RE: Error In Code (Sax Parsing)

Ok Guys,

Ive sorted It & made my deadline..

Thankyou to everyone who helped

Cheers
Alex


Jesse Pelton wrote:
> 
> But your constructor calls loadXML_proj(), so all the code in that
> function is executed while prjLoad is being constructed.  This does not
> differ in any significant way from executing the same code in the
> constructor.  
> 
> -----Original Message-----
> From: appleGuy [mailto:alx.curtis@xxxxxxxxx] 
> Sent: Wednesday, December 20, 2006 12:32 PM
> To: c-users@xxxxxxxxxxxxxxxxx
> Subject: RE: Error In Code (Sax Parsing)
> 
> 
> Ok, Ill see what turns up.
> 
> Most (if not all) of the parsing code is not in the constructor. Its in
> a
> seperate function, that is independant of the constructor.
> 
> Cheers
> Alex
> 
> 
> Jesse Pelton wrote:
>> 
>> You might want to start by trapping all the exceptions that parse()
> can
>> generate.  DOMException, OutOfMemoryException, and (I think)
>> SAXException are all possibilities that you haven't covered.  Using
> the
>> getMessage() member to display the exception message may well be
>> revealing.
>> 
>> Personally, I'd think twice before implementing a constructor that
> does
>> so much work.  Handling exceptions properly in constructors is
>> notoriously difficult, and this one is rife with opportunities for
>> error.
>> 
>> -----Original Message-----
>> From: appleGuy [mailto:alx.curtis@xxxxxxxxx] 
>> Sent: Wednesday, December 20, 2006 12:05 PM
>> To: c-users@xxxxxxxxxxxxxxxxx
>> Subject: Error In Code (Sax Parsing)
>> 
>> 
>> Hi,
>> 
>> My program generates a runtime error...I went through the debugger &
> it
>> seems to break at the parser->parse(XMLfile)
>> 
>> The error is:
>> 
>> Debug Error!....this application has requested the runtime to
> terminate
>> in
>> an unusual way
>> 
>> The code with problems:
>> 
>> #include "prjLoad.h"
>> 
>> //DEBUG
>> #include <iostream>
>> using namespace std;
>> 
>> //Default Constructor
>> prjLoad::prjLoad(prjHandler *ptr_tmp): prjHandle(ptr_tmp){
>>      loadXML_prj("xml_file.xml");
>> }
>> 
>> //Destructor
>> prjLoad::~prjLoad(void){
>>      //Terminate The Dom Session
>>      XMLPlatformUtils::Terminate();
>> }
>> 
>> bool prjLoad::loadXML_prj(char *prj_filename){
>>      //Start XML Xerces Framework
>>      try {
>>             XMLPlatformUtils::Initialize();
>>         }
>>         catch (const XMLException& toCatch) {
>>             char* message =
> XMLString::transcode(toCatch.getMessage());
>>             cout << "Error during initialization! :\n"
>>                  << message << "\n";
>>             XMLString::release(&message);
>>                      return false;
>>         }
>> 
>>              //Create New Parser (SAX)
>>         SAXParser* parser = new SAXParser();
>> 
>>              //File Input Validation
>>         parser->setDoValidation(true);    
>>         parser->setDoNamespaces(true);   
>> 
>>              //Create our SAX handler object and install it on the
>> parser (Doc & Error
>> Handler)
>>              //Using Project as Handler
>>              parser->setDocumentHandler(prjHandle);
>>              parser->setErrorHandler(prjHandle);
>> 
>>              //Load File through Xerces
>>              XERCES_STD_QUALIFIER ifstream xmlFileHandle;
>>         xmlFileHandle.open(prj_filename);
>> 
>>              //Load Each Line From File To Array xmlFile
>>              bool flag = true;
>>              while (flag == true)
>>     {
>>         char token[1000];
>>         //Set array to zeros
>>         memset(token,0,sizeof(token));
>> 
>>              //Sequential Search
>>              if(!(xmlFileHandle.eof())){
>>                      xmlFileHandle.getline(token, sizeof(token));
>> 
>>                      //Check If Line Contains Anything
>>                      if(!(token))
>>                              continue;
>>                      else {
>>                              //Load into New Derived Variable for
>> overloading & Safety
>>                              const char *XMLfile = token;
>> 
>>                              //Debug
>>                              cout << "Parsing: " << XMLfile << endl;
>> 
>>                              //ERROR WIPE -> NEEDS IMPLIMENTING
>> 
>>                              try {
>>                                      parser->parse(XMLfile);
>>                              }
>>                              catch(XMLException &e){
>>                                      cout << "ERROR OCCURED" << endl;
>>                              }
>> 
>>                      }
>>                      
>>              
>>              }
>>              //ELSE STATEMENT FOR EOF-> Set Flag to false therefore
>> exiting while loop
>>              else
>>                      flag = false;
>> 
>> 
>>      }
>>              return true;
>> }
>> 
>> Thanks For looking at this its been bugging me for hours
>> 
>> Cheers
>> -Alex
>> -- 
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>>
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>> 93779
>> Sent from the Xerces - C - Users mailing list archive at Nabble.com.
>> 
>> 
>> 
> 
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> 
> 
> 

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