com.tonbeller.jpivot.olap.model
Class CachingOlapModel

java.lang.Object
  com.tonbeller.jpivot.core.ExtensionSupport
      com.tonbeller.jpivot.olap.model.OlapModelDecorator
          com.tonbeller.jpivot.olap.model.CachingOlapModel

All Implemented Interfaces:

Extension, Model, ModelChangeListener, OlapModel, com.tonbeller.wcf.bookmarks.Bookmarkable, java.util.EventListener

public class CachingOlapModel
extends OlapModelDecorator
implements ModelChangeListener

An OlapModel decorator that caches the result

Author:

av

Nested Class Summary

Nested classes/interfaces inherited from interface com.tonbeller.jpivot.olap.model.OlapModel

OlapModel.EmptyCubeException, OlapModel.ResultTooLargeException

Field Summary

Fields inherited from class com.tonbeller.jpivot.olap.model.OlapModelDecorator

delegate

Fields inherited from interface com.tonbeller.wcf.bookmarks.Bookmarkable

EXTENSIONAL, INTENSIONAL

Constructor Summary

CachingOlapModel()

Method Summary

Model	decorate(Model modelToDecorate) decorates the modelToDecorate with this
Result	getResult() runs the query and returns the result
void	modelChanged(ModelChangeEvent e) invalidates the current result
void	structureChanged(ModelChangeEvent e) invalidates the current result

Methods inherited from class com.tonbeller.jpivot.olap.model.OlapModelDecorator

addExtension, addModelChangeListener, destroy, getBookmarkState, getDelegate, getDimensions, getExtension, getExtensions, getID, getMeasures, getRootModel, getTopDecorator, initialize, removeModelChangeListener, setBookmarkState, setDelegate, setID, setLocale, setServletContext

Methods inherited from class com.tonbeller.jpivot.core.ExtensionSupport

getId, getModel, modelInitialized, setId, setModel

Methods inherited from class java.lang.Object

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

Constructor Detail

CachingOlapModel

public CachingOlapModel()

Method Detail

modelChanged

public void modelChanged(ModelChangeEvent e)

invalidates the current result

Specified by:

modelChanged in interface ModelChangeListener

structureChanged

public void structureChanged(ModelChangeEvent e)

invalidates the current result

Specified by:

structureChanged in interface ModelChangeListener

getResult

public Result getResult()
                 throws OlapException

Description copied from interface: OlapModel

runs the query and returns the result

Specified by:

getResult in interface OlapModel

Overrides:

getResult in class OlapModelDecorator

Throws:

OlapException

decorate

public Model decorate(Model modelToDecorate)

Description copied from class: OlapModelDecorator

decorates the modelToDecorate with this

Specified by:

decorate in interface Extension

Overrides:

decorate in class OlapModelDecorator

Parameters:

modelToDecorate - the model to decorate. It may be different from the model passed to setModel() because other extensions may already have decorated modelToDecorate.

See Also:

Extension.decorate(Model)