edu.usc.ict.iago.utils

Class Preference

java.lang.Object

edu.usc.ict.iago.utils.Preference

public class Preference
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Preference.Relation Relations describe the logical relation between preferences.

Constructor Summary

Constructors

Constructor and Description
Preference() Default constructor for Preference.
Preference(int issue1, int issue2, Preference.Relation relation, boolean isQuery) Creates a preference that stores the issue numbers, a simple relation, and whether the preference represents a query or a statement.
Preference(Preference pref) Constructor for Preference that makes a copy of another Preference.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o) Implementation of the equals method for Preference.
int	getIssue1() returns the first issue of the Preference.
int	getIssue2() returns the second issue of the preference.
Preference.Relation	getRelation() returns the relation of the Preference.
boolean	isQuery() returns whether or not the Preference is a query.
void	setIssue1(int issue1) Sets the first issue of the preference.
void	setIssue2(int issue2) Sets the second issue of the preference.
void	setQuery(boolean isQuery) Sets whether or not the preference is a query about the adversary's preference.
void	setRelation(Preference.Relation relation) Sets the relation of the preference.
java.lang.String	toString() A method to turn the Preference into plaintext.

Methods inherited from class java.lang.Object

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

Constructor Detail

Preference

public Preference()

Default constructor for Preference.

Preference

public Preference(Preference pref)

Constructor for Preference that makes a copy of another Preference.

Parameters:

pref - the Preference to be copied.

Preference

public Preference(int issue1,
                  int issue2,
                  Preference.Relation relation,
                  boolean isQuery)

Creates a preference that stores the issue numbers, a simple relation, and whether the preference represents a query or a statement.

Parameters:

issue1 - a numerical code for the issue (or -1 if no issue)

issue2 - a numerical code for the issue (or -1 if no issue)

relation - an enum of types of Relations (>, <, =, etc.)

isQuery - if the preference is a query (Do you like?) vs. a statement (I like.)

Method Detail

setRelation

public void setRelation(Preference.Relation relation)

Sets the relation of the preference.

Parameters:

relation - the relation to set

setIssue1

public void setIssue1(int issue1)

Sets the first issue of the preference.

Parameters:

issue1 - the numerical value to set as issue1.

setIssue2

public void setIssue2(int issue2)

Sets the second issue of the preference.

Parameters:

issue2 - the numerical value to set as issue2.

setQuery

public void setQuery(boolean isQuery)

Sets whether or not the preference is a query about the adversary's preference.

Parameters:

isQuery - the value to set this.isQuery as.

equals

public boolean equals(java.lang.Object o)

Implementation of the equals method for Preference. Two Preferences are equivalent if all of their fields are equal.

Overrides:

equals in class java.lang.Object

Parameters:

o - The preference to compare to.

Returns:

true if all fields of the two Preferences are equal.

getRelation

public Preference.Relation getRelation()

returns the relation of the Preference.

Returns:

the relation

getIssue1

public int getIssue1()

returns the first issue of the Preference.

Returns:

the numerical value for issue1

getIssue2

public int getIssue2()

returns the second issue of the preference.

Returns:

the numerical value for issue2. May be -1 if there is no Issue2

isQuery

public boolean isQuery()

returns whether or not the Preference is a query.

Returns:

true if the Preference is a query. false if it is not.

toString

public java.lang.String toString()

A method to turn the Preference into plaintext.

Overrides:

toString in class java.lang.Object

Returns:

a String that makes the Preference easily readable.