java.util
Class PropertyPermissionCollection

java.lang.Object
  |
  +--java.security.PermissionCollection
        |
        +--java.util.PropertyPermissionCollection

All Implemented Interfaces:

Serializable

final class PropertyPermissionCollection

extends PermissionCollection

implements Serializable

A PropertyPermissionCollection stores a set of PropertyPermission permissions.

Version:

1.27, 12/03/01

Author:

Roland Schemers

See Also:

java.security.Permission, java.security.Permissions, java.security.PermissionCollection, Serialized Form

Field Summary

private boolean	all_allowed Boolean saying if "*" is in the collection.
private Hashtable	permissions Table of permissions.

Fields inherited from class java.security.PermissionCollection

Constructor Summary

PropertyPermissionCollection()
Create an empty PropertyPermissions object.

Method Summary

void	add(Permission permission) Adds a permission to the PropertyPermissions.
Enumeration	elements() Returns an enumeration of all the PropertyPermission objects in the container.
boolean	implies(Permission permission) Check and see if this set of permissions implies the permissions expressed in "permission".

Methods inherited from class java.security.PermissionCollection

isReadOnly, setReadOnly, toString

Methods inherited from class java.lang.Object

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

Field Detail

permissions

private Hashtable permissions

Table of permissions.

all_allowed

private boolean all_allowed

Boolean saying if "*" is in the collection.

Constructor Detail

PropertyPermissionCollection

public PropertyPermissionCollection()

Create an empty PropertyPermissions object.

Method Detail

add

public void add(Permission permission)

Adds a permission to the PropertyPermissions. The key for the hash is the name.

Specified by:

add in class PermissionCollection

Parameters:

permission - the Permission object to add.

implies

public boolean implies(Permission permission)

Check and see if this set of permissions implies the permissions expressed in "permission".

Specified by:

implies in class PermissionCollection

Parameters:

permission - the Permission object to compare.

Returns:

true if "permission" is a proper subset of a permission in the set, false if not.

elements

public Enumeration elements()

Returns an enumeration of all the PropertyPermission objects in the container.

Specified by:

elements in class PermissionCollection

Returns:

an enumeration of all the PropertyPermission objects.