de.deepamehta.time

Class TimePlugin

Show UML class diagram

java.lang.Object

de.deepamehta.core.osgi.PluginActivator

de.deepamehta.time.TimePlugin

All Implemented Interfaces:

PluginContext, PostCreateAssociationListener, PostCreateTopicListener, PostUpdateAssociationListener, PostUpdateTopicListener, PostUpdateTopicRequestListener, PreSendAssociationListener, PreSendTopicListener, ServiceResponseFilterListener, EventListener, TimeService, org.osgi.framework.BundleActivator

public class TimePlugin
extends PluginActivator
implements TimeService, PostCreateTopicListener, PostCreateAssociationListener, PostUpdateTopicListener, PostUpdateTopicRequestListener, PostUpdateAssociationListener, PreSendTopicListener, PreSendAssociationListener, ServiceResponseFilterListener

Field Summary

Fields

Modifier and Type	Field and Description
private static String	HEADER_LAST_MODIFIED
private Logger	logger
private static String	PROP_CREATED
private static String	PROP_MODIFIED
private DateFormat	rfc2822

Fields inherited from class de.deepamehta.core.osgi.PluginActivator

bundle, dm4, mf

Constructor Summary

Constructors

Constructor and Description
TimePlugin()

Method Summary

Modifier and Type	Method and Description
private void	enrichWithTimestamp(DeepaMehtaObject object)
Collection<Association>	getAssociationsByCreationTime(long from, long to)
Collection<Association>	getAssociationsByModificationTime(long from, long to)
long	getCreationTime(long objectId)
long	getModificationTime(long objectId)
private Set<DeepaMehtaObject>	getParents(Topic topic) Returns all parent topics/associations of the given topic (recursively).
Collection<Topic>	getTopicsByCreationTime(long from, long to)
Collection<Topic>	getTopicsByModificationTime(long from, long to)
void	init()
void	postCreateAssociation(Association assoc)
void	postCreateTopic(Topic topic)
void	postUpdateAssociation(Association assoc, AssociationModel updateModel, AssociationModel oldAssoc)
void	postUpdateTopic(Topic topic, TopicModel updateModel, TopicModel oldTopic)
void	postUpdateTopicRequest(Topic topic)
void	preSendAssociation(Association assoc)
void	preSendTopic(Topic topic)
private DeepaMehtaObject	responseObject(com.sun.jersey.spi.container.ContainerResponse response)
void	serviceResponseFilter(com.sun.jersey.spi.container.ContainerResponse response)
private void	setHeader(com.sun.jersey.spi.container.ContainerResponse response, String header, String value)
private void	setLastModifiedHeader(com.sun.jersey.spi.container.ContainerResponse response, long time)
void	setModified(DeepaMehtaObject object)
private void	storeCreationTime(DeepaMehtaObject object, long time)
private void	storeModificationTime(DeepaMehtaObject object, long time)
private void	storeParentsTimestamp(Topic topic)
private void	storeTime(DeepaMehtaObject object, String propUri, long time)
private void	storeTimestamp(DeepaMehtaObject object)
private void	storeTimestamps(DeepaMehtaObject object)

Methods inherited from class de.deepamehta.core.osgi.PluginActivator

getBundleContext, getPluginName, getStaticResource, getUri, preInstall, publishFileSystem, serviceArrived, serviceGone, setCoreService, shutdown, start, stop, toString

Methods inherited from class java.lang.Object

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

Field Detail

PROP_CREATED

private static String PROP_CREATED

PROP_MODIFIED

private static String PROP_MODIFIED

HEADER_LAST_MODIFIED

private static String HEADER_LAST_MODIFIED

rfc2822

private DateFormat rfc2822

logger

private Logger logger

Constructor Detail

TimePlugin

public TimePlugin()

Method Detail

getCreationTime

public long getCreationTime(long objectId)

Specified by:

getCreationTime in interface TimeService

getModificationTime

public long getModificationTime(long objectId)

Specified by:

getModificationTime in interface TimeService

setModified

public void setModified(DeepaMehtaObject object)

Specified by:

setModified in interface TimeService

getTopicsByCreationTime

public Collection<Topic> getTopicsByCreationTime(long from,
                                                 long to)

Specified by:

getTopicsByCreationTime in interface TimeService

getTopicsByModificationTime

public Collection<Topic> getTopicsByModificationTime(long from,
                                                     long to)

Specified by:

getTopicsByModificationTime in interface TimeService

getAssociationsByCreationTime

public Collection<Association> getAssociationsByCreationTime(long from,
                                                             long to)

Specified by:

getAssociationsByCreationTime in interface TimeService

getAssociationsByModificationTime

public Collection<Association> getAssociationsByModificationTime(long from,
                                                                 long to)

Specified by:

getAssociationsByModificationTime in interface TimeService

init

public void init()

Specified by:

init in interface PluginContext

Overrides:

init in class PluginActivator

postCreateTopic

public void postCreateTopic(Topic topic)

Specified by:

postCreateTopic in interface PostCreateTopicListener

postCreateAssociation

public void postCreateAssociation(Association assoc)

Specified by:

postCreateAssociation in interface PostCreateAssociationListener

postUpdateTopic

public void postUpdateTopic(Topic topic,
                            TopicModel updateModel,
                            TopicModel oldTopic)

Specified by:

postUpdateTopic in interface PostUpdateTopicListener

postUpdateAssociation

public void postUpdateAssociation(Association assoc,
                                  AssociationModel updateModel,
                                  AssociationModel oldAssoc)

Specified by:

postUpdateAssociation in interface PostUpdateAssociationListener

postUpdateTopicRequest

public void postUpdateTopicRequest(Topic topic)

Specified by:

postUpdateTopicRequest in interface PostUpdateTopicRequestListener

preSendTopic

public void preSendTopic(Topic topic)

Specified by:

preSendTopic in interface PreSendTopicListener

preSendAssociation

public void preSendAssociation(Association assoc)

Specified by:

preSendAssociation in interface PreSendAssociationListener

serviceResponseFilter

public void serviceResponseFilter(com.sun.jersey.spi.container.ContainerResponse response)

Specified by:

serviceResponseFilter in interface ServiceResponseFilterListener

storeTimestamps

private void storeTimestamps(DeepaMehtaObject object)

storeTimestamp

private void storeTimestamp(DeepaMehtaObject object)

storeParentsTimestamp

private void storeParentsTimestamp(Topic topic)

storeCreationTime

private void storeCreationTime(DeepaMehtaObject object,
                               long time)

storeModificationTime

private void storeModificationTime(DeepaMehtaObject object,
                                   long time)

storeTime

private void storeTime(DeepaMehtaObject object,
                       String propUri,
                       long time)

responseObject

private DeepaMehtaObject responseObject(com.sun.jersey.spi.container.ContainerResponse response)

enrichWithTimestamp

private void enrichWithTimestamp(DeepaMehtaObject object)

setLastModifiedHeader

private void setLastModifiedHeader(com.sun.jersey.spi.container.ContainerResponse response,
                                   long time)

setHeader

private void setHeader(com.sun.jersey.spi.container.ContainerResponse response,
                       String header,
                       String value)

getParents

private Set<DeepaMehtaObject> getParents(Topic topic)

Returns all parent topics/associations of the given topic (recursively). Traversal is informed by the "parent" and "child" role types. Traversal stops when no parent exists or when an association is met.