org.apache.avalon.fortress.impl.role
Class AbstractRoleManager

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.avalon.fortress.impl.role.AbstractRoleManager

All Implemented Interfaces:

LogEnabled, RoleManager

Direct Known Subclasses:

ConfigurableRoleManager, ECMRoleManager, FortressRoleManager

public abstract class AbstractRoleManager

extends AbstractLogEnabled

implements RoleManager

The Excalibur Role Manager is used for Excalibur Role Mappings. All of the information is hard-coded.

Since:

4.1

Version:

CVS $Revision: 1.14 $ $Date: 2004/04/05 08:46:06 $

Author:

Avalon Development Team

Field Summary

Fields inherited from interface org.apache.avalon.fortress.RoleManager

ROLE

Constructor Summary

AbstractRoleManager()
Default constructor--this RoleManager has no parent.

AbstractRoleManager(RoleManager parent)
Alternate constructor--this RoleManager has the specified parent.

AbstractRoleManager(RoleManager parent, java.lang.ClassLoader loader)
Create an AbstractRoleManager with the specified parent manager and the supplied classloader.

Method Summary

protected boolean	addRole(java.lang.String shortName, java.lang.String role, java.lang.String className, java.lang.String handlerClassName) Addition of a role to the role manager.
protected java.lang.Class	getDefaultHandler() Get the default component handler.
protected java.lang.ClassLoader	getLoader() Get the classloader used for the RoleManager for any class that extends this one.
RoleEntry	getRoleForClassname(java.lang.String classname) Get a RoleEntry for a component type.
RoleEntry	getRoleForShortName(java.lang.String shortname) Return a role name relative to a supplied short name.

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractRoleManager

public AbstractRoleManager()

Default constructor--this RoleManager has no parent.

AbstractRoleManager

public AbstractRoleManager(RoleManager parent)

Alternate constructor--this RoleManager has the specified parent.

Parameters:

parent - The parent RoleManager.

AbstractRoleManager

public AbstractRoleManager(RoleManager parent,
                           java.lang.ClassLoader loader)

Create an AbstractRoleManager with the specified parent manager and the supplied classloader.

Parameters:

parent - The parent RoleManager

loader - The class loader

Method Detail

addRole

protected final boolean addRole(java.lang.String shortName,
                                java.lang.String role,
                                java.lang.String className,
                                java.lang.String handlerClassName)

Addition of a role to the role manager.

Parameters:

shortName - the short name for the role

role - the role

className - the class name

handlerClassName - the handler classname

getDefaultHandler

protected final java.lang.Class getDefaultHandler()

Get the default component handler.

Returns:

the class for PerThreadComponentHandler

getRoleForClassname

public final RoleEntry getRoleForClassname(java.lang.String classname)

Description copied from interface: RoleManager

Get a RoleEntry for a component type. This facilitates self-healing configuration files where the impl reads the configuration and translates all <component/> entries to use the short hand name for readability.

Specified by:

getRoleForClassname in interface RoleManager

Parameters:

classname - The component type name

Returns:

the proper RoleEntry

getRoleForShortName

public final RoleEntry getRoleForShortName(java.lang.String shortname)

Return a role name relative to a supplied short name.

Specified by:

getRoleForShortName in interface RoleManager

Parameters:

shortname - the short name

Returns:

the role entry

getLoader

protected final java.lang.ClassLoader getLoader()

Get the classloader used for the RoleManager for any class that extends this one.

Returns:

ClassLoader