/**
* 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.activemq.store.kahadaptor;
import java.util.Iterator;
import org.apache.activemq.command.MessageId;
import org.apache.activemq.kaha.MapContainer;
import org.apache.activemq.kaha.StoreEntry;
/**
* Holds information for the subscriber
*
*
*/
public class TopicSubContainer {
private transient MapContainer mapContainer;
private transient StoreEntry batchEntry;
public TopicSubContainer(MapContainer container) {
this.mapContainer = container;
}
/**
* @return the batchEntry
*/
public StoreEntry getBatchEntry() {
return this.batchEntry;
}
/**
* @param id
* @param batchEntry the batchEntry to set
*/
public void setBatchEntry(String id, StoreEntry batchEntry) {
this.batchEntry = batchEntry;
}
public void reset() {
batchEntry = null;
}
public boolean isEmpty() {
return mapContainer.isEmpty();
}
public StoreEntry add(ConsumerMessageRef ref) {
return mapContainer.place(ref.getMessageId(),ref);
}
public ConsumerMessageRef remove(MessageId id) {
ConsumerMessageRef result = null;
StoreEntry entry = mapContainer.getEntry(id);
if (entry != null) {
result = (ConsumerMessageRef) mapContainer.getValue(entry);
mapContainer.remove(entry);
if (batchEntry != null && batchEntry.equals(entry)) {
reset();
}
}
if(mapContainer.isEmpty()) {
reset();
}
return result;
}
public ConsumerMessageRef get(StoreEntry entry) {
return (ConsumerMessageRef)mapContainer.getValue(entry);
}
public StoreEntry getEntry() {
return mapContainer.getFirst();
}
public StoreEntry refreshEntry(StoreEntry entry) {
return mapContainer.refresh(entry);
}
public StoreEntry getNextEntry(StoreEntry entry) {
return mapContainer.getNext(entry);
}
public Iterator iterator() {
return mapContainer.values().iterator();
}
public int size() {
return mapContainer.size();
}
public void clear() {
reset();
mapContainer.clear();
}
}