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Issue #3011 Fixed replication slowdown

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Change-Id: I176d5080a5ccd533099c8f84a779b9d6f8340109

Former-commit-id: 92c584179ddbad65c115092d3bf82ca6fe114b09
This commit is contained in:
Benjamin Phillippe 2014-04-11 10:58:12 -05:00
parent 000f259cf4
commit 62062bf288
11 changed files with 218 additions and 149 deletions
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2
edexOsgi/com.raytheon.uf.common.registry.ebxml/src/com/raytheon/uf/common/registry/constants/RegistryAvailability.java
View file

@ -43,4 +43,6 @@ public class RegistryAvailability {
/** Registry not available since the database is not yet initialized */
public static final String DB_NOT_INITIALIZED = "Registry database and services are currently initializing!";
public static final String SYNC_IN_PROGRESS = "Registry currently being synchronized";
}

4
edexOsgi/com.raytheon.uf.edex.datadelivery.registry/src/com/raytheon/uf/edex/datadelivery/registry/dao/ReplicationEventDao.java
View file

@ -53,8 +53,8 @@ public class ReplicationEventDao extends
}
@Transactional(propagation = Propagation.MANDATORY, readOnly = true)
public List<ReplicationEvent> getReplicationEvents(String remoteRegistry) {
public List<ReplicationEvent> getReplicationEvents(String remoteRegistry, int batchSize) {
return this.executeHQLQuery(String.format(GET_REPLICATION_EVENT_QUERY,
remoteRegistry, remoteRegistry));
remoteRegistry, remoteRegistry),batchSize);
}
}

188
edexOsgi/com.raytheon.uf.edex.datadelivery.registry/src/com/raytheon/uf/edex/datadelivery/registry/federation/RegistryFederationManager.java
View file

