it.unibo.cs.belief
Class Frame

java.lang.Object
  it.unibo.cs.belief.Frame

public class Frame
extends java.lang.Object

A frame of discernment. It contains all the elementary propositions that can be true... This implementation of a frame is ordered, so that elements can be accessed directly without looking up names.

Version:

0.1

Author:

Matteo Magnani

Field Summary

private java.lang.String[]

names

Constructor Summary

Frame(java.lang.String[] names)
Creates a frame of discernement by specifying its elements.

Method Summary

boolean	equals(Frame f)
java.lang.String	getName(int pos) Returns the name of the element at a given position.
int	size() Returns the cardinality of this frame.

Methods inherited from class java.lang.Object

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

Field Detail

names

private java.lang.String[] names

Constructor Detail

Frame

public Frame(java.lang.String[] names)

Creates a frame of discernement by specifying its elements. The order of the array is the order in which the element names will be accessed. Currently, it is not checked if there are repetitions (a frame is a set, so there cannot be two elements that are equal).

Parameters:

names - the array of element names of the frame.

Method Detail

size

public int size()

Returns the cardinality of this frame.

Returns:

the size (cardinality) of the frame.

getName

public java.lang.String getName(int pos)

Returns the name of the element at a given position.

Parameters:

pos - the position of the element whose name is to be retrieved

Returns:

the name of the element at the specified position in the Frame.

equals

public boolean equals(Frame f)