Package org.gvsig.gui.beans.comboboxconfigurablelookup

Class DefaultComboBoxConfigurableLookUpModel.VectorUtilities

java.lang.Object

org.gvsig.gui.beans.comboboxconfigurablelookup.DefaultComboBoxConfigurableLookUpModel.VectorUtilities

Enclosing class:

DefaultComboBoxConfigurableLookUpModel

public class DefaultComboBoxConfigurableLookUpModel.VectorUtilities
extends Object

New functionality to work with vectors (of elements).

This class is a copy of a class with the same name located in libIverUtiles.

Author:

Pablo Piqueras Bartolomé (p_queras@hotmail.com)

Constructor Summary

Constructors

Constructor	Description
VectorUtilities()	Creates a new instance of the class VectorUtilities.

Method Summary

Modifier and Type	Method	Description
void	addAlphabeticallyOrdered(Vector<Object> v, Object obj)	Adds an item in alphabetical order.
void	addAlphabeticallyOrdered(Vector<Object> v, Object obj, Comparator<Object> comp)	Adds an item in alphabetic order using a comparator for compare the objects.
double	log2(double a)	2-base logarithm of a
int	log2Integer(double a)	2-base logarithm of a, but the result doesn't have decimals (approximated to the integer number most near by below)

Methods inherited from class java.lang.Object

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

Constructor Details

VectorUtilities

public VectorUtilities()

Creates a new instance of the class VectorUtilities.

Method Details

addAlphabeticallyOrdered

public void addAlphabeticallyOrdered(Vector<Object> v,
 Object obj)

Adds an item in alphabetical order.

Parameters:

v - java.util.Vector in alphabetical order.

obj - java.lang.Object

addAlphabeticallyOrdered

public void addAlphabeticallyOrdered(Vector<Object> v,
 Object obj,
 Comparator<Object> comp)

Adds an item in alphabetic order using a comparator for compare the objects. The objects must be alhabetically ordered.

Parameters:

v - java.util.Vector in alphabetical order.

obj - java.lang.Object

comp - java.util.Comparator

log2

public double log2(double a)

2-base logarithm of a

Parameters:

a - The value to do the calculations

Returns:

Logarithm in 2 base of 'a'

log2Integer

public int log2Integer(double a)

2-base logarithm of a, but the result doesn't have decimals (approximated to the integer number most near by below)

Parameters:

a - The value to do the calculations

Returns:

Logarithm in 2 base of 'a', as an integer