@ -104,7 +104,6 @@ import com.raytheon.uf.edex.registry.ebxml.dao.DbInit;
import com.raytheon.uf.edex.registry.ebxml.dao.RegistryDao;
import com.raytheon.uf.edex.registry.ebxml.dao.RegistryObjectDao;
import com.raytheon.uf.edex.registry.ebxml.exception.EbxmlRegistryException;
import com.raytheon.uf.edex.registry.ebxml.exception.NoReplicationServersAvailableException;
import com.raytheon.uf.edex.registry.ebxml.init.RegistryInitializedListener;
import com.raytheon.uf.edex.registry.ebxml.services.query.QueryConstants;
import com.raytheon.uf.edex.registry.ebxml.services.query.RegistryQueryUtil;
@ -153,6 +152,7 @@ import com.raytheon.uf.edex.registry.events.CreateAuditTrailEvent;
* 1/21/2014 2613 bphillip Changed max down time which requires a sync
* Feb 11, 2014 2771 bgonzale Use Data Delivery ID instead of Site.
* 2/13/2014 2769 bphillip Refactored registry sync. Created quartz tasks to monitor registry uptime as well as subscription integrity
* 4/11/2014 3011 bphillip Removed automatic registry sync check on startup
* </pre>
*
* @author bphillip
@ -167,6 +167,9 @@ public class RegistryFederationManager implements IRegistryFederationManager,
protected static final IUFStatusHandler statusHandler = UFStatus
.getHandler(RegistryFederationManager.class);
private static final transient IUFStatusHandler monitorHandler = UFStatus
.getMonitorHandler(RegistryFederationManager.class);
/** Query used for synchronizing registries */
private static final String SYNC_QUERY = "FROM RegistryObjectType obj where obj.id in (%s) order by obj.id asc";
@ -196,7 +199,16 @@ public class RegistryFederationManager implements IRegistryFederationManager,
* The maximum time a registry can be down before a full synchronization is
* performed
*/
private static final long MAX_DOWN_TIME_DURATION = TimeUtil.MILLIS_PER_HOUR * 6;
private static final long MAX_DOWN_TIME_DURATION = TimeUtil.MILLIS_PER_HOUR * 48;
private static final String SYNC_WARNING_MSG = "Registry is out of sync with federation. Registry Synchronization required. Go to: ["
+ RegistryUtil.LOCAL_REGISTRY_ADDRESS
+ "/registry/federation/status.html] to synchronize.";
private static volatile boolean SYNC_NECESSARY = false;
public static AtomicBoolean SYNC_IN_PROGRESS = new AtomicBoolean(
false);
/** Cutoff parameter for the query to get the expired events */
private static final String GET_EXPIRED_EVENTS_QUERY_CUTOFF_PARAMETER = "cutoff";
@ -205,9 +217,6 @@ public class RegistryFederationManager implements IRegistryFederationManager,
private static final String GET_EXPIRED_EVENTS_QUERY = "FROM ReplicationEvent event where event.eventTime < :"
+ GET_EXPIRED_EVENTS_QUERY_CUTOFF_PARAMETER;
/** Maximum times this registry will try to sync data before failure */
private int maxSyncRetries = 3;
/**
* Denotes if initialization has already occurred for this class. It is a
* static variable because at this time, multiple Spring containers load
@ -320,8 +329,6 @@ public class RegistryFederationManager implements IRegistryFederationManager,
if (!centralRegistry) {
checkDownTime();
}
federatedRegistryMonitor.updateTime();
} catch (Exception e1) {
throw new EbxmlRegistryException(
"Error initializing RegistryReplicationManager", e1);
@ -345,96 +352,24 @@ public class RegistryFederationManager implements IRegistryFederationManager,
/**
* Checks how long a registry has been down. If the registry has been down
* for over 2 days, the registry is synchronized with one of the federation
* members
* longer than the MAX_DOWN_TIME_DURATION, then a sync is necessary
*
* @see RegistryFederationManager.MAX_DOWN_TIME_DURATION
* @throws Exception
*/
private void checkDownTime() throws Exception {
long currentTime = TimeUtil.currentTimeMillis();
long lastKnownUp = federatedRegistryMonitor.getLastKnownUptime();
long downTime = currentTime - lastKnownUp;
statusHandler
.info("Registry has been down since: "
+ new Date(currentTime - downTime)
+ ". Checking if synchronization with the federation is necessary...");
// The registry has been down for ~2 days, this requires a
// synchronization of the
