| /** |
| * 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.camel.impl; |
| |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.spi.InflightRepository; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Default implement which just uses a counter |
| * |
| * @version |
| */ |
| public class DefaultInflightRepository extends ServiceSupport implements InflightRepository { |
| |
| private static final transient Logger LOG = LoggerFactory.getLogger(DefaultInflightRepository.class); |
| private final AtomicInteger totalCount = new AtomicInteger(); |
| // use endpoint key as key so endpoints with lenient properties is registered using the same key (eg dynamic http endpoints) |
| private final ConcurrentHashMap<String, AtomicInteger> endpointCount = new ConcurrentHashMap<String, AtomicInteger>(); |
| |
| public void add(Exchange exchange) { |
| int count = totalCount.incrementAndGet(); |
| LOG.trace("Total {} inflight exchanges. Last added: {}", count, exchange.getExchangeId()); |
| |
| if (exchange.getFromEndpoint() == null) { |
| return; |
| } |
| |
| String key = exchange.getFromEndpoint().getEndpointKey(); |
| AtomicInteger existing = endpointCount.putIfAbsent(key, new AtomicInteger(1)); |
| if (existing != null) { |
| existing.addAndGet(1); |
| } |
| } |
| |
| public void remove(Exchange exchange) { |
| int count = totalCount.decrementAndGet(); |
| LOG.trace("Total {} inflight exchanges. Last removed: {}", count, exchange.getExchangeId()); |
| |
| if (exchange.getFromEndpoint() == null) { |
| return; |
| } |
| |
| String key = exchange.getFromEndpoint().getEndpointKey(); |
| AtomicInteger existing = endpointCount.get(key); |
| if (existing != null) { |
| existing.addAndGet(-1); |
| } |
| } |
| |
| public int size() { |
| return totalCount.get(); |
| } |
| |
| public int size(Endpoint endpoint) { |
| AtomicInteger answer = endpointCount.get(endpoint.getEndpointKey()); |
| return answer != null ? answer.get() : 0; |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| int count = size(); |
| if (count > 0) { |
| LOG.warn("Shutting down while there are still " + count + " in flight exchanges."); |
| } else { |
| LOG.info("Shutting down with no inflight exchanges."); |
| } |
| endpointCount.clear(); |
| } |
| } |