com.xpn.xwiki.plugin.charts.source

Class DefaultDataSource

java.lang.Object

com.xpn.xwiki.plugin.charts.source.DefaultDataSource

All Implemented Interfaces:

DataSource

public class DefaultDataSource
extends Object
implements DataSource

Field Summary

Fields

Modifier and Type	Field and Description
protected Number[][]	data
protected String[]	headerColumn
protected String[]	headerRow

Constructor Summary

Constructors

Constructor and Description
DefaultDataSource() This no-arg constructor creates an empty data source with no headers.
DefaultDataSource(Number[][] data) This constructor creates a data source with no headers
DefaultDataSource(Number[][] data, String[] headerRow, String[] headerColumn) This constructor creates a data source with the given data and headers

Method Summary

Modifier and Type	Method and Description
Number[][]	getAllCells()
Number	getCell(int rowIndex, int colIndex)
Number[]	getColumn(int colIndex)
int	getColumnCount() The number of columns of this data source
String[]	getHeaderColumn()
String	getHeaderColumnValue(int rowIndex)
String[]	getHeaderRow()
String	getHeaderRowValue(int columnIndex)
Number[]	getRow(int rowIndex)
int	getRowCount() The number of rows of this data source
boolean	hasHeaderColumn()
boolean	hasHeaderRow()
void	setCell(int rowIndex, int colIndex, Number content) Sets the value of a single cell

Methods inherited from class java.lang.Object

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

Field Detail

data

protected Number[][] data

headerRow

protected String[] headerRow

headerColumn

protected String[] headerColumn

Constructor Detail

DefaultDataSource

public DefaultDataSource()

This no-arg constructor creates an empty data source with no headers.

DefaultDataSource

public DefaultDataSource(Number[][] data)

This constructor creates a data source with no headers

Parameters:

data - A matrix containing the values of the data source

DefaultDataSource

public DefaultDataSource(Number[][] data,
                         String[] headerRow,
                         String[] headerColumn)

This constructor creates a data source with the given data and headers

Parameters:

data - A matrix containing the values of the data source

headerRow - The header row with headerRow.length == data[x].length, for x=0,data.length-1

headerColumn - The header column with headerColumn.length == data.length

Throws:

IllegalArgumentException - Thrown when the conditions above are not satisfied

Method Detail

getRowCount

public int getRowCount()

The number of rows of this data source

Specified by:

getRowCount in interface DataSource

getColumnCount

public int getColumnCount()

The number of columns of this data source

Specified by:

getColumnCount in interface DataSource

getCell

public Number getCell(int rowIndex,
                      int colIndex)
               throws DataSourceException

Specified by:

getCell in interface DataSource

Returns:

The value of a single cell

Throws:

RowIndexOutOfBoundsException

ColumnIndexOutOfBoundsException

DataSourceException

setCell

public void setCell(int rowIndex,
                    int colIndex,
                    Number content)
             throws DataSourceException

Sets the value of a single cell

Throws:

RowIndexOutOfBoundsException

ColumnIndexOutOfBoundsException

DataSourceException

getRow

public Number[] getRow(int rowIndex)
                throws DataSourceException

Specified by:

getRow in interface DataSource

Returns:

A whole row

Throws:

RowIndexOutOfBoundsException

DataSourceException

getColumn

public Number[] getColumn(int colIndex)
                   throws DataSourceException

Specified by:

getColumn in interface DataSource

Returns:

A whole column

Throws:

ColumnIndexOutOfBoundsException

DataSourceException

getAllCells

public Number[][] getAllCells()
                       throws DataSourceException

Specified by:

getAllCells in interface DataSource

Returns:

A matrix containing the all data source values

Throws:

DataSourceException

hasHeaderRow

public boolean hasHeaderRow()
                     throws DataSourceException

Specified by:

hasHeaderRow in interface DataSource

Returns:

true when this data source has a header row

Throws:

DataSourceException

hasHeaderColumn

public boolean hasHeaderColumn()
                        throws DataSourceException

Specified by:

hasHeaderColumn in interface DataSource

Returns:

true when this data source has a header column

Throws:

DataSourceException

getHeaderRowValue

public String getHeaderRowValue(int columnIndex)
                         throws DataSourceException

Specified by:

getHeaderRowValue in interface DataSource

Returns:

the value in the header row, given by columnIndex

Throws:

NoHeaderRowException

ColumnIndexOutOfBoundsException

DataSourceException

getHeaderRow

public String[] getHeaderRow()
                      throws DataSourceException

Specified by:

getHeaderRow in interface DataSource

Returns:

The whole header row

Throws:

NoHeaderRowException

DataSourceException

getHeaderColumnValue

public String getHeaderColumnValue(int rowIndex)
                            throws DataSourceException

Specified by:

getHeaderColumnValue in interface DataSource

Returns:

the value in the header column, given by rowIndex

Throws:

NoHeaderColumnException

RowIndexOutOfBoundsException

DataSourceException

getHeaderColumn

public String[] getHeaderColumn()
                         throws DataSourceException

Specified by:

getHeaderColumn in interface DataSource

Returns:

The whole header column

Throws:

NoHeaderColumnException

DataSourceException