChar); XMLString::release(&xXml); delete > > > theSerializer; // delete impl; // theSerializer->release(); > > > //delete > > > > theSerializer; } > > > catch(const XMLException& toCatch) > > > { > > > char *pMsg = XMLString::transcode(toCatch.getMessage()); > > > XMLString::release(&pMsg); > > > > > > } > > > return sXML; > > > } > > > >-- > >This message is automatically generated by JIRA. > >- > >If you think it was sent incorrectly contact one of the administrators: > >http://issues.apache.org/jira/secure/Administrators.jspa > >- > >For more information on JIRA, see: > >http://www.atlassian.com/software/jira > > > > > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: [EMAIL PROTECTED] > >For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > >The new company Nokia Siemens Networks is expected to start > >operations by January 1, 2007, subject to customary regulatory > >approvals, the completion of standard closing conditions, and the > >agreement of a number of detailed implementation steps. > > > >Disclaimer: > >This e-mail may contain trade secrets or privileged, undisclosed or > >otherwise confidential information. 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