public class ClientPersistentFieldStrategy extends Object implements PersistentFieldStrategy, LinkCreationListener2
ClientPersistentFieldStorage. This division of layer allows this service to be a true singleton, and a listener to
the LinkSource, and allow per-request state to be isolated inside the other service.| Constructor and Description |
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ClientPersistentFieldStrategy(ClientPersistentFieldStorage storage) |
| Modifier and Type | Method and Description |
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void |
createdComponentEventLink(Link link,
ComponentEventRequestParameters parameters)
Invoked when an action link (a link that asks a component to perform an action) is created.
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void |
createdPageRenderLink(Link link,
PageRenderRequestParameters parameters)
Invoked when a page link (a link that renders a page) is created.
|
void |
discardChanges(String pageName)
Discards any saved changes for the name page.
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Collection<PersistentFieldChange> |
gatherFieldChanges(String pageName)
Finds all persistent changes previously stored for the named page (for the current active session or client).
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void |
postChange(String pageName,
String componentId,
String fieldName,
Object newValue)
Posts a change of a persistent property.
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public ClientPersistentFieldStrategy(ClientPersistentFieldStorage storage)
public Collection<PersistentFieldChange> gatherFieldChanges(String pageName)
PersistentFieldStrategygatherFieldChanges in interface PersistentFieldStrategypublic void postChange(String pageName, String componentId, String fieldName, Object newValue)
PersistentFieldStrategypostChange in interface PersistentFieldStrategypageName - the name of the page containing the componentcomponentId - the nested id path of the component (or null for the page's root component)fieldName - the name of the field whose persistent value has changednewValue - the new value for the field, possibly nullpublic void createdComponentEventLink(Link link, ComponentEventRequestParameters parameters)
LinkCreationListener2Link.addParameter(String, String)).createdComponentEventLink in interface LinkCreationListener2link - the newly created linkparameters - information encoded into the linkpublic void createdPageRenderLink(Link link, PageRenderRequestParameters parameters)
LinkCreationListener2Link.addParameter(String, String)).createdPageRenderLink in interface LinkCreationListener2link - the newly created linkparameters - information encoded into the linkpublic void discardChanges(String pageName)
PersistentFieldStrategydiscardChanges in interface PersistentFieldStrategypageName - logical name of page whose field persistent data should be discarded5.6.4 - Copyright © 2003-2021 The Apache Software Foundation.