| /** |
| * 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.Collections; |
| import java.util.Map; |
| |
| import org.apache.camel.spi.EndpointUtilizationStatistics; |
| import org.apache.camel.util.LRUCache; |
| |
| public class DefaultEndpointUtilizationStatistics implements EndpointUtilizationStatistics { |
| |
| private final LRUCache<String, Long> map; |
| |
| public DefaultEndpointUtilizationStatistics(int maxCapacity) { |
| this.map = new LRUCache<String, Long>(16, maxCapacity, false); |
| } |
| |
| @Override |
| public int maxCapacity() { |
| return map.getMaxCacheSize(); |
| } |
| |
| @Override |
| public int size() { |
| return map.size(); |
| } |
| |
| @Override |
| public synchronized void onHit(String uri) { |
| Long counter = map.get(uri); |
| if (counter == null) { |
| counter = 1L; |
| map.put(uri, counter); |
| } else { |
| counter++; |
| map.put(uri, counter); |
| } |
| } |
| |
| @Override |
| public void remove(String uri) { |
| map.remove(uri); |
| } |
| |
| @Override |
| public Map<String, Long> getStatistics() { |
| return Collections.unmodifiableMap(map); |
| } |
| |
| @Override |
| public void clear() { |
| map.clear(); |
| } |
| } |