// data from the federation
statusHandler.info("Registry has been down since: "
+ new Date(currentTime - downTime));
/*
* The registry has been down for ~2 days, this requires a
* synchronization of the data from the federation
*/
if (currentTime - lastKnownUp > MAX_DOWN_TIME_DURATION) {
int syncAttempt = 1;
for (; syncAttempt <= maxSyncRetries; syncAttempt++) {
try {
statusHandler
.warn("Registry has been down for more than "
+ (MAX_DOWN_TIME_DURATION / TimeUtil.MILLIS_PER_HOUR)
+ " hours. Initiating federated registry data synchronization attempt #"
+ syncAttempt + "/" + maxSyncRetries
+ "...");
if (CollectionUtil.isNullOrEmpty(servers
.getRegistryReplicationServers())) {
statusHandler
.error("No servers configured for replication. Unable to synchronize registry data with federation!");
break;
} else {
RegistryType registryToSyncFrom = null;
for (String remoteRegistryId : servers
.getRegistryReplicationServers()) {
statusHandler.info("Checking availability of ["
+ remoteRegistryId + "]...");
RegistryType remoteRegistry = dataDeliveryRestClient
.getRegistryObject(
ncfAddress,
remoteRegistryId
+ FederationProperties.REGISTRY_SUFFIX);
if (remoteRegistry == null) {
statusHandler
.warn("Registry at ["
+ remoteRegistryId
+ "] not found in federation. Unable to use as synchronization source.");
} else if (dataDeliveryRestClient
.isRegistryAvailable(remoteRegistry
.getBaseURL())) {
registryToSyncFrom = remoteRegistry;
break;
} else {
statusHandler
.info("Registry at ["
+ remoteRegistryId
+ "] is not available. Unable to use as synchronization source.");
}
}
// No available registry was found!
if (registryToSyncFrom == null) {
throw new NoReplicationServersAvailableException(
"No available registries found! Registry data will not be synchronized with the federation!");
} else {
synchronizeWithRegistry(registryToSyncFrom.getId());
break;
}
}
} catch (Exception e) {
// If no servers are found, don't retry, just throw the
// exception
if (e instanceof NoReplicationServersAvailableException) {
throw e;
}
if (syncAttempt < maxSyncRetries) {
statusHandler.error(
"Federation registry data synchronization attempt #"
+ syncAttempt + "/" + maxSyncRetries
+ " failed! Retrying...", e);
} else {
statusHandler
.fatal("Federation registry data synchronization has failed",
e);
throw e;
}
}
}
SYNC_NECESSARY = true;
sendSyncMessage();
}
}
@ -586,33 +521,51 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@Transactional
@GET
@Path("synchronizeWithRegistry/{registryId}")
public void synchronizeWithRegistry(
@PathParam("registryId") String registryId) throws Exception {
public void synchronizeWithRegistry(@PathParam("registryId")
String registryId) throws Exception {
if (SYNC_IN_PROGRESS.compareAndSet(false, true)) {
try {
monitorHandler.handle(Priority.WARN,
"Synchronizing registry with [" + registryId + "]...");
long start = TimeUtil.currentTimeMillis();
RegistryType remoteRegistry = null;
try {
if (!registryId.endsWith(FederationProperties.REGISTRY_SUFFIX)) {
if (!registryId
.endsWith(FederationProperties.REGISTRY_SUFFIX)) {
registryId += FederationProperties.REGISTRY_SUFFIX;
}
remoteRegistry = dataDeliveryRestClient.getRegistryObject(
ncfAddress, registryId);
} catch (Exception e) {
throw new EbxmlRegistryException(
"Error retrieving info for remote registry [" + registryId
+ "] ", e);
"Error retrieving info for remote registry ["
+ registryId + "] ", e);
}
if (remoteRegistry == null) {
throw new EbxmlRegistryException("Unable to synchronize with ["
+ registryId + "]. Registry not found in federation");
throw new EbxmlRegistryException(
"Unable to synchronize with [" + registryId
+ "]. Registry not found in federation");
}
String remoteRegistryUrl = remoteRegistry.getBaseURL();
for (final String objectType : replicatedObjectTypes) {
syncObjectType(objectType, remoteRegistryUrl);
}
statusHandler.info("Registry synchronization using ["
+ remoteRegistryUrl + "] completed successfully in "
+ (TimeUtil.currentTimeMillis() - start) + " ms");
SYNC_NECESSARY = false;
federatedRegistryMonitor.updateTime();
StringBuilder syncMsg = new StringBuilder();
