org.apache.wicket.authorization.strategies.role.metadata
Class InstantiationPermissions

java.lang.Object
  org.apache.wicket.authorization.strategies.role.metadata.InstantiationPermissions

All Implemented Interfaces:

Serializable, IClusterable

public class InstantiationPermissions
extends Object
implements IClusterable

An internal data structure that maps a given component class to a set of role strings. Permissions can be granted to instantiate a given component class via authorize(Class, Roles roles) and denied via unauthorize(Class, Roles roles). All authorization can be removed for a given class with authorizeAll(Class).

Author:

Eelco Hillenius, Jonathan Locke

See Also:

Serialized Form

Constructor Summary

InstantiationPermissions()

Method Summary

<T extends Component> void	authorize(Class<T> componentClass, Roles rolesToAdd) Gives the given role permission to instantiate the given class.
<T extends Component> void	authorizeAll(Class<T> componentClass) Gives all roles permission to instantiate the given class.
<T extends Component> Roles	authorizedRoles(Class<T> componentClass) Gets the roles that have a binding with the given component class.
protected Map<Class<? extends Component>,Roles>	getRolesForComponentClass()
<T extends Component> void	unauthorize(Class<T> componentClass, Roles rolesToRemove) Removes permission for the given role to instantiate the given class.

Methods inherited from class java.lang.Object

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

Constructor Detail

InstantiationPermissions

public InstantiationPermissions()

Method Detail

authorize

public final <T extends Component> void authorize(Class<T> componentClass,
                                                  Roles rolesToAdd)

Gives the given role permission to instantiate the given class.

Type Parameters:

T -

Parameters:

componentClass - The component class

rolesToAdd - The roles to add

authorizeAll

public final <T extends Component> void authorizeAll(Class<T> componentClass)

Gives all roles permission to instantiate the given class. Note that this is only relevant if a role was previously authorized for that class. If no roles where previously authorized the effect of the unauthorize call is that no roles at all will be authorized for that class.

Type Parameters:

T -

Parameters:

componentClass - The component class

authorizedRoles

public <T extends Component> Roles authorizedRoles(Class<T> componentClass)

Gets the roles that have a binding with the given component class.

Type Parameters:

T -

Parameters:

componentClass - the component class

Returns:

the roles that have a binding with the given component class, or null if no entries are found

unauthorize

public final <T extends Component> void unauthorize(Class<T> componentClass,
                                                    Roles rolesToRemove)

Removes permission for the given role to instantiate the given class.

Type Parameters:

T -

Parameters:

componentClass - The class

rolesToRemove - The role to deny

getRolesForComponentClass

protected final Map<Class<? extends Component>,Roles> getRolesForComponentClass()

Returns:

gets map with roles objects for a component classes