Java tutorial
/** * Copyright 2016 Yahoo Inc. * * Licensed 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 com.yahoo.pulsar.websocket.stats; import java.util.Set; import com.google.common.collect.Sets; import com.yahoo.pulsar.client.api.SubscriptionType; import com.yahoo.pulsar.websocket.ConsumerHandler; import com.yahoo.pulsar.websocket.ProducerHandler; /** * Stats of topic served by web-socket proxy. It shows current stats of producers and consumers connected to proxy for a * given topic */ public class ProxyTopicStat { public final Set<ProducerStats> producerStats; public final Set<ConsumerStats> consumerStats; public ProxyTopicStat() { this.producerStats = Sets.newHashSet(); this.consumerStats = Sets.newHashSet(); } public static class ProducerStats { public ProducerStats() { } public ProducerStats(ProducerHandler handler) { this.remoteConnection = handler.getRemote().getInetSocketAddress().toString(); this.numberOfMsgPublished = handler.getMsgPublishedCounter(); } public String remoteConnection; public long numberOfMsgPublished; } public static class ConsumerStats { public ConsumerStats() { } public ConsumerStats(ConsumerHandler handler) { this.subscriptionName = handler.getSubscription(); this.subscriptionType = handler.getSubscriptionType(); this.remoteConnection = handler.getRemote().getInetSocketAddress().toString(); this.numberOfMsgDelivered = handler.getMsgDeliveredCounter(); } public String remoteConnection; public String subscriptionName; public SubscriptionType subscriptionType; public long numberOfMsgDelivered; } }