syncMsg.append("Registry synchronization using [")
.append(remoteRegistryUrl)
.append("] completed successfully in ")
.append((TimeUtil.currentTimeMillis() - start))
.append(" ms");
statusHandler.info(syncMsg.toString());
monitorHandler.handle(Priority.WARN, syncMsg.toString());
} finally {
SYNC_IN_PROGRESS.set(false);
}
}
}
/**
@ -658,6 +611,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
int remainder = remoteIds.size() % SYNC_BATCH_SIZE;
for (int currentBatch = 0; currentBatch < batches; currentBatch++) {
statusHandler.info("Processing batch " + (currentBatch + 1)
+ "/" + batches);
persistBatch(objectType, remoteRegistryUrl, remoteIds.subList(
currentBatch * SYNC_BATCH_SIZE, (currentBatch + 1)
* SYNC_BATCH_SIZE));
@ -714,6 +669,13 @@ public class RegistryFederationManager implements IRegistryFederationManager,
}
}
private void sendSyncMessage() {
if (!SYNC_IN_PROGRESS.get()) {
statusHandler.warn(SYNC_WARNING_MSG);
monitorHandler.handle(Priority.WARN, SYNC_WARNING_MSG);
}
}
@GET
@Path("isFederated")
@Transactional
@ -795,8 +757,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@GET
@Path("subscribeToRegistry/{registryId}")
@Transactional
public void subscribeToRegistry(@PathParam("registryId") String registryId)
throws Exception {
public void subscribeToRegistry(@PathParam("registryId")
String registryId) throws Exception {
statusHandler.info("Establishing replication with [" + registryId
+ "]...");
RegistryType remoteRegistry = getRegistry(registryId);
@ -809,8 +771,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@GET
@Path("unsubscribeFromRegistry/{registryId}")
@Transactional
public void unsubscribeFromRegistry(
@PathParam("registryId") String registryId) throws Exception {
public void unsubscribeFromRegistry(@PathParam("registryId")
String registryId) throws Exception {
statusHandler.info("Disconnecting replication with [" + registryId
+ "]...");
RegistryType remoteRegistry = getRegistry(registryId);
@ -824,8 +786,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@GET
@Path("addReplicationServer/{registryId}")
@Transactional
public void addReplicationServer(@PathParam("registryId") String registryId)
throws Exception {
public void addReplicationServer(@PathParam("registryId")
String registryId) throws Exception {
getRegistry(registryId);
servers.addReplicationServer(registryId);
saveNotificationServers();
@ -834,8 +796,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@GET
@Path("removeReplicationServer/{registryId}")
@Transactional
public void removeReplicationServer(
@PathParam("registryId") String registryId) throws Exception {
public void removeReplicationServer(@PathParam("registryId")
String registryId) throws Exception {
getRegistry(registryId);
servers.removeReplicationServer(registryId);
saveNotificationServers();
@ -978,7 +940,8 @@ public class RegistryFederationManager implements IRegistryFederationManager,
}
public void processReplicationEvents() {
if (federationEnabled && DbInit.isDbInitialized() && initialized.get()) {
if (federationEnabled && DbInit.isDbInitialized() && initialized.get()
&& !SYNC_IN_PROGRESS.get()) {
if (!running.getAndSet(true)) {
try {
for (final String remoteRegistryId : servers
@ -1029,7 +992,7 @@ public class RegistryFederationManager implements IRegistryFederationManager,
.getBaseURL())) {
List<ReplicationEvent> events = replicationEventDao
.getReplicationEvents(remoteRegistryId);
.getReplicationEvents(remoteRegistryId, SYNC_BATCH_SIZE);
List<SimpleEntry<String, List<ReplicationEvent>>> orderedBatchedEvents = new ArrayList<SimpleEntry<String, List<ReplicationEvent>>>();
SimpleEntry<String, List<ReplicationEvent>> lastEntry = null;
@ -1135,9 +1098,16 @@ public class RegistryFederationManager implements IRegistryFederationManager,
@Transactional
public void updateUpTime() {
if (initialized.get()) {
if (SYNC_NECESSARY) {
if (!SYNC_IN_PROGRESS.get()
&& TimeUtil.newGmtCalendar().get(Calendar.MINUTE) % 15 == 0) {
sendSyncMessage();
}
} else {
federatedRegistryMonitor.updateTime();
}
}
}
@Transactional
public void deleteExpiredEvents() {

