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Posted to c-dev@xerces.apache.org by ji...@apache.org on 2004/05/14 18:05:56 UTC

[jira] Created: (XERCESC-1213) delete XercesDOMParser object does not release memory under Sun Solaris

Message:

  A new issue has been created in JIRA.

---------------------------------------------------------------------
View the issue:
  http://issues.apache.org/jira/browse/XERCESC-1213

Here is an overview of the issue:
---------------------------------------------------------------------
        Key: XERCESC-1213
    Summary: delete XercesDOMParser object does not release memory under Sun Solaris
       Type: Bug

     Status: Unassigned
   Priority: Critical

    Project: Xerces-C++
 Components: 
             Non-Validating Parser
   Versions:
             2.3.0

   Assignee: 
   Reporter: Kirill Shiff

    Created: Fri, 14 May 2004 9:05 AM
    Updated: Fri, 14 May 2004 9:05 AM
Environment: Sun Solaris Xerces 2.3

Description:
For following example Xerces does not release memory by delete m_pParser (nother by Terminate()) . It happends on Sun Solaris. Under windows it works OK.
however for i > 0 there is no allocated memory increase...

        XMLPlatformUtils::Initialize();
        for(long i = 0; i < 5; i++)
        {
            DOMNode*                    m_pRoot = 0;
	    DOMDocument*                m_pDOMDocument = 0;
	    XercesDOMParser* m_pParser = new XERCES_CPP_NAMESPACE_QUALIFIER XercesDOMParser();
            m_pParser->setDoNamespaces(true);
	    m_pParser->setValidationScheme(AbstractDOMParser::Val_Auto);
	    m_pParser->setExpandEntityReferences(false);
	    m_pParser->setIncludeIgnorableWhitespace(false);
            m_pParser->useCachedGrammarInParse(false);

             m_pParser->parse(xmlFile);
             m_pDOMDocument = m_pParser->getDocument();
             ....
             m_pRoot = m_pDOMDocument->getFirstChild();
             m_pParser->resetDocumentPool();
             m_pParser->resetCachedGrammarPool();
             delete m_pParser, m_pParser = 0;
        } 
        XMLPlatformUtils::Terminate();



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[jira] Resolved: (XERCESC-1213) delete XercesDOMParser object does not release memory under Sun Solaris

Posted by xe...@xml.apache.org.
Message:

   The following issue has been resolved as INVALID.

   Resolver: cargilld
       Date: Tue, 12 Oct 2004 9:41 AM

Marking invalid as per previous comment from Dallas.
---------------------------------------------------------------------
View the issue:
  http://issues.apache.org/jira/browse/XERCESC-1213

Here is an overview of the issue:
---------------------------------------------------------------------
        Key: XERCESC-1213
    Summary: delete XercesDOMParser object does not release memory under Sun Solaris
       Type: Bug

     Status: Resolved
   Priority: Critical
 Resolution: INVALID

    Project: Xerces-C++
 Components: 
             Non-Validating Parser
   Versions:
             2.3.0

   Assignee: 
   Reporter: Kirill Shiff

    Created: Fri, 14 May 2004 9:05 AM
    Updated: Tue, 12 Oct 2004 9:41 AM
Environment: Sun Solaris Xerces 2.3

Description:
For following example Xerces does not release memory by delete m_pParser (nother by Terminate()) . It happends on Sun Solaris. Under windows it works OK.
however for i > 0 there is no allocated memory increase...

