org.apache.avalon.fortress
Class RoleEntry

java.lang.Object
  org.apache.avalon.fortress.RoleEntry

public final class RoleEntry
extends java.lang.Object

Keeps track of the relationship of all the associated meta data for a component type. It records the role, short name, component class, and the handler class used to manage it. The short name is included strictly to enable "self-healing" configuration files.

Version:

$Revision: 1.14 $ $Date: 2004/02/28 15:16:24 $

Author:

Avalon Development Team

Field Summary

private java.lang.Class	m_componentClass
private java.lang.Class	m_handlerClass
private java.lang.String	m_role
private java.lang.String	m_shortName

Constructor Summary

RoleEntry(java.lang.String role, java.lang.String shortName, java.lang.Class componentClass, java.lang.Class handlerClass)
Create a RoleEntry with all the associated information.

Method Summary

java.lang.Class	getComponentClass() Get the Class for the component type.
java.lang.Class	getHandlerClass() Get the Class for the component type's org.apache.avalon.fortress.impl.handler.ComponentHandler.
java.lang.String	getRole() Get the role name for the component type.
java.lang.String	getShortname() Get the short name for the component type.

Methods inherited from class java.lang.Object

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

Field Detail

m_shortName

private final java.lang.String m_shortName

m_role

private final java.lang.String m_role

m_componentClass

private final java.lang.Class m_componentClass

m_handlerClass

private final java.lang.Class m_handlerClass

Constructor Detail

RoleEntry

public RoleEntry(java.lang.String role,
                 java.lang.String shortName,
                 java.lang.Class componentClass,
                 java.lang.Class handlerClass)
          throws java.lang.IllegalArgumentException

Create a RoleEntry with all the associated information. All arguments must be supplied.

Parameters:

role - Role name for this component type

shortName - Short name for this component type

componentClass - Class to instantiate the component type

handlerClass - Class to instantiate the component handler

Throws:

java.lang.NullPointerException - if any argument is null.

java.lang.IllegalArgumentException

Method Detail

getRole

public java.lang.String getRole()

Get the role name for the component type.

Returns:

the role name

getShortname

public java.lang.String getShortname()

Get the short name for the component type. This is used in "self-healing" configuration files.

Returns:

the short name

getComponentClass

public java.lang.Class getComponentClass()

Get the Class for the component type.

Returns:

the Class

getHandlerClass

public java.lang.Class getHandlerClass()

Get the Class for the component type's org.apache.avalon.fortress.impl.handler.ComponentHandler.

Returns:

the Class