| /** |
| * 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.broker.jmx; |
| |
| import org.apache.activemq.broker.region.DurableTopicSubscription; |
| import org.apache.activemq.broker.region.TopicSubscription; |
| |
| /** |
| * |
| * |
| */ |
| public class TopicSubscriptionView extends SubscriptionView implements TopicSubscriptionViewMBean { |
| |
| public TopicSubscriptionView(String clientId, TopicSubscription subs) { |
| super(clientId, subs); |
| } |
| |
| protected TopicSubscription getTopicSubscription() { |
| return (TopicSubscription)subscription; |
| } |
| |
| /** |
| * @return the number of messages discarded due to being a slow consumer |
| */ |
| public int getDiscardedCount() { |
| TopicSubscription topicSubscription = getTopicSubscription(); |
| return topicSubscription != null ? topicSubscription.discarded() : 0; |
| } |
| |
| /** |
| * @return the maximun number of messages that can be pending. |
| */ |
| public int getMaximumPendingQueueSize() { |
| TopicSubscription topicSubscription = getTopicSubscription(); |
| return topicSubscription != null ? topicSubscription.getMaximumPendingMessages() : 0; |
| } |
| |
| /** |
| * |
| */ |
| public void setMaximumPendingQueueSize(int max) { |
| TopicSubscription topicSubscription = getTopicSubscription(); |
| if (topicSubscription != null) { |
| topicSubscription.setMaximumPendingMessages(max); |
| } |
| } |
| |
| @Override |
| public boolean isActive() { |
| if (subscription instanceof DurableTopicSubscription) { |
| return ((DurableTopicSubscription)subscription).isActive(); |
| } else { |
| return super.isActive(); |
| } |
| } |
| |
| |
| |
| } |