Class PersistentFieldManagerImpl
- java.lang.Object
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- org.apache.tapestry5.internal.services.PersistentFieldManagerImpl
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- All Implemented Interfaces:
PersistentFieldManager
public class PersistentFieldManagerImpl extends java.lang.Object implements PersistentFieldManager
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Constructor Summary
Constructors Constructor Description PersistentFieldManagerImpl(MetaDataLocator locator, java.util.Map<java.lang.String,PersistentFieldStrategy> strategies)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
discardChanges(java.lang.String pageName)
Discards all changes for the indicated page.void
discardChanges(java.lang.String pageName, java.lang.String strategyName)
Discards changes on the indicated page for a specific strategy only.PersistentFieldBundle
gatherChanges(java.lang.String pageName)
Locates all persistently stored changes to all properties within the page (for the current session and request) and gathers them together into a bundle.void
postChange(java.lang.String pageName, ComponentResources resources, java.lang.String fieldName, java.lang.Object newValue)
Posts a change of a persistent property.
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Constructor Detail
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PersistentFieldManagerImpl
public PersistentFieldManagerImpl(MetaDataLocator locator, java.util.Map<java.lang.String,PersistentFieldStrategy> strategies)
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Method Detail
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gatherChanges
public PersistentFieldBundle gatherChanges(java.lang.String pageName)
Description copied from interface:PersistentFieldManager
Locates all persistently stored changes to all properties within the page (for the current session and request) and gathers them together into a bundle.- Specified by:
gatherChanges
in interfacePersistentFieldManager
- Parameters:
pageName
- the logical name of the page to gather changes for- Returns:
- a bundle identifying all such changes
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discardChanges
public void discardChanges(java.lang.String pageName)
Description copied from interface:PersistentFieldManager
Discards all changes for the indicated page. This will not affect pages that have already been attached to this request, but will affect subsequent page attachments in this and later requests.- Specified by:
discardChanges
in interfacePersistentFieldManager
- Parameters:
pageName
- logical name of page whose persistent field data is to be discarded
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discardChanges
public void discardChanges(java.lang.String pageName, java.lang.String strategyName)
Description copied from interface:PersistentFieldManager
Discards changes on the indicated page for a specific strategy only. This will not affect pages that have already been attached to this request, but will affect subsequent page attachments in this and later requests.- Specified by:
discardChanges
in interfacePersistentFieldManager
- Parameters:
pageName
- logical name of page whose persistent field data is to be discardedstrategyName
- name of the strategy of which field data is to be discarded
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postChange
public void postChange(java.lang.String pageName, ComponentResources resources, java.lang.String fieldName, java.lang.Object newValue)
Description copied from interface:PersistentFieldManager
Posts a change of a persistent property.- Specified by:
postChange
in interfacePersistentFieldManager
- Parameters:
pageName
- the logical name of the page containing the componentresources
- the resources for the component or mixin (used to determine the persistence strategy)fieldName
- the name of the field whose persistent value has changednewValue
- the new value for the field, possibly null
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