Base class for file parsing. More...

#include <file.h>

Inheritance diagram for datafile:

Collaboration diagram for datafile:

Public Member Functions
	datafile (ifstream &infile, ofstream &outfile, bool loud, string filename, int dim, std::vector< std::vector< int > > rFieldMappings, std::vector< index_order > rIndexOrder, std::vector< adj_map > conv_factor, std::vector< adj_map > norm_val)
	Construct data file object using specified information. More...

virtual string	get_mod_name ()
	Get class name. More...

virtual	~datafile ()
	Free used data, delete the object. More...

	datafile (const datafile &d)
	Deep copy constructor. More...

virtual void	parse ()
	Parse the data file. More...

int	partition_layout (int partition, int n)
	Get the size of n dimension of the specified partition. More...

points *	get_points (int partition)
	Get a partitions' points. More...

pnt	get_point (int n)
	Get the nth point of the file. More...

pnt	get_point (int n, int partition)
	Get the nth point of the specified partition. More...

int	get_num_points ()
	Get the number of points in the file. More...

int	get_num_points (int partition)
	Get the number of points in the specified partition. More...

int	get_num_vars ()
	Get the number of variables in the file. More...

string	get_title ()
	Get file title if specified in file header. More...

int	get_num_partitions ()
	Get number of partition in the file. More...

Protected Member Functions
void	error_out (string err_ps)
	Log the string specified as an error event. More...

void	status_out (string st_ps)
	Log the string specified as a status event. More...

void	LogFieldMappings ()
	Log the field mapping data from the command line and stored in mFieldMappings. More...

int	get_num_dep_vars ()
	Get number of dependent variables. More...

index_order	get_index_order (int partition)

Protected Attributes
string	filename

ifstream &	infile

ofstream &	outfile

bool	loud

partition **	data_part

int	num_partitions

std::vector< string >	var_names

string	title

int	dimensions

std::vector< adj_map >	conv_factor

std::vector< adj_map >	norm_val

std::vector< std::vector< int > >	mFieldMappings

std::vector< index_order >	mIndexOrder

Private Attributes
int	dep_vars

Detailed Description

Base class for file parsing.

Definition at line 32 of file file.h.

Constructor & Destructor Documentation

datafile	(	ifstream &	infile,
		ofstream &	outfile,
		bool	loud,
		string	filename,
		int	dim,
		std::vector< std::vector< int > >	rFieldMappings,
		std::vector< index_order >	rIndexOrder,
		std::vector< adj_map >	conv_factor,
		std::vector< adj_map >	norm_val
	)

Construct data file object using specified information.

Parameters

infile	Input file stream
outfile	Log file stream
loud	Log verbosity
filename	Name of the input file
dim	Number of dimensions in the input file
rFieldMappings	Mappings of file variables to internal representation variables
rIndexOrder	The order of variables for index creation (for each partition)
conv_factor	Factors multiplied with corresponding variables in order to convert values with difference units
norm_val	Values multiplied with corresponding variables in order to reverse normalization

Definition at line 5 of file file.cpp.

References conv_factor, dep_vars, dimensions, filename, loud, mFieldMappings, mIndexOrder, norm_val, and num_partitions.

     : infile(infile), outfile(outfile) {
 
     this->loud = loud;
     this->filename = filename;
 
     this->conv_factor = conv_factor;
     this->norm_val = norm_val;
 
     this->mFieldMappings = rFieldMappings;
 
     this->num_partitions = -1;
     this->dep_vars = 0;
 
     this->dimensions = dim;
 
     this->mIndexOrder = rIndexOrder;
 
     //Seek to beginning of file
     infile.clear();
     infile.seekg(0, std::ios::beg);
 }

~datafile ( )

virtual

Free used data, delete the object.

Definition at line 30 of file file.cpp.

References data_part, i, and num_partitions.

                    {
 
     if(num_partitions > 0){
         for(int i=0; i<num_partitions; i++)
             delete data_part[i];
         delete[] data_part;
     }
 
 }

datafile ( const datafile & d )

Deep copy constructor.

Parameters

d	Datafile to copy

Definition at line 40 of file file.cpp.

References dep_vars, filename, loud, num_partitions, title, and var_names.

     : infile(d.infile), outfile(d.outfile) {
 
     filename = d.filename;
     loud = d.loud;
     num_partitions = d.num_partitions;
     title = d.title;
     dep_vars = d.dep_vars;
 
     var_names = d.var_names;
 
 }

Member Function Documentation

void error_out ( string err_ps )

protected

Log the string specified as an error event.

Parameters

err_ps Error message

Definition at line 65 of file file.cpp.

References filename, and outfile.

Referenced by tecplot_data::parse(), and tecplot_data::zone_error_out().

                                      {
     outfile << "ERROR   |  File \"" << this->filename << "\":  " << err_ps << std::endl;
     cout << "ERROR   |  File \"" << this->filename << "\":  " << err_ps << std::endl;
 }

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index_order get_index_order ( int partition )

protected

Definition at line 167 of file file.cpp.

References empty(), and mIndexOrder.

Referenced by tecplot_data::parse().

