Class PackagePermissionCollection

java.lang.Object

java.security.PermissionCollection

org.osgi.framework.PackagePermissionCollection

All Implemented Interfaces:

Serializable

final class PackagePermissionCollection
extends PermissionCollection

Stores a set of PackagePermission permissions.

See Also:

• Permission
• Permissions
• PermissionCollection

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	all_allowed	Boolean saying if "*" is in the collection.
private Map<String, PackagePermission>	filterPermissions	Table of permissions with filter expressions.
private Map<String, PackagePermission>	permissions	Table of permissions with names.
private static final ObjectStreamField[]	serialPersistentFields
(package private) static final long	serialVersionUID

Constructor Summary

Constructors

Constructor	Description
PackagePermissionCollection()	Create an empty PackagePermissions object.

Method Summary

Modifier and Type	Method	Description
void	add(Permission permission)	Adds a permission to this permission collection.
Enumeration<Permission>	elements()	Returns an enumeration of all PackagePermission objects in the container.
boolean	implies(Permission permission)	Determines if the specified permissions implies the permissions expressed in permission.
private void	readObject(ObjectInputStream in)
private void	writeObject(ObjectOutputStream out)

Methods inherited from class PermissionCollection

isReadOnly, setReadOnly, toString

Methods inherited from class Object

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

Field Details

serialVersionUID

static final long serialVersionUID

See Also:

• Constant Field Values

permissions

private transient Map<String, PackagePermission> permissions

Table of permissions with names.

all_allowed

private boolean all_allowed

Boolean saying if "*" is in the collection.

filterPermissions

private Map<String, PackagePermission> filterPermissions

Table of permissions with filter expressions.

serialPersistentFields

private static final ObjectStreamField[] serialPersistentFields

Constructor Details

PackagePermissionCollection

public PackagePermissionCollection()

Create an empty PackagePermissions object.

Method Details

add

public void add(Permission permission)

Adds a permission to this permission collection.

Specified by:

add in class PermissionCollection

Parameters:

permission - The PackagePermission object to add.

Throws:

IllegalArgumentException - If the specified permission is not a PackagePermission instance or was constructed with a Bundle object.

SecurityException - If this PackagePermissionCollection object has been marked read-only.

implies

public boolean implies(Permission permission)

Determines if the specified permissions implies the permissions expressed in permission.

Specified by:

implies in class PermissionCollection

Parameters:

permission - The Permission object to compare with this PackagePermission object.

Returns:

true if permission is a proper subset of a permission in the set; false otherwise.

elements

public Enumeration<Permission> elements()

Returns an enumeration of all PackagePermission objects in the container.

Specified by:

elements in class PermissionCollection

Returns:

Enumeration of all PackagePermission objects.

writeObject

private void writeObject(ObjectOutputStream out)
                  throws IOException

Throws:

IOException

readObject

private void readObject(ObjectInputStream in)
                 throws IOException,
ClassNotFoundException

Throws:

IOException

ClassNotFoundException