001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.activemq.broker.region.policy;
018
019 import org.apache.activemq.broker.Broker;
020 import org.apache.activemq.broker.region.Subscription;
021 import org.apache.activemq.broker.region.cursors.AbstractPendingMessageCursor;
022 import org.apache.activemq.broker.region.cursors.PendingMessageCursor;
023 import org.apache.activemq.broker.region.cursors.VMPendingMessageCursor;
024
025 /**
026 * Creates a VMPendingMessageCursor *
027 *
028 * @org.apache.xbean.XBean element="vmCursor" description="Pending messages held
029 * in the JVM"
030 *
031 *
032 */
033 public class VMPendingSubscriberMessageStoragePolicy implements PendingSubscriberMessageStoragePolicy {
034
035 /**
036 * @param broker
037 * @param name
038 * @param maxBatchSize
039 * @return a Cursor
040 * @see org.apache.activemq.broker.region.policy.PendingSubscriberMessageStoragePolicy#getSubscriberPendingMessageCursor(java.lang.String,
041 * org.apache.activemq.kaha.Store, int)
042 */
043 public PendingMessageCursor getSubscriberPendingMessageCursor(Broker broker,String name,int maxBatchSize,Subscription subs) {
044 return new VMPendingMessageCursor(AbstractPendingMessageCursor.isPrioritizedMessageSubscriber(broker, subs));
045 }
046 }