| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package org.apache.geode.internal.cache.event; |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentMap; |
| |
| import org.apache.geode.annotations.Immutable; |
| import org.apache.geode.distributed.DistributedMember; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.cache.EventID; |
| import org.apache.geode.internal.cache.InternalCacheEvent; |
| import org.apache.geode.internal.cache.ha.ThreadIdentifier; |
| import org.apache.geode.internal.cache.versions.VersionTag; |
| |
| public class NonDistributedEventTracker implements EventTracker { |
| @Immutable |
| private static final NonDistributedEventTracker INSTANCE = new NonDistributedEventTracker(); |
| |
| static final String NAME = "The NonDistributedEventTracker"; |
| |
| public static NonDistributedEventTracker getInstance() { |
| return INSTANCE; |
| } |
| |
| private NonDistributedEventTracker() { |
| // private no arg constructor to enforce singleton pattern |
| } |
| |
| @Override |
| public void start() { |
| |
| } |
| |
| @Override |
| public void stop() { |
| |
| } |
| |
| @Override |
| public void clear() { |
| // nothing to clear |
| } |
| |
| @Override |
| public Map<ThreadIdentifier, EventSequenceNumberHolder> getState() { |
| return null; |
| } |
| |
| @Override |
| public void recordState(InternalDistributedMember provider, Map state) { |
| |
| } |
| |
| @Override |
| public void recordEvent(InternalCacheEvent event) { |
| |
| } |
| |
| @Override |
| public boolean hasSeenEvent(InternalCacheEvent event) { |
| return false; |
| } |
| |
| @Override |
| public void waitOnInitialization() throws InterruptedException { |
| |
| } |
| |
| @Override |
| public VersionTag findVersionTagForSequence(EventID eventId) { |
| return null; |
| } |
| |
| @Override |
| public VersionTag findVersionTagForBulkOp(EventID eventId) { |
| return null; |
| } |
| |
| @Override |
| public String getName() { |
| return NAME; |
| } |
| |
| @Override |
| public boolean hasSeenEvent(EventID eventID) { |
| return false; |
| } |
| |
| @Override |
| public boolean hasSeenEvent(EventID eventID, InternalCacheEvent tagHolder) { |
| return false; |
| } |
| |
| @Override |
| public void recordBulkOpStart(EventID eventID, ThreadIdentifier membershipID) { |
| |
| } |
| |
| @Override |
| public void syncBulkOp(Runnable task, EventID eventId, boolean partOfTransaction) { |
| task.run(); |
| } |
| |
| @Override |
| public boolean isInitialized() { |
| return true; |
| } |
| |
| @Override |
| public void setInitialized() { |
| |
| } |
| |
| @Override |
| public boolean isInitialImageProvider(DistributedMember mbr) { |
| return false; |
| } |
| |
| @Override |
| public ConcurrentMap<ThreadIdentifier, BulkOperationHolder> getRecordedBulkOpVersionTags() { |
| return null; |
| } |
| |
| @Override |
| public ConcurrentMap<ThreadIdentifier, EventSequenceNumberHolder> getRecordedEvents() { |
| return null; |
| } |
| |
| } |