infovis.column.filter
Class NotNumberFilter

java.lang.Object
  infovis.column.filter.NotNumberFilter

All Implemented Interfaces:

ColumnFilter

public class NotNumberFilter
extends Object
implements ColumnFilter

Filter out non NumberColumns.

Version:

$Revision: 1.6 $

Author:

Jean-Daniel Fekete

Constructor Summary

NotNumberFilter()

Method Summary

boolean	filter(Column c) Returns true if the Column should be filtered out.
static NotNumberFilter	sharedInstance() Avoid creating several instances since we need only one.

Methods inherited from class java.lang.Object

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

Constructor Detail

NotNumberFilter

public NotNumberFilter()

Method Detail

sharedInstance

public static NotNumberFilter sharedInstance()

Avoid creating several instances since we need only one.

Returns:

the shared instance.

filter

public boolean filter(Column c)

Description copied from interface: ColumnFilter

Returns true if the Column should be filtered out.

Specified by:

filter in interface ColumnFilter

Parameters:

c - the column

Returns:

true if the Column should be filtered out.

See Also:

ColumnFilter.filter(Column)