001/**
002 * Copyright (C) 2006-2025 Talend Inc. - www.talend.com
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.talend.sdk.components.vault.jcache;
017
018import static java.util.concurrent.TimeUnit.SECONDS;
019
020import javax.cache.configuration.Configuration;
021import javax.cache.configuration.FactoryBuilder;
022import javax.cache.configuration.MutableCacheEntryListenerConfiguration;
023import javax.cache.configuration.MutableConfiguration;
024import javax.cache.expiry.CreatedExpiryPolicy;
025import javax.cache.expiry.Duration;
026import javax.enterprise.context.ApplicationScoped;
027import javax.inject.Inject;
028
029import org.eclipse.microprofile.config.inject.ConfigProperty;
030import org.talend.sdk.components.vault.configuration.Documentation;
031
032@ApplicationScoped
033public class CacheConfigurationFactory {
034
035    @Inject
036    @Documentation("Should JCache MBeans be registered.")
037    @ConfigProperty(name = "talend.vault.cache.jcache.cache.management", defaultValue = "true")
038    private Boolean cacheManagement;
039
040    @Inject
041    @Documentation("Should JCache statistics be enabled.")
042    @ConfigProperty(name = "talend.vault.cache.jcache.cache.statistics", defaultValue = "true")
043    private Boolean cacheStatistics;
044
045    @Inject
046    @Documentation("JCache expiry for decrypted values (ms).")
047    @ConfigProperty(name = "talend.vault.cache.jcache.cache.expiry", defaultValue = "3600")
048    private Long cacheExpiry;
049
050    @Inject
051    @Documentation("JCache max size per cache.")
052    @ConfigProperty(name = "talend.vault.cache.jcache.maxCacheSize", defaultValue = "100000")
053    private Integer maxCacheSize; // not strict constraint - for perf - but we ensure it is bound to avoid issues
054
055    public <K, T> Configuration<K, T> createConfiguration(final CacheSizeManager<K, T> listener) {
056        return new MutableConfiguration<K, T>()
057                .setStoreByValue(false)
058                .setExpiryPolicyFactory(CreatedExpiryPolicy.factoryOf(new Duration(SECONDS, cacheExpiry)))
059                .setManagementEnabled(cacheManagement)
060                .setStatisticsEnabled(cacheStatistics)
061                .addCacheEntryListenerConfiguration(new MutableCacheEntryListenerConfiguration<>(
062                        new FactoryBuilder.SingletonFactory<>(listener), null, false, false));
063    }
064
065    public int maxSize() {
066        return maxCacheSize;
067    }
068}