org.knopflerfish.framework.permissions
Class PermissionAdminImpl

java.lang.Object
  org.knopflerfish.framework.permissions.PermissionAdminImpl

All Implemented Interfaces:

PermissionAdmin

public class PermissionAdminImpl
extends java.lang.Object
implements PermissionAdmin

Implementation of the PermissionAdmin service.

See Also:

PermissionAdmin

Field Summary

static java.lang.String

SPEC_VERSION

Constructor Summary

PermissionAdminImpl(org.knopflerfish.framework.permissions.PermissionInfoStorage pis)

Method Summary

PermissionInfo[]	getDefaultPermissions() Gets the default permissions.
java.lang.String[]	getLocations() Returns the bundle locations that have permissions assigned to them, that is, bundle locations for which an entry exists in the permission table.
PermissionInfo[]	getPermissions(java.lang.String location) Gets the permissions assigned to the bundle with the specified location.
void	setDefaultPermissions(PermissionInfo[] perms) Sets the default permissions.
void	setPermissions(java.lang.String location, PermissionInfo[] perms) Assigns the specified permissions to the bundle with the specified location.

Methods inherited from class java.lang.Object

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

Field Detail

SPEC_VERSION

public static final java.lang.String SPEC_VERSION

See Also:

Constant Field Values

Constructor Detail

PermissionAdminImpl

public PermissionAdminImpl(org.knopflerfish.framework.permissions.PermissionInfoStorage pis)

Method Detail

getPermissions

public PermissionInfo[] getPermissions(java.lang.String location)

Gets the permissions assigned to the bundle with the specified location.

Specified by:

getPermissions in interface PermissionAdmin

Parameters:

location - The location of the bundle whose permissions are to be returned.

Returns:

The permissions assigned to the bundle with the specified location, or null if that bundle has not been assigned any permissions.

setPermissions

public void setPermissions(java.lang.String location,
                           PermissionInfo[] perms)

Assigns the specified permissions to the bundle with the specified location.

Specified by:

setPermissions in interface PermissionAdmin

Parameters:

location - The location of the bundle that will be assigned the permissions.

permissions - The permissions to be assigned, or null if the specified location is to be removed from the permission table.

Throws:

java.lang.SecurityException - If the caller does not have AllPermission.

getLocations

public java.lang.String[] getLocations()

Returns the bundle locations that have permissions assigned to them, that is, bundle locations for which an entry exists in the permission table.

Specified by:

getLocations in interface PermissionAdmin

Returns:

The locations of bundles that have been assigned any permissions, or null if the permission table is empty.

getDefaultPermissions

public PermissionInfo[] getDefaultPermissions()

Gets the default permissions.

These are the permissions granted to any bundle that does not have permissions assigned to its location.

Specified by:

getDefaultPermissions in interface PermissionAdmin

Returns:

The default permissions, or null if default permissions have not been defined.

setDefaultPermissions

public void setDefaultPermissions(PermissionInfo[] perms)

Sets the default permissions.

These are the permissions granted to any bundle that does not have permissions assigned to its location.

Specified by:

setDefaultPermissions in interface PermissionAdmin

Parameters:

permissions - The default permissions, or null if the default permissions are to be removed from the permission table.

Throws:

java.lang.SecurityException - If the caller does not have AllPermission.