11
edexOsgi/com.raytheon.uf.edex.datadelivery.registry/src/com/raytheon/uf/edex/datadelivery/registry/web/RegistryAvailableRestService.java
View file

@ -65,11 +65,14 @@ public class RegistryAvailableRestService implements
@GET
@Produces("text/plain")
public String isRegistryAvailable() {
if (DbInit.isDbInitialized()
&& RegistryFederationManager.initialized.get()) {
if (DbInit.isDbInitialized()) {
if (RegistryFederationManager.initialized.get()) {
if(RegistryFederationManager.SYNC_IN_PROGRESS.get()){
return RegistryAvailability.SYNC_IN_PROGRESS;
}
return RegistryAvailability.AVAILABLE;
} else {
}
}
return RegistryAvailability.DB_NOT_INITIALIZED;
}
}
}

4
edexOsgi/com.raytheon.uf.edex.registry.ebxml/res/spring/ebxml-eventbus.xml
View file

@ -13,4 +13,8 @@
<bean factory-bean="eventBus" factory-method="register">
<constructor-arg ref="AuditableEventService" />
</bean>
<bean factory-bean="eventBus" factory-method="register">
<constructor-arg ref="RegistryGarbageCollector" />
</bean>
</beans>

1
edexOsgi/com.raytheon.uf.edex.registry.ebxml/res/spring/ebxml-impl.xml
View file

@ -36,6 +36,7 @@
<bean id="RegistryGarbageCollector"
class="com.raytheon.uf.edex.registry.ebxml.services.RegistryGarbageCollector">
<constructor-arg ref="AuditableEventTypeDao" />
<constructor-arg ref="slotTypeDao"/>
</bean>
<bean id="objectReferenceResolver" class="com.raytheon.uf.edex.registry.ebxml.services.lifecycle.ObjectReferenceResolver">

1
edexOsgi/com.raytheon.uf.edex.registry.ebxml/res/spring/ebxml-registry-dao.xml
View file

@ -28,7 +28,6 @@
<bean id="registryObjectDao"
class="com.raytheon.uf.edex.registry.ebxml.dao.RegistryObjectDao">
<property name="sessionFactory" ref="metadataSessionFactory" />
<property name="slotDao" ref="slotTypeDao" />
</bean>
<bean id="registryDao" class="com.raytheon.uf.edex.registry.ebxml.dao.RegistryDao">

13
edexOsgi/com.raytheon.uf.edex.registry.ebxml/src/com/raytheon/uf/edex/registry/ebxml/dao/RegistryObjectDao.java
View file

@ -22,7 +22,6 @@ package com.raytheon.uf.edex.registry.ebxml.dao;
import java.util.List;
import oasis.names.tc.ebxml.regrep.xsd.rim.v4.RegistryObjectType;
import oasis.names.tc.ebxml.regrep.xsd.rim.v4.SlotType;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
@ -45,6 +44,7 @@ import com.raytheon.uf.edex.registry.ebxml.exception.EbxmlRegistryException;
* 7/29/2013 2191 bphillip Added new methods to support registry synchronization
* 8/1/2013 1693 bphillip Added methods to facilitate implementation of the lifecyclemanager according to the 4.0 spec
* 2/13/2014 2769 bphillip Added read only flags to query methods
* 4/11/2014 3011 bphillip Changed merge to not delete unused slots
*
* </pre>
*
@ -54,9 +54,6 @@ import com.raytheon.uf.edex.registry.ebxml.exception.EbxmlRegistryException;
public class RegistryObjectDao extends
RegistryObjectTypeDao<RegistryObjectType> {
/** Data access object for accessing slots */
private SlotTypeDao slotDao;
/** Delete object type parameterized statement */
private static final String GET_IDS_BY_OBJECT_TYPE = "SELECT regObj.id FROM RegistryObjectType regObj WHERE regObj.objectType=:objectType";
@ -85,10 +82,6 @@ public class RegistryObjectDao extends
*/
public void merge(RegistryObjectType newObject,
RegistryObjectType existingObject) {
// Delete the existing slot to prevent orphans
for (SlotType slot : existingObject.getSlot()) {
slotDao.delete(slot);
}
newObject.setId(existingObject.getId());
template.merge(newObject);
}
@ -198,8 +191,4 @@ public class RegistryObjectDao extends
return RegistryObjectType.class;
}
public void setSlotDao(SlotTypeDao slotDao) {
this.slotDao = slotDao;
}
}

