/**
* 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.spring.processor.idempotent;
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.ServiceSupport;
import org.springframework.cache.Cache;
import org.springframework.cache.CacheManager;
@ManagedResource(description = "SpringCache based message id repository")
public class SpringCacheIdempotentRepository extends ServiceSupport implements IdempotentRepository<Object> {
private final CacheManager manager;
private final String cacheName;
private Cache cache;
public SpringCacheIdempotentRepository(CacheManager manager, String cacheName) {
this.manager = manager;
this.cacheName = cacheName;
this.cache = null;
}
@Override
@ManagedOperation(description = "Adds the key to the store")
public boolean add(Object key) {
return cache.putIfAbsent(key, true) == null;
}
@Override
@ManagedOperation(description = "Does the store contain the given key")
public boolean contains(Object key) {
return cache.get(key) != null;
}
@Override
@ManagedOperation(description = "Remove the key from the store")
public boolean remove(Object key) {
cache.evict(key);
return true;
}
@Override
@ManagedOperation(description = "Clear the store")
public void clear() {
cache.clear();
}
@ManagedAttribute(description = "The processor name")
public String getCacheName() {
return cacheName;
}
@Override
public boolean confirm(Object key) {
return true;
}
@Override
protected void doStart() throws Exception {
if (cache == null) {
cache = manager.getCache(cacheName);
}
}
@Override
protected void doStop() throws Exception {
cache = null;
}
}