com.planetj.taste.model
Interface User

All Superinterfaces:

java.lang.Comparable<User>

All Known Implementing Classes:

GenericUser

public interface User
extends java.lang.Comparable<User>

Implementations represent a user, who has preferences for Items.

Author:

Sean Owen

Method Summary

java.lang.Object	getID()
Preference	getPreferenceFor(java.lang.Object itemID)
java.lang.Iterable<Preference>	getPreferences() Returns a sequence of Preferences for this User which can be iterated over.
Preference[]	getPreferencesAsArray() Returns an array view of Preferences for this User.

Methods inherited from interface java.lang.Comparable

compareTo

Method Detail

getID

@NotNull
java.lang.Object getID()

Returns:

unique user ID

getPreferenceFor

@Nullable
Preference getPreferenceFor(java.lang.Object itemID)

Parameters:

itemID - ID of item to get the user's preference for

Returns:

user's Preference for that Item, or null if the user expresses no such preference

getPreferences

@NotNull
java.lang.Iterable<Preference> getPreferences()

Returns a sequence of Preferences for this User which can be iterated over. Note that the sequence must be "in order": ordered by Item.

Returns:

a sequence of Preferences

getPreferencesAsArray

@NotNull
Preference[] getPreferencesAsArray()

Returns an array view of Preferences for this User. Note that the sequence must be "in order": ordered by Item.

Returns:

an array of Preferences