/**
* @param attribute
* @return
*/
Attribute HDF5FileReader::getGlobalAttribute(const std::string& attribute)
{
//first, check if the attribute has already been requested. If so, return stored value
boost::unordered_map<std::string, Attribute>::iterator iter = gAttributes.find(attribute);
if (iter != gAttributes.end())
return (*iter).second;
// std::cout << "after search in getGlobalAttribute(const std::string& attribute)" << std::endl;
// std::cout << "attribute: " << attribute << std::endl;
H5::Group group = this->current_file->openGroup("/");
H5::Attribute h5attribute = group.openAttribute(attribute);
long attrNum = h5attribute.getId();
H5::DataType dataType = h5attribute.getDataType();
// std::cout << "attrNum after attribute: " << attrNum << std::endl;
Attribute current_attribute;
if (attrNum < 0)
{
std::cout << "attrNum: " << attrNum << " returned for " << attribute << std::endl;
}
else
{
// std::cout << "attribute: " << attribute << " attribute number: " << attrNum << std::endl;
// std::cout << "attempting to get attribute without using attribute number\n";
if (dataType.getClass() == H5T_STRING)
{
std::string attributeValue = "NULL";
h5attribute.read(dataType, attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
current_attribute.setAttributeName(attributeName);
//std::cout << "name: '" << attributeName << "' string attributeBuffer: '" << attributeValue << "'"<< std::endl;
current_attribute.setAttributeValue(attributeValue);
gAttributeByID[(int)attrNum] = current_attribute;
gAttributes[current_attribute.getAttributeName()] = current_attribute;
//return attribute;
} else if (dataType.getClass() == H5T_INTEGER)
{
//int attributeValue = 0.f;
int attributeBuffer;// = new int[1];
h5attribute.read(dataType, &attributeBuffer);
std::string attributeName = "";
attributeName = h5attribute.getName();
current_attribute.setAttributeName(attributeName);
//std::cout << "int attributeBuffer: '" << attributeBuffer << "'"<< std::endl;
current_attribute.setAttributeValue(attributeBuffer);
gAttributeByID[(int)attrNum] = current_attribute;
gAttributes[current_attribute.getAttributeName()] = current_attribute;
//return attribute;
} else if (dataType.getClass() == H5T_FLOAT)//CDF_FLOAT
{
//int attributeValue = 0.f;
float attributeValue;// = new int[1];
h5attribute.read(dataType, &attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
current_attribute.setAttributeName(attributeName);
//std::cout << "float attributeBuffer: '" << attributeValue << "'"<< std::endl;
current_attribute.setAttributeValue(attributeValue);
gAttributeByID[(int)attrNum] = current_attribute;
gAttributes[current_attribute.getAttributeName()] = current_attribute;
//return attribute;
}
}//gAttributes[attribute] = current_attribute;
return current_attribute;
// return Attribute();
}
/**
* @param variable
* @param vattribute
* @return
*/
Attribute HDF5FileReader::getVariableAttribute(const std::string& variable, const std::string& vattribute)
{
//first, check the vAttributes map
// std::cout<<"Checking variable attributes map\n";
boost::unordered_map<std::string, boost::unordered_map< std::string, Attribute> >::iterator iter =
vAttributes.find(variable);
if (iter != vAttributes.end())
{
boost::unordered_map< std::string, Attribute>::iterator iter2 = vAttributes[variable].find(vattribute);
if (iter2 != vAttributes[variable].end())
{
return (*iter2).second;
}
}
// std::cout<<"Attribute not loaded, opening Variables group\n";
H5::Group group = this->current_file->openGroup("Variables");
// std::cout<<"Group opened. Creating memory for H5::DataSet\n";
H5::DataSet * dataset = new H5::DataSet(group.openDataSet(variable));
// std::cout<<"creating h5attribute for variable\n";
H5::Attribute h5attribute = dataset->openAttribute(vattribute); //changed from group.openAttribute(vattribute);
// std::cout<<"attribute opened, obtaining data type\n";
H5::DataType dataType = h5attribute.getDataType();
Attribute attribute;
// std::cerr<<"Retrieving Variable attribute info:"<<std::endl;
if (dataType.getClass() == H5T_STRING)
{
// std::cout<<"String type variable attribute\n";
std::string attributeValue = "NULL";
h5attribute.read(dataType, &attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
//std::cout << "attributeBuffer: " << attributeBuffer << endl;
attribute.setAttributeValue(attributeValue);
//return attribute;
} else if (dataType.getClass() == H5T_INTEGER) //shouldn't this be H5T_INT or something?
{
// std::cout<<"Int type variable attribute\n";
//int attributeValue = 0.f;
int attributeBuffer;// = new int[1];
h5attribute.read(dataType, &attributeBuffer);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
attribute.setAttributeValue(attributeBuffer);
//return attribute;
} else if (dataType.getClass() == H5T_FLOAT)//CDF_FLOAT
{
// std::cout<<"Float type variable attribute\n";
//int attributeValue = 0.f;
float attributeValue;// = new int[1];
h5attribute.read(dataType, &attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
attribute.setAttributeValue(attributeValue);
//return attribute;
}
//cout << "added: " << i << " name: " << attribute.getAttributeName() << endl;
//std::cout << "Attribute: " << attribute.toString() << std::endl;
(vAttributes[variable])[vattribute] = attribute;
return attribute;
}
/**
* @param i The attribute number
* @return
*/
Attribute HDF5FileReader::getGlobalAttribute(long i)
{
std::cerr << "entered " << BOOST_CURRENT_FUNCTION << " i = " << (int)i << std::endl;
H5::Group group = this->current_file->openGroup("/");
std::cout<< "group assigned\n";
H5::Attribute h5attribute = group.openAttribute((unsigned int)i);
std::cout<< "attribute opened\n";
H5::DataType dataType = h5attribute.getDataType();
std::cout<< "dataType retrieved\n";
Attribute attribute;
std::cout << "checking dataType"<<std::endl;
if (dataType.getClass() == H5T_STRING)
{
std::string attributeValue = "NULL";
h5attribute.read(dataType, attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
//std::cout << "name: '" << attributeName << "' string attributeBuffer: '" << attributeValue << "'"<< std::endl;
attribute.setAttributeValue(attributeValue);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
} else if (dataType.getClass() == H5T_INTEGER)
{
//int attributeValue = 0.f;
int attributeBuffer;// = new int[1];
h5attribute.read(dataType, &attributeBuffer);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
//std::cout << "int attributeBuffer: '" << attributeBuffer << "'"<< std::endl;
attribute.setAttributeValue(attributeBuffer);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
} else if (dataType.getClass() == H5T_FLOAT)//CDF_FLOAT
{
//int attributeValue = 0.f;
float attributeValue;// = new int[1];
h5attribute.read(dataType, &attributeValue);
std::string attributeName = "";
attributeName = h5attribute.getName();
attribute.setAttributeName(attributeName);
//std::cout << "float attributeBuffer: '" << attributeValue << "'"<< std::endl;
attribute.setAttributeValue(attributeValue);
gAttributeByID[i] = attribute;
gAttributes[attribute.getAttributeName()] = attribute;
//return attribute;
}
//std::cout << "added: " << i << " name: '" << attribute.getAttributeName() << "'" << endl;
//std::cout << "Attribute: " << attribute.toString() << std::endl;
return attribute;
}