prefuse.data.column
Class DoubleColumn

java.lang.Object
  prefuse.data.column.AbstractColumn
      prefuse.data.column.DoubleColumn

All Implemented Interfaces:

Column

public class DoubleColumn
extends AbstractColumn

Column implementation for storing double values.

Author:

jeffrey heer

Field Summary

Fields inherited from class prefuse.data.column.AbstractColumn

m_columnType, m_defaultValue, m_listeners, m_parser, m_readOnly

Constructor Summary

DoubleColumn()
Create a new empty DoubleColumn.

DoubleColumn(int nrows)
Create a new DoubleColumn.

DoubleColumn(int nrows, int capacity, double defaultValue)
Create a new DoubleColumn.

Method Summary

java.lang.Object	get(int row) Get the data value at the specified row
double	getDouble(int row) Get the data value at the specified row as a double
float	getFloat(int row) Get the data value at the specified row as a float
int	getInt(int row) Get the data value at the specified row as an integer
long	getLong(int row) Get the data value at the specified row as a long
int	getRowCount() Returns the number of rows in this data column
void	set(java.lang.Object val, int row) Set the data value at the specified row
void	setDouble(double val, int row) Set the data value at the specified row as a double
void	setFloat(float val, int row) Set the data value at the specified row as a float
void	setInt(int val, int row) Set the data value at the specified row as an integer
void	setLong(long val, int row) Set the data value at the specified row as a long
void	setMaximumRow(int nrows) Sets the number of rows in this data column

Methods inherited from class prefuse.data.column.AbstractColumn

addColumnListener, canGet, canGetBoolean, canGetDate, canGetDouble, canGetFloat, canGetInt, canGetLong, canGetString, canSet, canSetBoolean, canSetDate, canSetDouble, canSetFloat, canSetInt, canSetLong, canSetString, fireColumnEvent, fireColumnEvent, fireColumnEvent, fireColumnEvent, fireColumnEvent, fireColumnEvent, fireColumnEvent, getBoolean, getColumnType, getDate, getDefaultValue, getParser, getString, isCellEditable, isReadOnly, removeColumnListener, revertToDefault, setBoolean, setDate, setDefaultValue, setParser, setReadOnly, setString

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleColumn

public DoubleColumn()

Create a new empty DoubleColumn.

DoubleColumn

public DoubleColumn(int nrows)

Create a new DoubleColumn.

Parameters:

nrows - the initial size of the column

DoubleColumn

public DoubleColumn(int nrows,
                    int capacity,
                    double defaultValue)

Create a new DoubleColumn.

Parameters:

nrows - the initial size of the column

capacity - the initial capacity of the column

defaultValue - the default value for the column

Method Detail

getRowCount

public int getRowCount()

Description copied from interface: Column

Returns the number of rows in this data column

Returns:

the number of rows

See Also:

Column.getRowCount()

setMaximumRow

public void setMaximumRow(int nrows)

Description copied from interface: Column

Sets the number of rows in this data column

Parameters:

nrows - the number of rows

See Also:

Column.setMaximumRow(int)

get

public java.lang.Object get(int row)

Description copied from interface: Column

Get the data value at the specified row

Parameters:

row - the row from which to retrieve the value

Returns:

the data value

See Also:

Column.get(int)

set

public void set(java.lang.Object val,
                int row)
         throws DataTypeException

Description copied from interface: Column

Set the data value at the specified row

Parameters:

val - the value to set

row - the row at which to set the value

Throws:

DataTypeException

See Also:

Column.set(java.lang.Object, int)

getDouble

public double getDouble(int row)
                 throws DataTypeException

Description copied from class: AbstractColumn

Get the data value at the specified row as a double

Specified by:

getDouble in interface Column

Overrides:

getDouble in class AbstractColumn

Parameters:

row - the row from which to retrieve the value

Returns:

the data value as a double

Throws:

DataTypeException - if this column does not support the double type

See Also:

AbstractColumn.getDouble(int)

setDouble

public void setDouble(double val,
                      int row)
               throws DataTypeException

Description copied from class: AbstractColumn

Set the data value at the specified row as a double

Specified by:

setDouble in interface Column

Overrides:

setDouble in class AbstractColumn

Parameters:

val - the value to set

row - the row at which to set the value

Throws:

DataTypeException - if this column does not support the double type

See Also:

AbstractColumn.setDouble(double, int)

getInt

public int getInt(int row)
           throws DataTypeException

Description copied from class: AbstractColumn

Get the data value at the specified row as an integer

Specified by:

getInt in interface Column

Overrides:

getInt in class AbstractColumn

Parameters:

row - the row from which to retrieve the value

Returns:

the data value as an integer

Throws:

DataTypeException - if this column does not support the integer type

See Also:

Column.getInt(int)

setInt

public void setInt(int val,
                   int row)
            throws DataTypeException

Description copied from class: AbstractColumn

Set the data value at the specified row as an integer

Specified by:

setInt in interface Column

Overrides:

setInt in class AbstractColumn

Parameters:

val - the value to set

row - the row at which to set the value

Throws:

DataTypeException - if this column does not support the integer type

See Also:

Column.setInt(int, int)

getLong

public long getLong(int row)
             throws DataTypeException

Description copied from class: AbstractColumn

Get the data value at the specified row as a long

Specified by:

getLong in interface Column

Overrides:

getLong in class AbstractColumn

Parameters:

row - the row from which to retrieve the value

Returns:

the data value as a long

Throws:

DataTypeException - if this column does not support the long type

See Also:

Column.getLong(int)

setLong

public void setLong(long val,
                    int row)
             throws DataTypeException

Description copied from class: AbstractColumn

Set the data value at the specified row as a long

Specified by:

setLong in interface Column

Overrides:

setLong in class AbstractColumn

Parameters:

val - the value to set

row - the row at which to set the value

Throws:

DataTypeException - if this column does not support the long type

See Also:

Column.setLong(long, int)

getFloat

public float getFloat(int row)
               throws DataTypeException

Description copied from class: AbstractColumn

Get the data value at the specified row as a float

Specified by:

getFloat in interface Column

Overrides:

getFloat in class AbstractColumn

Parameters:

row - the row from which to retrieve the value

Returns:

the data value as a float

Throws:

DataTypeException - if this column does not support the float type

See Also:

Column.getFloat(int)

setFloat

public void setFloat(float val,
                     int row)
              throws DataTypeException

Description copied from class: AbstractColumn

Set the data value at the specified row as a float

Specified by:

setFloat in interface Column

Overrides:

setFloat in class AbstractColumn

Parameters:

val - the value to set

row - the row at which to set the value

Throws:

DataTypeException - if this column does not support the float type

See Also:

Column.setFloat(float, int)