| /* |
| * 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.exporter; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.sling.api.resource.ResourceResolver; |
| import org.apache.sling.distribution.DistributionRequest; |
| import org.apache.sling.distribution.DistributionRequestType; |
| import org.apache.sling.distribution.common.DistributionException; |
| import org.apache.sling.distribution.log.impl.DefaultDistributionLog; |
| import org.apache.sling.distribution.packaging.impl.DistributionPackageProcessor; |
| import org.apache.sling.distribution.packaging.impl.DistributionPackageUtils; |
| import org.apache.sling.distribution.packaging.DistributionPackage; |
| import org.apache.sling.distribution.packaging.impl.DistributionPackageExporter; |
| import org.apache.sling.distribution.packaging.DistributionPackageBuilder; |
| import org.apache.sling.distribution.transport.DistributionTransportSecretProvider; |
| import org.apache.sling.distribution.transport.impl.*; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * Remote implementation of {@link DistributionPackageExporter} |
| */ |
| public class RemoteDistributionPackageExporter implements DistributionPackageExporter { |
| |
| private final DistributionPackageBuilder packageBuilder; |
| private final int maxPullItems; |
| private final DistributionTransportContext distributionContext = new DistributionTransportContext(); |
| |
| |
| private final List<DistributionTransport> transportHandlers = new ArrayList<DistributionTransport>(); |
| |
| public RemoteDistributionPackageExporter(DefaultDistributionLog log, DistributionPackageBuilder packageBuilder, |
| DistributionTransportSecretProvider secretProvider, |
| String[] endpoints, int maxPullItems, HttpConfiguration httpConfiguration) { |
| this.maxPullItems = maxPullItems; |
| if (packageBuilder == null) { |
| throw new IllegalArgumentException("packageBuilder is required"); |
| } |
| |
| if (secretProvider == null) { |
| throw new IllegalArgumentException("distributionTransportSecretProvider is required"); |
| } |
| |
| this.packageBuilder = packageBuilder; |
| |
| for (String endpoint : endpoints) { |
| if (endpoint != null && endpoint.length() > 0) { |
| transportHandlers.add(new SimpleHttpDistributionTransport(log, new DistributionEndpoint(endpoint), |
| packageBuilder, secretProvider, httpConfiguration)); |
| } |
| } |
| } |
| |
| public void exportPackages(@NotNull ResourceResolver resourceResolver, @NotNull DistributionRequest distributionRequest, @NotNull DistributionPackageProcessor packageProcessor) throws DistributionException { |
| int maxNumberOfPackages = DistributionRequestType.PULL.equals(distributionRequest.getRequestType()) ? maxPullItems : 1; |
| for (DistributionTransport distributionTransport : transportHandlers) { |
| int noPackages = 0; |
| |
| RemoteDistributionPackage retrievedPackage; |
| while (noPackages < maxNumberOfPackages && ((retrievedPackage = distributionTransport.retrievePackage(resourceResolver, distributionRequest, distributionContext)) != null)) { |
| |
| DistributionPackage distributionPackage = retrievedPackage.getPackage(); |
| |
| try { |
| packageProcessor.process(distributionPackage); |
| |
| retrievedPackage.deleteRemotePackage(); |
| |
| } finally { |
| DistributionPackageUtils.closeSafely(distributionPackage); |
| } |
| |
| noPackages++; |
| } |
| } |
| } |
| |
| public DistributionPackage getPackage(@NotNull ResourceResolver resourceResolver, @NotNull String distributionPackageId) throws DistributionException { |
| return packageBuilder.getPackage(resourceResolver, distributionPackageId); |
| } |
| } |