infovis.column
Class ColumnColumn

java.lang.Object
  infovis.utils.ChangeManager
      infovis.column.AbstractColumn
          infovis.column.BasicColumn
              infovis.column.BasicObjectColumn
                  infovis.column.ColumnColumn

All Implemented Interfaces:

IntComparator, Column, Metadata, Constants, RowComparator, Serializable

Direct Known Subclasses:

DefaultTable

public class ColumnColumn
extends BasicObjectColumn

Column containing columns.

Version:

$Revision: 1.4 $

Author:

Jean-Daniel Fekete

See Also:

Serialized Form

Field Summary

Fields inherited from class infovis.column.AbstractColumn

MODIFIED_ALL, MODIFIED_NONE

Fields inherited from interface infovis.metadata.Constants

CONTRIBUTOR, COVERAGE, CREATOR, DATE, DESCRITION, FORMAT, IDENTIFIER, LANGUAGE, PUBLISHER, RELATION, RIGHTS, SOURCE, SUBJECT, TITLE, TYPE

Constructor Summary

ColumnColumn(String name)
Creates a new ColumnColumn object.

ColumnColumn(String name, int reserve)
Creates a new ColumnColumn object.

Method Summary

void	add(Column element) Adds an element to the column.
int	compare(Column c1, Column c2) Comparator for elements of this column.
int	compare(int row1, int row2)
Object	definedValue() Returns the instance of a value defined with the right type for this column.
void	fill(Column val) Fills the column with the specified value.
static ColumnColumn	findColumn(Table t, String name) Returns a column as a ColumnColumn from a table, creating it if needed.
Column	get(int index) Returns the element at the specified position in this column.
static ColumnColumn	getColumn(Table t, int index) Returns a column as a ColumnColumn from an Table.
static ColumnColumn	getColumn(Table t, String name) Returns a column as a ColumnColumn from a Table.
Class	getValueClass() Returns the class of the elements.
void	set(int index, Column element) Replaces the element at the specified position in this column with the specified element.
void	setExtend(int index, Column element) Replaces the element at the specified position in this column with the specified element, growing the column if necessary.

Methods inherited from class infovis.column.BasicObjectColumn

add, capacity, clear, compare, compareValues, ensureCapacity, fill, format, getObjectAt, getOrder, getValueAt, getValueReference, hasUndefinedValue, indexOf, isValueUndefined, parse, remove, remove, setExtend, setObjectAt, setOrder, setSize, setValueAt, setValueUndefined, size

Methods inherited from class infovis.column.BasicColumn

addValue, addValueOrNull, firstValidRow, getClientProperty, getFormat, getMaxIndex, getMetadata, getMinIndex, getName, isEmpty, isInternal, iterator, lastValidRow, setFormat, setName, setValueOrNullAt, toString

Methods inherited from class infovis.column.AbstractColumn

addChangeListener, computeValueMap, computeValueMap, equalObj, equals, getLastModifiedRow

Methods inherited from class infovis.utils.ChangeManager

disableNotify, enableNotify, getModCount, removeChangeListener

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface infovis.Column

disableNotify, enableNotify, removeChangeListener

Constructor Detail

ColumnColumn

public ColumnColumn(String name)

Creates a new ColumnColumn object.

Parameters:

name - the column name.

ColumnColumn

public ColumnColumn(String name,
                    int reserve)

Creates a new ColumnColumn object.

Parameters:

name - the column name.

reserve - the initial capacity.

Method Detail

get

public Column get(int index)

Returns the element at the specified position in this column.

Parameters:

index - index of element to return.

Returns:

the element at the specified position in this column.

set

public void set(int index,
                Column element)

Replaces the element at the specified position in this column with the specified element.

Parameters:

index - index of element to replace.

element - element to be stored at the specified position.

setExtend

public void setExtend(int index,
                      Column element)

Replaces the element at the specified position in this column with the specified element, growing the column if necessary.

Parameters:

index - index of element to replace.

element - element to be stored at the specified position.

add

public void add(Column element)

Adds an element to the column.

Parameters:

element - the element.

fill

public void fill(Column val)

Fills the column with the specified value.

Parameters:

val - the value

compare

public final int compare(Column c1,
                         Column c2)

Comparator for elements of this column.

Parameters:

c1 - first element.

c2 - second element.

Returns:

the comparison of the elements.

getColumn

public static ColumnColumn getColumn(Table t,
                                     int index)

Returns a column as a ColumnColumn from an Table.

Parameters:

t - the Table

index - index in the Table

Returns:

a ColumnColumn or null if no such column exists or the column is not a ColumnColumn.

getColumn

public static ColumnColumn getColumn(Table t,
                                     String name)

Returns a column as a ColumnColumn from a Table.

Parameters:

t - the Table

name - the column name.

Returns:

a ColumnColumn or null if no such column exists or the column is not a ColumnColumn.

findColumn

public static ColumnColumn findColumn(Table t,
                                      String name)

Returns a column as a ColumnColumn from a table, creating it if needed.

Parameters:

t - the Table

name - the column name.

Returns:

a column as a ColumnColumn from a table,

getValueClass

public Class getValueClass()

Returns the class of the elements.

Specified by:

getValueClass in interface Column

Overrides:

getValueClass in class BasicObjectColumn

Returns:

the class of the elements.

compare

public int compare(int row1,
                   int row2)

Specified by:

compare in interface IntComparator

Overrides:

compare in class BasicObjectColumn

definedValue

public Object definedValue()

Returns the instance of a value defined with the right type for this column.

Specified by:

definedValue in class BasicObjectColumn

Returns:

the instance of a value defined with the right type for this column.