databionics.io
Class Array2DFile

java.lang.Object
  databionics.io.BaseFile
      databionics.io.Array2DFile

Direct Known Subclasses:

Array3DFile, LrnFile, UmxFile

public abstract class Array2DFile
extends BaseFile

Base class for all filetypes with 2D data arrays.

Field Summary

protected cern.colt.matrix.DoubleMatrix2D	data 2D matrix.
protected static org.apache.log4j.Logger	log Log4j logging.

Fields inherited from class databionics.io.BaseFile

allowEmptyLines, comment, commentPrefix, delimiter, delimiters, file, header, headerPrefix, loc, nf

Constructor Summary

Array2DFile()
Standard constructor

Array2DFile(int rows, int cols)
Constructor with size for an empty array.

Array2DFile(java.lang.String filename)
Constructor with a filename

Method Summary

protected void	buildHeader() Generate header.
protected java.lang.String	buildLine(int row) Construct a line for saving.
double	get(int r, int c) Get element of matrix.
int	getColumns() Get number of columns in matrix.
cern.colt.matrix.DoubleMatrix2D	getData() Get 2D matrix.
int	getRows() Get number of rows in matrix.
int	getSize() Get the number of lines in file.
protected void	init(int rows, int cols) Initialize 2D array.
protected void	parseLine(int row, java.lang.String line) Parse a line.
void	set(int r, int c, double v) Change element of matrix.
void	setData(double[][] data) Set 2D matrix as array
void	setData(cern.colt.matrix.DoubleMatrix2D data) Set 2D matrix.

Methods inherited from class databionics.io.BaseFile

checkHeader, checkHeaderAgainstSize, getComment, getFile, getFilename, getHeader, getLocale, getNumberFormat, isHeader, isNaN, isNumber, load, load, parseError, parseHeader, save, save, setComment, setFilename, setLocale, writeStringList, writeStringList

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

log

protected static org.apache.log4j.Logger log

Log4j logging.

data

protected cern.colt.matrix.DoubleMatrix2D data

2D matrix.

Constructor Detail

Array2DFile

public Array2DFile()

Standard constructor

Array2DFile

public Array2DFile(java.lang.String filename)

Constructor with a filename

Parameters:

filename - Name of the file

Array2DFile

public Array2DFile(int rows,
                   int cols)

Constructor with size for an empty array.

Parameters:

rows - Rows of data array.

cols - Columns of data array.

Method Detail

init

protected void init(int rows,
                    int cols)

Initialize 2D array.

Overrides:

init in class BaseFile

Parameters:

rows - Rows of data array.

cols - Columns of data array.

parseLine

protected void parseLine(int row,
                         java.lang.String line)

Parse a line.

Overrides:

parseLine in class BaseFile

Parameters:

row - Number of current line.

line - Current line.

buildHeader

protected void buildHeader()

Generate header.

Overrides:

buildHeader in class BaseFile

buildLine

protected java.lang.String buildLine(int row)

Construct a line for saving.

Overrides:

buildLine in class BaseFile

Parameters:

row - Number of current line.

Returns:

Line with that number.

getSize

public int getSize()

Get the number of lines in file.

Overrides:

getSize in class BaseFile

Returns:

Number of lines in file.

getColumns

public int getColumns()

Get number of columns in matrix.

getRows

public int getRows()

Get number of rows in matrix.

getData

public cern.colt.matrix.DoubleMatrix2D getData()

Get 2D matrix.

setData

public void setData(cern.colt.matrix.DoubleMatrix2D data)

Set 2D matrix.

Parameters:

data - 2D Data array.

setData

public void setData(double[][] data)

Set 2D matrix as array

Parameters:

data - 2D Data array.

set

public void set(int r,
                int c,
                double v)

Change element of matrix.

Parameters:

r - Row of value.

c - Column of value.

v - Value.

get

public double get(int r,
                  int c)

Get element of matrix.

Returns:

Value at this position