IsisXMLParameter.cpp

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#include <string>

#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/sax2/SAX2XMLReader.hpp>
#include <xercesc/sax2/Attributes.hpp>

#include "IString.h"

#include "IsisXMLParameter.h"
#include "IsisXMLChTrans.h"

using namespace std;

// Constructors

IsisXMLParameter::IsisXMLParameter(char *PencodingName,
                                   bool &PexpandNamespaces,
                                   XERCES::SAX2XMLReader* &Pparser,
                                   IsisParameterData *Pparameter) {

  encodingName = PencodingName;
  expandNamespaces = PexpandNamespaces;
  parser = Pparser;
  parameter = Pparameter;

  prevDocHandler = parser->getContentHandler();
  prevErrorHandler = parser->getErrorHandler();

  parser->setContentHandler(this);
  parser->setErrorHandler(this);

  generalHandler = NULL;
  multipleValuesHandler = NULL;
  ignoreHandler = NULL;
  listHandler = NULL;
  helpersHandler = NULL;
}

IsisXMLParameter::~IsisXMLParameter() {
  if(generalHandler != NULL) {
    delete generalHandler;
    generalHandler = NULL;
  }
  if(multipleValuesHandler != NULL) {
    delete multipleValuesHandler;
    multipleValuesHandler = NULL;
  }
  if(ignoreHandler != NULL) {
    delete ignoreHandler;
    ignoreHandler = NULL;
  }
  if(listHandler != NULL) {
    delete listHandler;
    listHandler = NULL;
  }
  if(helpersHandler != NULL) {
    delete helpersHandler;
    helpersHandler = NULL;
  }
}


//  IsisXMLParameter: Overrides of the SAX DocumentHandler interface
void IsisXMLParameter::characters(const XMLCh *const chars,
                                  const XMLSize_t length) {}


void IsisXMLParameter::endElement(const XMLCh *const uri,
                                  const XMLCh *const localname,
                                  const XMLCh *const qname) {
  if((string)XERCES::XMLString::transcode(localname) != "list") {
    parser->setContentHandler(prevDocHandler);
    parser->setErrorHandler(prevErrorHandler);
  }
}

void IsisXMLParameter::startElement(const XMLCh *const uri,
                                    const XMLCh *const localname,
                                    const XMLCh *const qname,
                                    const XERCES::Attributes &attributes) {
  if((string)XERCES::XMLString::transcode(localname) == (string)"type") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces,
                                        parser, &parameter->type);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"brief")  {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces,
                                        parser, &parameter->brief);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"description") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces,
                                        parser, &parameter->description);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"default") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->defaultValues);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"internalDefault") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser,
                                        &parameter->internalDefault);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"count") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser,
                                        &parameter->count);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"list") {
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"option") {
    if(listHandler != NULL) {
      delete listHandler;
      listHandler = NULL;
    }
    unsigned int index = parameter->listOptions.size();
    parameter->listOptions.resize(index + 1);
    QString lo = XERCES::XMLString::transcode(attributes.getValue((XMLSize_t)0));
    lo = lo.toUpper();
    parameter->listOptions[index].value = lo;
    listHandler = new IsisXMLList(encodingName, expandNamespaces, parser,
                                  &parameter->listOptions[index]);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"minimum") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    QString mi = XERCES::XMLString::transcode(attributes.getValue((XMLSize_t)0));
    parameter->minimum_inclusive = mi.toLower();
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces,
                                        parser, &parameter->minimum);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"maximum") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    QString mi = XERCES::XMLString::transcode(attributes.getValue((XMLSize_t)0));
    parameter->maximum_inclusive = mi.toLower();
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser,
                                        &parameter->maximum);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"greaterThan") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->greaterThan);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"greaterThanOrEqual") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->greaterThanOrEqual);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"lessThan") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->lessThan);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"lessThanOrEqual") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->lessThanOrEqual);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"notEqual") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->notEqual);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"odd") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    parameter->odd = "TRUE";
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser);

  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"exclusions") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->exclude);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"inclusions") {
    if(multipleValuesHandler != NULL) {
      delete multipleValuesHandler;
      multipleValuesHandler = NULL;
    }
    multipleValuesHandler = new IsisXMLMultipleValues(encodingName, expandNamespaces,
        parser, &parameter->include);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"filter") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser, &parameter->filter);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"defaultPath") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser,
                                        &parameter->path);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"fileMode") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser, &parameter->fileMode);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"pixelType") {
    if(generalHandler != NULL) {
      delete generalHandler;
      generalHandler = NULL;
    }
    generalHandler = new IsisXMLHandler(encodingName, expandNamespaces, parser, &parameter->pixelType);
  }
  else if((string)XERCES::XMLString::transcode(localname) == (string)"helpers") {
    if(helpersHandler != NULL) {
      delete helpersHandler;
      helpersHandler = NULL;
    }
    helpersHandler = new IsisXMLHelpers(encodingName, expandNamespaces, parser,
                                        &parameter->helpers);
  }
  else {
    if(ignoreHandler != NULL) {
      delete ignoreHandler;
      ignoreHandler = NULL;
    }
    ignoreHandler = new IsisXMLIgnore(encodingName, expandNamespaces, parser,
                                      (string)XERCES::XMLString::transcode(localname));
  }
}