| /* |
| * 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.component.caffeine.processor.idempotent; |
| |
| import com.github.benmanes.caffeine.cache.Cache; |
| import com.github.benmanes.caffeine.cache.Caffeine; |
| import org.apache.camel.api.management.ManagedAttribute; |
| import org.apache.camel.api.management.ManagedOperation; |
| import org.apache.camel.api.management.ManagedResource; |
| import org.apache.camel.spi.IdempotentRepository; |
| import org.apache.camel.support.service.ServiceSupport; |
| |
| @ManagedResource(description = "Caffeine based message id repository") |
| public class CaffeineIdempotentRepository extends ServiceSupport implements IdempotentRepository { |
| |
| private String cacheName; |
| private Cache<String, Boolean> cache; |
| |
| public CaffeineIdempotentRepository() { |
| this(CaffeineIdempotentRepository.class.getSimpleName()); |
| } |
| |
| public CaffeineIdempotentRepository(String repositoryName) { |
| this.cacheName = repositoryName; |
| } |
| |
| @ManagedAttribute(description = "The processor name") |
| public String getCacheName() { |
| return cacheName; |
| } |
| |
| @Override |
| @ManagedOperation(description = "Adds the key to the store") |
| public boolean add(String key) { |
| if (cache.asMap().containsKey(key)) { |
| return false; |
| } else { |
| cache.put(key, true); |
| return true; |
| } |
| } |
| |
| @Override |
| public boolean confirm(String key) { |
| return cache.asMap().containsKey(key); |
| } |
| |
| @Override |
| @ManagedOperation(description = "Does the store contain the given key") |
| public boolean contains(String key) { |
| return cache.asMap().containsKey(key); |
| } |
| |
| @Override |
| @ManagedOperation(description = "Remove the key from the store") |
| public boolean remove(String key) { |
| cache.invalidate(key); |
| return true; |
| } |
| |
| @Override |
| @ManagedOperation(description = "Clear the store") |
| public void clear() { |
| cache.invalidateAll(); |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| if (cache == null) { |
| Caffeine<Object, Object> builder = Caffeine.newBuilder(); |
| cache = builder.build(); |
| } |
| } |
| |
| protected Cache getCache() { |
| return this.cache; |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| } |
| } |