        XMLPlatformUtils::Initialize();
        for(long i = 0; i < 5; i++)
        {
            DOMNode*                    m_pRoot = 0;
	    DOMDocument*                m_pDOMDocument = 0;
	    XercesDOMParser* m_pParser = new XERCES_CPP_NAMESPACE_QUALIFIER XercesDOMParser();
            m_pParser->setDoNamespaces(true);
	    m_pParser->setValidationScheme(AbstractDOMParser::Val_Auto);
	    m_pParser->setExpandEntityReferences(false);
	    m_pParser->setIncludeIgnorableWhitespace(false);
            m_pParser->useCachedGrammarInParse(false);

             m_pParser->parse(xmlFile);
             m_pDOMDocument = m_pParser->getDocument();
             ....
             m_pRoot = m_pDOMDocument->getFirstChild();
             m_pParser->resetDocumentPool();
             m_pParser->resetCachedGrammarPool();
             delete m_pParser, m_pParser = 0;
        } 
        XMLPlatformUtils::Terminate();



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[jira] Reopened: (XERCESC-1213) delete XercesDOMParser object does not release memory under Sun Solaris

Posted by "Alberto Massari (JIRA)" <xe...@xml.apache.org>.
     [ http://nagoya.apache.org/jira/browse/XERCESC-1213?page=history ]
     
Alberto Massari reopened XERCESC-1213:
--------------------------------------


> delete XercesDOMParser object does not release memory under Sun Solaris
> -----------------------------------------------------------------------
>
>          Key: XERCESC-1213
>          URL: http://nagoya.apache.org/jira/browse/XERCESC-1213
>      Project: Xerces-C++
>         Type: Bug
>   Components: Non-Validating Parser
>     Versions: 2.3.0
>  Environment: Sun Solaris Xerces 2.3
>     Reporter: Kirill Shiff
>     Priority: Critical

>
> For following example Xerces does not release memory by delete m_pParser (nother by Terminate()) . It happends on Sun Solaris. Under windows it works OK.
> however for i > 0 there is no allocated memory increase...
>         XMLPlatformUtils::Initialize();
>         for(long i = 0; i < 5; i++)
>         {
>             DOMNode*                    m_pRoot = 0;
> 	    DOMDocument*                m_pDOMDocument = 0;
> 	    XercesDOMParser* m_pParser = new XERCES_CPP_NAMESPACE_QUALIFIER XercesDOMParser();
>             m_pParser->setDoNamespaces(true);
> 	    m_pParser->setValidationScheme(AbstractDOMParser::Val_Auto);
> 	    m_pParser->setExpandEntityReferences(false);
> 	    m_pParser->setIncludeIgnorableWhitespace(false);
>             m_pParser->useCachedGrammarInParse(false);
>              m_pParser->parse(xmlFile);
>              m_pDOMDocument = m_pParser->getDocument();
>              ....
>              m_pRoot = m_pDOMDocument->getFirstChild();
>              m_pParser->resetDocumentPool();
>              m_pParser->resetCachedGrammarPool();
>              delete m_pParser, m_pParser = 0;
>         } 
>         XMLPlatformUtils::Terminate();

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[jira] Commented: (XERCESC-1213) delete XercesDOMParser object does not release memory under Sun Solaris

Posted by xe...@xml.apache.org.
The following comment has been added to this issue:

     Author: Kirill Shiff
    Created: Fri, 15 Oct 2004 12:37 PM
       Body:
I retested this case with compilation options for a multi-threaded app "-mt" for version 2.3 and 2.6 - problem STILL EXISTS :( ... Could somebody advise?
---------------------------------------------------------------------
View this comment:
  http://issues.apache.org/jira/browse/XERCESC-1213?page=comments#action_54223

---------------------------------------------------------------------
View the issue:
  http://issues.apache.org/jira/browse/XERCESC-1213

Here is an overview of the issue:
---------------------------------------------------------------------
        Key: XERCESC-1213
    Summary: delete XercesDOMParser object does not release memory under Sun Solaris
       Type: Bug

     Status: Resolved
   Priority: Critical
 Resolution: INVALID

    Project: Xerces-C++
 Components: 
             Non-Validating Parser
   Versions:
             2.3.0

   Assignee: 
   Reporter: Kirill Shiff

    Created: Fri, 14 May 2004 9:05 AM
    Updated: Fri, 15 Oct 2004 12:37 PM
Environment: Sun Solaris Xerces 2.3

Description:
For following example Xerces does not release memory by delete m_pParser (nother by Terminate()) . It happends on Sun Solaris. Under windows it works OK.
however for i > 0 there is no allocated memory increase...