                                                   {
     for(int record_num = 0; record_num < mIndexOrder.size(); record_num++){
         if(mIndexOrder[record_num].partition_number == partition){
             return mIndexOrder[record_num];
         }
     }
 
     index_order empty;
     return empty;
 }

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string get_mod_name ( )

virtual

Get class name.

Returns: Name of the class (datafile)

Reimplemented in tecplot_data.

Definition at line 53 of file file.cpp.

Referenced by parse().

                              {
     return string("Datafile");
 }

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int get_num_dep_vars ( )

protected

Get number of dependent variables.

Returns: Number of dependent variables

Definition at line 163 of file file.cpp.

References dimensions, and var_names.

Referenced by tecplot_data::parse().

                               {
     return var_names.size() - dimensions;
 }

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int get_num_partitions ( )

Get number of partition in the file.

Returns: Number of partitions

Definition at line 151 of file file.cpp.

References num_partitions.

Referenced by get_points(), and retrievePoints().

                                 {
     return num_partitions;
 }

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int get_num_points ( )

Get the number of points in the file.

Returns: Number of points in file

Definition at line 130 of file file.cpp.

References data_part, partition::get_num_points(), i, and num_partitions.

Referenced by get_point().

                             {
     
     int ret = 0;
     
     //Get number of points of each partition
     for(int i=0; i<num_partitions; i++){
         if(data_part[i] != NULL)
             ret += data_part[i]->get_num_points();
     }
 
     return ret;
 }

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int get_num_points ( int partition )

Get the number of points in the specified partition.

Parameters

partition Partition number

Returns: Number of points in partition

Definition at line 143 of file file.cpp.

References data_part, and partition::get_num_points().

                                          {
     
     if(data_part[partition] != NULL)
         return data_part[partition]->get_num_points();
     else
         return 0;
 }

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int get_num_vars ( )

Get the number of variables in the file.

Returns: Number of variables

Definition at line 159 of file file.cpp.

References var_names.

Referenced by tecplot_data::parse().

                           {
     return var_names.size();
 }

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pnt get_point ( int n )

Get the nth point of the file.

Parameters

n	Point to retrieve

Returns: nth point of the entire file

Definition at line 111 of file file.cpp.

References data_part, partition::get_num_points(), get_num_points(), partition::get_point(), i, and num_partitions.

                             {
 
     //Calculate the correct partition
     int i;
     for(i=0; i<num_partitions; i++){
         if(data_part[i]->get_num_points() > n)
             break;
 
         n = n - data_part[i]->get_num_points();
     }
     
     //Retrieve point from partition
     return data_part[i]->get_point(n);
 }

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pnt get_point	(	int	n,
		int	partition
	)

Get the nth point of the specified partition.

Parameters

n	Point number
partition	Partition number

Returns: nth point of partition

Definition at line 126 of file file.cpp.

References data_part, and partition::get_point().

                                            {
     return data_part[partition]->get_point(n);
 }

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points * get_points ( int partition )

Get a partitions' points.

Parameters

partition Partition number

Returns: Points of the specified partition

Definition at line 100 of file file.cpp.

References data_part, get_num_partitions(), and partition::get_points().

Referenced by compareFiles(), and retrievePoints().

                                          {
     
     if(partition >= get_num_partitions())
         return NULL;
     
     return data_part[partition]->get_points();
 }

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string get_title ( )

Get file title if specified in file header.

Returns: File title

Definition at line 155 of file file.cpp.

References title.

                           {
     return title;
 }

void LogFieldMappings ( )

protected

Log the field mapping data from the command line and stored in mFieldMappings.

Definition at line 79 of file file.cpp.

References itoa(), mFieldMappings, and status_out().

Referenced by tecplot_data::read_header().

                                {
     for(int field=0; field<mFieldMappings.size(); field++){
         string st_out = string("Mapping VAR ");
         st_out += itoa(mFieldMappings[field][0]);
         st_out += " -> VAR ";
         st_out += itoa(mFieldMappings[field][1]);
 
         status_out(st_out);
     }
 }

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void parse ( )

virtual

Parse the data file.

Non functional, meant to be overriden by subclasses.

Reimplemented in tecplot_data.

Definition at line 57 of file file.cpp.

References get_mod_name(), and status_out().

Referenced by openAndParseFiles().

                     {
 
     //Print status
     status_out(get_mod_name());
 
     return;
 }

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int partition_layout	(	int	partition,
		int	n
	)

Get the size of n dimension of the specified partition.

Parameters

partition	Partition number
n	Dimension number

Returns: Size of n in partition

Definition at line 90 of file file.cpp.

References data_part, partition::get_layout(), and n.

                                                   {
     if(data_part[partition] != NULL)
         return data_part[partition]->get_layout()[n];
     else
         return 0;
 }

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void status_out ( string st_ps )

protected

Log the string specified as a status event.

Parameters

st_ps Status message

Definition at line 70 of file file.cpp.

References filename, loud, and outfile.

Referenced by LogFieldMappings(), parse(), tecplot_data::parse(), tecplot_data::read_header(), and tecplot_data::zone_status_out().

                                      {
     if(loud){
         outfile << "status  |  File \"" << this->filename << "\":  " << st_ps << std::endl;
     }
 }