com.threerings.whirled.server.persist
Class DummySceneRepository

java.lang.Object
  com.threerings.whirled.server.persist.DummySceneRepository

All Implemented Interfaces:

SceneRepository

public class DummySceneRepository
extends Object
implements SceneRepository

The dummy scene repository just pretends to load and store scenes, but in fact it just creates new blank scenes when requested to load a scene and does nothing when requested to save one.

Constructor Summary

DummySceneRepository()

Method Summary

void	applyAndRecordUpdate(SceneModel model, SceneUpdate update) Applise the supplied scene update to persistent representation of its associated scene, then stores the update persistently for future invocations of the server to load.
Object	loadExtras(int sceneId, SceneModel model) Loads optional additional scene data.
SceneModel	loadSceneModel(int sceneId) Fetches the model for the scene with the specified scene id.
UpdateList	loadUpdates(int sceneId) Fetches the set of updates associated with the specified scene.

Methods inherited from class java.lang.Object

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

Constructor Detail

DummySceneRepository

public DummySceneRepository()

Method Detail

loadSceneModel

public SceneModel loadSceneModel(int sceneId)
                          throws PersistenceException,
                                 NoSuchSceneException

Description copied from interface: SceneRepository

Fetches the model for the scene with the specified scene id.

Specified by:

loadSceneModel in interface SceneRepository

Throws:

PersistenceException - thrown if an error occurs attempting to load the scene data.

NoSuchSceneException - thrown if no scene exists with the specified scene id.

loadUpdates

public UpdateList loadUpdates(int sceneId)
                       throws PersistenceException

Description copied from interface: SceneRepository

Fetches the set of updates associated with the specified scene.

Specified by:

loadUpdates in interface SceneRepository

Throws:

PersistenceException - thrown if an error occurs attempting to load the scene updates.

loadExtras

public Object loadExtras(int sceneId,
                         SceneModel model)
                  throws PersistenceException

Description copied from interface: SceneRepository

Loads optional additional scene data. This data is loaded during the scene resolution process and made available to the scene manager via SceneManager.gotSceneData(java.lang.Object).

Specified by:

loadExtras in interface SceneRepository

Throws:

PersistenceException

applyAndRecordUpdate

public void applyAndRecordUpdate(SceneModel model,
                                 SceneUpdate update)
                          throws PersistenceException

Description copied from interface: SceneRepository

Applise the supplied scene update to persistent representation of its associated scene, then stores the update persistently for future invocations of the server to load. Note: the scene update will have already been applied to the supplied scene model.

Specified by:

applyAndRecordUpdate in interface SceneRepository

Throws:

PersistenceException - thrown if an error occurs attempting to apply the scene update.