org.apache.camel.component.caffeine.load.CaffeineLoadCacheComponent Maven / Gradle / Ivy
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* 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.load;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import com.github.benmanes.caffeine.cache.Caffeine;
import com.github.benmanes.caffeine.cache.LoadingCache;
import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.component.caffeine.CaffeineConfiguration;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.annotations.Component;
import org.apache.camel.support.DefaultComponent;
import static org.apache.camel.component.caffeine.CaffeineHelper.defineBuilder;
/**
* Represents the component that manages {@link DefaultComponent}.
*/
@Component("caffeine-loadcache")
public class CaffeineLoadCacheComponent extends DefaultComponent {
private final Map> caches = new ConcurrentHashMap<>();
@Metadata(label = "advanced")
private CaffeineConfiguration configuration = new CaffeineConfiguration();
public CaffeineLoadCacheComponent() {
}
public CaffeineLoadCacheComponent(CamelContext context) {
super(context);
}
@Override
protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
CaffeineConfiguration configuration = this.configuration.copy();
CaffeineLoadCacheEndpoint endpoint = new CaffeineLoadCacheEndpoint(uri, this, remaining, configuration);
setProperties(endpoint, parameters);
return endpoint;
}
protected LoadingCache, ?> getOrCreateCache(String name, CaffeineConfiguration configuration) {
return caches.computeIfAbsent(name, key -> {
Caffeine, ?> builder = Caffeine.newBuilder();
defineBuilder(builder, configuration);
return builder.build(configuration.getCacheLoader());
});
}
public CaffeineConfiguration getConfiguration() {
return configuration;
}
/**
* Sets the global component configuration
*/
public void setConfiguration(CaffeineConfiguration configuration) {
this.configuration = configuration;
}
}
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