26
edexOsgi/com.raytheon.uf.edex.registry.ebxml/src/com/raytheon/uf/edex/registry/ebxml/services/RegistryGarbageCollector.java
View file

@ -27,10 +27,15 @@ import oasis.names.tc.ebxml.regrep.xsd.rim.v4.AuditableEventType;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.google.common.eventbus.Subscribe;
import com.raytheon.uf.common.status.IUFStatusHandler;
import com.raytheon.uf.common.status.UFStatus;
import com.raytheon.uf.common.time.util.TimeUtil;
import com.raytheon.uf.common.util.CollectionUtil;
import com.raytheon.uf.edex.registry.ebxml.dao.AuditableEventTypeDao;
import com.raytheon.uf.edex.registry.ebxml.dao.SlotTypeDao;
import com.raytheon.uf.edex.registry.ebxml.exception.EbxmlRegistryException;
import com.raytheon.uf.edex.registry.events.DeleteSlotEvent;
/**
*
@ -49,6 +54,7 @@ import com.raytheon.uf.edex.registry.ebxml.exception.EbxmlRegistryException;
* 1/15/2014 2613 bphillip Added Hibernate flush() call
* 2/4/2014 2769 bphillip Removed flush and clear call
* 2/13/2014 2769 bphillip Refactored to no longer use executor threads
* 4/11/2014 3011 bphillip Added slot purging via event bus notifications
* </pre>
*
* @author bphillip
@ -68,6 +74,8 @@ public class RegistryGarbageCollector {
/** Data access object for AuditableEventType */
private AuditableEventTypeDao eventDao;
private SlotTypeDao slotDao;
/** The number of events to delete per batch */
private static final int DELETE_BATCH_SIZE = 100;
@ -85,9 +93,11 @@ public class RegistryGarbageCollector {
* @param eventDao
* The auditable event dao to use
*/
public RegistryGarbageCollector(AuditableEventTypeDao eventDao) {
public RegistryGarbageCollector(AuditableEventTypeDao eventDao,
SlotTypeDao slotDao) {
this();
this.eventDao = eventDao;
this.slotDao = slotDao;
}
@ -126,4 +136,18 @@ public class RegistryGarbageCollector {
}
} while (!expiredEvents.isEmpty());
}
@Subscribe
public void deleteOrphanedSlot(DeleteSlotEvent slotEvent) {
if (!CollectionUtil.isNullOrEmpty(slotEvent.getSlotsToDelete())) {
long start = TimeUtil.currentTimeMillis();
statusHandler.info("Deleting "
+ slotEvent.getSlotsToDelete().size() + " slots...");
slotDao.deleteAll(slotEvent.getSlotsToDelete());
statusHandler.info("Deleted " + slotEvent.getSlotsToDelete().size()
+ " slots in " + (TimeUtil.currentTimeMillis() - start)
+ " ms");
}
}
}

14
edexOsgi/com.raytheon.uf.edex.registry.ebxml/src/com/raytheon/uf/edex/registry/ebxml/services/lifecycle/LifecycleManagerImpl.java
View file