        XMLPlatformUtils::Initialize();
        for(long i = 0; i < 5; i++)
        {
            DOMNode*                    m_pRoot = 0;
	    DOMDocument*                m_pDOMDocument = 0;
	    XercesDOMParser* m_pParser = new XERCES_CPP_NAMESPACE_QUALIFIER XercesDOMParser();
            m_pParser->setDoNamespaces(true);
	    m_pParser->setValidationScheme(AbstractDOMParser::Val_Auto);
	    m_pParser->setExpandEntityReferences(false);
	    m_pParser->setIncludeIgnorableWhitespace(false);
            m_pParser->useCachedGrammarInParse(false);

             m_pParser->parse(xmlFile);
             m_pDOMDocument = m_pParser->getDocument();
             ....
             m_pRoot = m_pDOMDocument->getFirstChild();
             m_pParser->resetDocumentPool();
             m_pParser->resetCachedGrammarPool();
             delete m_pParser, m_pParser = 0;
        } 
        XMLPlatformUtils::Terminate();



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[jira] Commented: (XERCESC-1213) delete XercesDOMParser object does not release memory under Sun Solaris

Posted by ji...@apache.org.
The following comment has been added to this issue:

     Author: Alberto Massari
    Created: Fri, 14 May 2004 9:11 AM
       Body:
The syntax 

            delete m_pParser, m_pParser = 0; 

seems suspicious to me; I cannot check with the C++ grammar book, but it could be the case that the Solaris compiler throws away the "delete m_pParser" part of the statement.
Try with a more standard

            delete m_pParser;
            m_pParser = 0; 

Alberto

---------------------------------------------------------------------
View this comment:
  http://issues.apache.org/jira/browse/XERCESC-1213?page=comments#action_35557

---------------------------------------------------------------------
View the issue:
  http://issues.apache.org/jira/browse/XERCESC-1213

Here is an overview of the issue:
---------------------------------------------------------------------
        Key: XERCESC-1213
    Summary: delete XercesDOMParser object does not release memory under Sun Solaris
       Type: Bug

     Status: Unassigned
   Priority: Critical

    Project: Xerces-C++
 Components: 
             Non-Validating Parser
   Versions:
             2.3.0

   Assignee: 
   Reporter: Kirill Shiff

    Created: Fri, 14 May 2004 9:05 AM
    Updated: Fri, 14 May 2004 9:11 AM
Environment: Sun Solaris Xerces 2.3

Description:
For following example Xerces does not release memory by delete m_pParser (nother by Terminate()) . It happends on Sun Solaris. Under windows it works OK.
however for i > 0 there is no allocated memory increase...

        XMLPlatformUtils::Initialize();
        for(long i = 0; i < 5; i++)
        {
            DOMNode*                    m_pRoot = 0;
	    DOMDocument*                m_pDOMDocument = 0;
	    XercesDOMParser* m_pParser = new XERCES_CPP_NAMESPACE_QUALIFIER XercesDOMParser();
            m_pParser->setDoNamespaces(true);
	    m_pParser->setValidationScheme(AbstractDOMParser::Val_Auto);
	    m_pParser->setExpandEntityReferences(false);
	    m_pParser->setIncludeIgnorableWhitespace(false);
            m_pParser->useCachedGrammarInParse(false);

             m_pParser->parse(xmlFile);
             m_pDOMDocument = m_pParser->getDocument();
             ....
             m_pRoot = m_pDOMDocument->getFirstChild();
             m_pParser->resetDocumentPool();
             m_pParser->resetCachedGrammarPool();
             delete m_pParser, m_pParser = 0;
        } 
        XMLPlatformUtils::Terminate();



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