//===============================================================//
QStringList cdfDataReader::getAttributeList()
{
long numAtts=0;
char attName[CDF_ATTR_NAME_LEN256 +1];
QStringList AttNameList;
//get the number of attributes in the file
CDFstatus status = CDFgetNumAttributes(this->fileId, &numAtts);
if(this->CDFstatusOK(status))
{
for(long x = 0; x < numAtts; x++)
{
//inquire as to what the attribute is
status = CDFgetAttrName(this->fileId, x, attName);
if(this->CDFstatusOK(status))
{
//add the name to the list of attributes
AttNameList.push_back(QString(attName));
}
}
}
//this list will be empty if an error occured
return AttNameList;
}
/**
* @param attribute_id
* @return String representing the name of the attribute specified by attribute_id
*/
std::string CDFFileReader::getVariableAttributeName(long attribute_id)
{
char buffer[256];
CDFgetAttrName(current_file_id, attribute_id, buffer);
std::string buffer_string = buffer;
//cout << "Attribute Name: '" << buffer_string << "'" << endl;
return buffer_string;
}
/**
* @param i The attribute number
* @return
*/
Attribute CDFFileReader::getGlobalAttribute(long i)
{
boost::unordered_map<long, Attribute>::iterator iter = gAttributeByID.find(i);
if (iter != gAttributeByID.end())
return (*iter).second;
//cout << "after search" << endl;
long attrNum = i;
//cout << "i: " << i << " attrNum: " << attrNum << endl;
long numElements;
long dataType;
//std::cout << "dataType: " << dataType << std::endl;
CDFstatus status = CDFgetAttrgEntryDataType (current_file_id, attrNum, 0, &dataType);
status = CDFgetAttrgEntryNumElements (current_file_id, attrNum, 0, &numElements);
Attribute attribute;
if (dataType == CDF_CHAR)
{
std::string attributeValue = "NULL";
char attributeBuffer[numElements+1];
CDFgetAttrgEntry(current_file_id, attrNum, 0, attributeBuffer);
//std::cout << "attrNum: " << attrNum << " i: " << i << " numElements: " << numElements << std::endl;
//modelName[numElements] = '\0';
attributeBuffer[numElements] = '\0';
//std::cout << "status: " << status << std::endl;
//if (status == CDF_OK)
{
attributeValue = attributeBuffer;
attributeValue = attributeValue.substr(0, numElements); //only use valid parts of char string
}
char attributeNameBuffer[512];
//char * ctemp = new char[512];
//strcpy(ctemp, attributeValue.c_str());
//void * vtemp = (void *)ctemp;
CDFgetAttrName(current_file_id, attrNum, attributeNameBuffer);
//std::cout << "attrNum: " << attrNum << " i: " << i << " numElements: " << numElements << std::endl;
//Attribute attribute;
attribute.setAttributeName(attributeNameBuffer);
//std::cout << "attributeBuffer: " << attributeBuffer << endl;
attribute.setAttributeValue(attributeValue);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
} else if (dataType == CDF_INT4)
{
//int attributeValue = 0.f;
int attributeBuffer;// = new int[1];
CDFgetAttrgEntry(current_file_id, attrNum, 0, (void*) &attributeBuffer);
//std::cout << "attrNum: " << attrNum << " i: " << i << " numElements: " << numElements << std::endl;
//std::cout << "numElements: " << numElements << std::endl;
//modelName[numElements] = '\0';
//std::cout << "status: " << status << std::endl;
//if (status == CDF_OK)
{
//do nothing. defaults to zero.
//attributeValue = (int) attributeBuffer[0];
}
char attributeNameBuffer[512];
CDFgetAttrName(current_file_id, attrNum, attributeNameBuffer);
//Attribute attribute;
attribute.setAttributeName(attributeNameBuffer);
attribute.setAttributeValue(attributeBuffer);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
} else if (dataType == CDF_FLOAT)//CDF_FLOAT
{
//float attributeValue = 0.f;
float attributeBuffer;// = new float[1];
CDFgetAttrgEntry(current_file_id, attrNum, 0, &attributeBuffer);
//std::cout << "numElements: " << numElements << std::endl;
//modelName[numElements] = '\0';
//std::cout << "status: " << status << std::endl;
char attributeNameBuffer[1024];
CDFgetAttrName(current_file_id, attrNum, attributeNameBuffer);
//Attribute attribute;
attribute.setAttributeName(attributeNameBuffer);
attribute.setAttributeValue(attributeBuffer);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
}
//cout << "added: " << i << " name: " << attribute.getAttributeName() << endl;
//std::cout << "Attribute: " << attribute.toString() << std::endl;
return attribute;
}