@ -80,6 +80,7 @@ import com.raytheon.uf.edex.registry.ebxml.util.EbxmlExceptionUtil;
import com.raytheon.uf.edex.registry.ebxml.util.EbxmlObjectUtil;
import com.raytheon.uf.edex.registry.ebxml.util.xpath.RegistryXPathProcessor;
import com.raytheon.uf.edex.registry.events.CreateAuditTrailEvent;
import com.raytheon.uf.edex.registry.events.DeleteSlotEvent;
/**
* The LifecycleManager interface allows a client to perform various lifecycle
@ -109,6 +110,7 @@ import com.raytheon.uf.edex.registry.events.CreateAuditTrailEvent;
* 12/2/2013 1829 bphillip Auditable events are not genereted via messages on the event bus
* 01/21/2014 2613 bphillip Removed verbose log message from removeObjects
* 2/19/2014 2769 bphillip Added current time to audit trail events
* 4/11/2014 3011 bphillip Modified merge behavior
*
*
* </pre>
@ -417,7 +419,7 @@ public class LifecycleManagerImpl implements LifecycleManager {
*/
checkReplica(request, obj, existingObject);
objsUpdated.add(obj);
registryObjectDao.merge(obj, existingObject);
mergeObjects(obj, existingObject);
statusHandler.info("Object [" + objectId
+ "] replaced in the registry.");
}
@ -737,7 +739,7 @@ public class LifecycleManagerImpl implements LifecycleManager {
+ "...");
RegistryObjectType updatedObject = applyUpdates(objToUpdate,
updateActions);
registryObjectDao.merge(updatedObject, objToUpdate);
mergeObjects(updatedObject, objToUpdate);
}
if (!objectsToUpdate.isEmpty()) {
EventBus.publish(new CreateAuditTrailEvent(request.getId(),
@ -752,6 +754,14 @@ public class LifecycleManagerImpl implements LifecycleManager {
return response;
}
private void mergeObjects(RegistryObjectType newObject,
RegistryObjectType existingObject) {
registryObjectDao.merge(newObject, existingObject);
DeleteSlotEvent deleteSlotEvent = new DeleteSlotEvent(
existingObject.getSlot());
EventBus.publish(deleteSlotEvent);
}
private RegistryObjectType applyUpdates(RegistryObjectType objectToUpdate,
List<UpdateActionType> updateActions) throws MsgRegistryException {
for (UpdateActionType updateAction : updateActions) {

67
edexOsgi/com.raytheon.uf.edex.registry.ebxml/src/com/raytheon/uf/edex/registry/events/DeleteSlotEvent.java Normal file
View file

@ -0,0 +1,67 @@
/**
* This software was developed and / or modified by Raytheon Company,
* pursuant to Contract DG133W-05-CQ-1067 with the US Government.
*
* U.S. EXPORT CONTROLLED TECHNICAL DATA
* This software product contains export-restricted data whose
* export/transfer/disclosure is restricted by U.S. law. Dissemination
* to non-U.S. persons whether in the United States or abroad requires
* an export license or other authorization.
*
* Contractor Name: Raytheon Company
* Contractor Address: 6825 Pine Street, Suite 340
* Mail Stop B8
* Omaha, NE 68106
* 402.291.0100
*
* See the AWIPS II Master Rights File ("Master Rights File.pdf") for
* further licensing information.
**/
package com.raytheon.uf.edex.registry.events;
import java.util.List;
import oasis.names.tc.ebxml.regrep.xsd.rim.v4.SlotType;
import com.raytheon.uf.common.event.Event;
/**
* Event containing slots to be deleted by the registry garbage collector
*
* <pre>
*
* SOFTWARE HISTORY
*
* Date Ticket# Engineer Description
* ------------ ---------- ----------- --------------------------
* 4/11/2014 3011 bphillip Initial Coding
* </pre>
*
* @author bphillip
* @version 1
*/
public class DeleteSlotEvent extends Event {
private static final long serialVersionUID = -2818002679753482984L;
private List<SlotType> slotsToDelete;
public DeleteSlotEvent(){
super();
}
public DeleteSlotEvent(List<SlotType> slotsToDelete){
this.slotsToDelete = slotsToDelete;
}
public List<SlotType> getSlotsToDelete() {
return slotsToDelete;
}
public void setSlotsToDelete(List<SlotType> slotsToDelete) {
this.slotsToDelete = slotsToDelete;
}
}