java.util
Class PropertyPermissionCollection

java.lang.Object
  java.security.PermissionCollection
      java.util.PropertyPermissionCollection

All Implemented Interfaces:

Serializable

final class PropertyPermissionCollection

extends java.security.PermissionCollection

implements Serializable

A PropertyPermissionCollection stores a set of PropertyPermission permissions.

Author:

Roland Schemers

See Also:

Permission, Permissions, PermissionCollection, Serialized Form

Field Summary

private boolean	all_allowed Boolean saying if "*" is in the collection.
private Map	perms Key is property name; value is PropertyPermission.
private static ObjectStreamField[]	serialPersistentFields
private static long	serialVersionUID

Fields inherited from class java.security.PermissionCollection

Constructor Summary

PropertyPermissionCollection()
Create an empty PropertyPermissions object.

Method Summary

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

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

perms

private transient Map perms

Key is property name; value is PropertyPermission. Not serialized; see serialization section at end of class.

all_allowed

private boolean all_allowed

Boolean saying if "*" is in the collection.

See Also:

serialPersistentFields

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

serialPersistentFields

private static final ObjectStreamField[] serialPersistentFields

Constructor Detail

PropertyPermissionCollection

public PropertyPermissionCollection()

Create an empty PropertyPermissions object.

Method Detail

add

public void add(java.security.Permission permission)

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

Parameters:

permission - the Permission object to add.

Throws:

IllegalArgumentException - - if the permission is not a PropertyPermission

SecurityException - - if this PropertyPermissionCollection object has been marked readonly

implies

public boolean implies(java.security.Permission permission)

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

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.

Returns:

an enumeration of all the PropertyPermission objects.

writeObject

private void writeObject(ObjectOutputStream out)
                  throws IOException

Throws:

IOException

readObject

private void readObject(ObjectInputStream in)
                 throws IOException,
                        ClassNotFoundException

Throws:

IOException

ClassNotFoundException