com.whitestein.lsps.vaadin

Class LspsTodoHolder

java.lang.Object

com.whitestein.lsps.vaadin.LspsContextHolder

com.whitestein.lsps.vaadin.AbstractTodoHolder

com.whitestein.lsps.vaadin.LspsTodoHolder

All Implemented Interfaces:

Serializable

public class LspsTodoHolder
extends AbstractTodoHolder

Extension of LspsContextHolder which displays and handles the lifecycle of a LSPS to-do.

Author:

mbj

See Also:

Serialized Form

Field Summary

Fields inherited from class com.whitestein.lsps.vaadin.AbstractTodoHolder

PARAM_NAVIGATION, PARAM_UIDEFINITION, taskContextId, todo, todoId, todoServiceLocal

Fields inherited from class com.whitestein.lsps.vaadin.LspsContextHolder

modelInstanceUtilsService, modelProviderService, sharedRecordTypeFactory

Constructor Summary

Constructors

Constructor and Description
LspsTodoHolder(long todoId, LspsAppConnector appConnector, LspsFormConnector formConnector, String userId, boolean readOnly) Creates context for the given to-do id.

Method Summary

Modifier and Type	Method and Description
protected ExecutionContext	createEvaluationContext() Creates the evaluation context.
RecordHolder	createSavedStateHolder() Returns a representation of the saved state in the model.
protected LspsScreen	createScreen() Creates the user interface.
RecordHolder	getHistoryEntry(ExecutionContext context, Map<String,Object> defaultValues) Returns the navigation history entry for this todo.
String	getTitle() Returns the title for the form content.
Todo	getTodo() Returns the displayed to-do.
boolean	isSaved() Returns true if the state of the GUI was already saved before opening.
protected TodoList	submitTodo()
protected void	updateApplicationData(ModelInstance modelInstance) Updates the data available to the model through the getApplicationData() function.

Methods inherited from class com.whitestein.lsps.vaadin.AbstractTodoHolder

addSaveMetadataToUploadedBinaryData, createStackTrace, getSubmitNavigationDefinition, isReadOnly, isUsingEvalLevels, save, submit

Methods inherited from class com.whitestein.lsps.vaadin.LspsContextHolder

collectGarbage, deactivate, getAppConnector, getExecutionContext, getExecutionContext, getFormConnector, getHandle, getModelInstance, getScreen, getValueHolder, getValueHolderInLevel, invalidate, isClosureWithQuery, isValid, minimalModelInstanceCopy, performPersist, persist, reactivate, reloadContent, submitContext

Methods inherited from class java.lang.Object

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

Constructor Detail

LspsTodoHolder

public LspsTodoHolder(long todoId,
                      LspsAppConnector appConnector,
                      LspsFormConnector formConnector,
                      String userId,
                      boolean readOnly)
               throws LspsException

Creates context for the given to-do id.

Parameters:

todoId -

appConnector -

formConnector -

userId -

readOnly -

Throws:

LspsException

Method Detail

createEvaluationContext

protected ExecutionContext createEvaluationContext()
                                            throws LspsException

Description copied from class: LspsContextHolder

Creates the evaluation context. Called from LspsContextHolder.reloadContent().

Specified by:

createEvaluationContext in class LspsContextHolder

Returns:

evaluation context

Throws:

LspsException

createScreen

protected LspsScreen createScreen()
                           throws LspsException

Description copied from class: LspsContextHolder

Creates the user interface. Called from LspsContextHolder.reloadContent().

Specified by:

createScreen in class LspsContextHolder

Returns:

user interface to be shown

Throws:

LspsException

submitTodo

protected TodoList submitTodo()
                       throws LspsException

Specified by:

submitTodo in class AbstractTodoHolder

Throws:

LspsException

isSaved

public boolean isSaved()

Description copied from class: LspsContextHolder

Returns true if the state of the GUI was already saved before opening.

Specified by:

isSaved in class LspsContextHolder

Returns:

true if saved state is available

createSavedStateHolder

public RecordHolder createSavedStateHolder()

Description copied from class: LspsContextHolder

Returns a representation of the saved state in the model. This is called by UISaveAction when the save action is going to be executed.

Overrides:

createSavedStateHolder in class AbstractTodoHolder

Returns:

representation of the saved state in the model. Returns null if save is not supported.

getHistoryEntry

public RecordHolder getHistoryEntry(ExecutionContext context,
                                    Map<String,Object> defaultValues)

Returns the navigation history entry for this todo.

Overrides:

getHistoryEntry in class AbstractTodoHolder

Parameters:

context -

defaultValues -

Returns:

navigation history entry

getTitle

public String getTitle()

Description copied from class: LspsContextHolder

Returns the title for the form content.

Overrides:

getTitle in class AbstractTodoHolder

Returns:

title the title or null if no content is currently loaded.

getTodo

public Todo getTodo()

Returns the displayed to-do.

Overrides:

getTodo in class AbstractTodoHolder

Returns:

to-do

updateApplicationData

protected void updateApplicationData(ModelInstance modelInstance)

Updates the data available to the model through the getApplicationData() function.

Overrides:

updateApplicationData in class AbstractTodoHolder

Parameters:

modelInstance -