org.jcreme.permissioning
Class Purpose

java.lang.Object
  org.jcreme.enumerations.Enumeration
      org.jcreme.permissioning.Purpose

All Implemented Interfaces:

java.lang.Comparable, java.io.Serializable

public class Purpose

extends Enumeration

This enumeration represent the Purpose that drives a Task. Purposes define a hierarchy. Purposes are linked to the permissions to access data as they reflect the intent rather than to the actual action.

Version:

$Revision: 1.1 $

Author:

$Author: dbregeon $

See Also:

Serialized Form

Field Summary

protected static java.util.Hashtable	fromName
protected java.util.HashSet	parents

Fields inherited from class org.jcreme.enumerations.Enumeration

Constructor Summary

protected

Purpose(java.lang.String name)

Method Summary

void	addParent(Purpose p)
static boolean	contains(java.lang.String name)
static Purpose	get(java.lang.String name)
protected java.util.Hashtable	getFromName() This method is for internal use only.
Purpose[]	getParents()
static Purpose[]	getPurposes()
static Enumeration[]	getValues() This method enables to retrieve all the possible values of an Enumeration class.
boolean	hasParent(Purpose p)
static void	remove(java.lang.String name)
void	removeParent(Purpose p)

Methods inherited from class org.jcreme.enumerations.Enumeration

compareTo, getName, readResolve, toString

Methods inherited from class java.lang.Object

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

Field Detail

fromName

protected static final java.util.Hashtable fromName

parents

protected java.util.HashSet parents

Constructor Detail

Purpose

protected Purpose(java.lang.String name)

Method Detail

addParent

public void addParent(Purpose p)
               throws java.lang.IllegalArgumentException

Throws:

java.lang.IllegalArgumentException

removeParent

public void removeParent(Purpose p)

getParents

public Purpose[] getParents()

hasParent

public boolean hasParent(Purpose p)

get

public static Purpose get(java.lang.String name)

contains

public static boolean contains(java.lang.String name)

remove

public static void remove(java.lang.String name)

getFromName

protected java.util.Hashtable getFromName()

Description copied from class: Enumeration

This method is for internal use only.

Specified by:

getFromName in class Enumeration

Returns:

the Hashtable that links the enumerated values names with the actual enumerated value.

See Also:

Enumeration.getFromName()

getPurposes

public static Purpose[] getPurposes()

getValues

public static Enumeration[] getValues()

Description copied from class: Enumeration

This method enables to retrieve all the possible values of an Enumeration class. This method should be overriden in the subclasses to have the desired result. The method in this class returns an empty array.