| /* |
| * 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.sling.distribution.packaging.impl; |
| |
| |
| import java.util.Iterator; |
| |
| import javax.annotation.Nonnull; |
| |
| import org.apache.sling.api.resource.LoginException; |
| import org.apache.sling.api.resource.PersistenceException; |
| import org.apache.sling.api.resource.ResourceResolver; |
| import org.apache.sling.api.resource.ResourceResolverFactory; |
| import org.apache.sling.distribution.common.DistributionException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * This runnable removes unreferenced {@link ResourceDistributionPackage} packages. |
| * It is meant to be run periodically. See SLING-6503. |
| */ |
| public class ResourceDistributionPackageCleanup implements Runnable { |
| |
| /** |
| * The default logger |
| */ |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private final ResourceDistributionPackageBuilder packageBuilder; |
| |
| private final ResourceResolverFactory resolverFactory; |
| |
| public ResourceDistributionPackageCleanup(@Nonnull ResourceResolverFactory resolverFactory, |
| @Nonnull ResourceDistributionPackageBuilder packageBuilder) { |
| this.resolverFactory = resolverFactory; |
| this.packageBuilder = packageBuilder; |
| } |
| |
| public void run () { |
| log.debug("Cleaning up {} packages", packageBuilder.getType()); |
| ResourceResolver serviceResolver = null; |
| try { |
| int deleted = 0, total = 0; |
| serviceResolver = resolverFactory.getServiceResourceResolver(null); |
| for (Iterator<ResourceDistributionPackage> pkgs = packageBuilder.getPackages(serviceResolver) ; pkgs.hasNext() ; total++) { |
| ResourceDistributionPackage pkg = pkgs.next(); |
| if (pkg.disposable()) { |
| log.debug("Delete package {}", pkg.getId()); |
| deleted++; |
| pkg.delete(false); |
| } else { |
| log.debug("package {} is not disposable", pkg.getId()); |
| } |
| } |
| if (serviceResolver.hasChanges()) { |
| serviceResolver.commit(); |
| } |
| log.debug("Cleaned up {}/{} {} packages", |
| new Object[]{deleted, total, packageBuilder.getType()}); |
| } catch (LoginException e) { |
| log.error("Failed to get distribution service resolver: {}", e.getMessage()); |
| } catch (DistributionException e) { |
| log.error("Failed to get the list of packages", e); |
| } catch (PersistenceException e) { |
| log.error("Failed to delete disposable packages", e); |
| } finally { |
| if (serviceResolver != null && serviceResolver.isLive()) { |
| serviceResolver.close(); |
| } |
| } |
| } |
| } |