org.openfjord.business.workflow
Class ElementManagerBean

java.lang.Object
  |
  +--org.openfjord.business.workflow.ElementManagerBean

All Implemented Interfaces:

ElementManager, javax.ejb.EnterpriseBean, java.io.Serializable, javax.ejb.SessionBean

public class ElementManagerBean

extends java.lang.Object

implements javax.ejb.SessionBean, ElementManager

Title: openFJORD

Description: open Flexible Java Online Research Designer

Copyright: Copyright (c) by Ingo Düppe 2003

Company: University of Muenster

Version:

1.0

Author:

Ingo Düppe

See Also:

ElementManager, Serialized Form

Constructor Summary

ElementManagerBean()

Method Summary

SurveyElementContainer	addElement(SurveyElement element, SurveyElementContainer parent) Adds a new element to a parent container
SurveyElementContainer	deleteElement(SurveyElement element) Moves an element
void	ejbActivate()
void	ejbCreate()
void	ejbPassivate()
void	ejbRemove()
SurveyElementContainer	getContainer(java.lang.String elementId) Returns a value object of the container
SurveyElementContainer	getContainer(SurveyElement element) Returns a container object with sub elements
SurveyElementContainer	moveElement(SurveyElement element, int offset) Moves an element inside a container list
SurveyElementContainer	moveElement(SurveyElement element, SurveyElementContainer destination) Moves a element to another surveyelement container
void	setSessionContext(javax.ejb.SessionContext sessionContext)
SurveyElementContainer	updateContainer(SurveyElementContainer container) Updates a server side element container with new data.
SurveyElementContainer	updateElement(SurveyElement element) Updates a server side object with new data.

Methods inherited from class java.lang.Object

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

Constructor Detail

ElementManagerBean

public ElementManagerBean()

Method Detail

ejbCreate

public void ejbCreate()
               throws javax.ejb.CreateException

javax.ejb.CreateException

ejbRemove

public void ejbRemove()

Specified by:

ejbRemove in interface javax.ejb.SessionBean

ejbActivate

public void ejbActivate()

Specified by:

ejbActivate in interface javax.ejb.SessionBean

ejbPassivate

public void ejbPassivate()

Specified by:

ejbPassivate in interface javax.ejb.SessionBean

setSessionContext

public void setSessionContext(javax.ejb.SessionContext sessionContext)

Specified by:

setSessionContext in interface javax.ejb.SessionBean

getContainer

public SurveyElementContainer getContainer(SurveyElement element)

Returns a container object with sub elements

Specified by:

getContainer in interface ElementManager

Parameters:

element - define a container object or a element in a container

Returns:

value object of the container

getContainer

public SurveyElementContainer getContainer(java.lang.String elementId)

Returns a value object of the container

Specified by:

getContainer in interface ElementManager

Parameters:

elementId - primary key of a element container

Returns:

value object of the specified container object

updateContainer

public SurveyElementContainer updateContainer(SurveyElementContainer container)

Updates a server side element container with new data.

Specified by:

updateContainer in interface ElementManager

Parameters:

container - value object with a primary key information and new data

Returns:

a value object of the updated container

addElement

public SurveyElementContainer addElement(SurveyElement element,
                                         SurveyElementContainer parent)

Adds a new element to a parent container

Specified by:

addElement in interface ElementManager

Parameters:

element - the new element

parent - container object which should contain the element

Returns:

value object of the container containing the new element

updateElement

public SurveyElementContainer updateElement(SurveyElement element)

Updates a server side object with new data.

Specified by:

updateElement in interface ElementManager

Parameters:

element - value object containing the new data and a primary key information of the server side element

Returns:

value object of the element container

deleteElement

public SurveyElementContainer deleteElement(SurveyElement element)

Moves an element

Specified by:

deleteElement in interface ElementManager

Parameters:

element - to be moved

Returns:

value object of the container object which contain the moved element

moveElement

public SurveyElementContainer moveElement(SurveyElement element,
                                          int offset)

Moves an element inside a container list

Specified by:

moveElement in interface ElementManager

Parameters:

element - element to be moved

offset - new position relative to the old

Returns:

value object of the destition element container the moved element

moveElement

public SurveyElementContainer moveElement(SurveyElement element,
                                          SurveyElementContainer destination)

Moves a element to another surveyelement container

Specified by:

moveElement in interface ElementManager

Parameters:

element - value object containing primary key information

destination - the new container object

Returns:

value object of the destition element container containing the moved element