| /* |
| * 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.solr.core.backup.repository; |
| |
| import java.lang.invoke.MethodHandles; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| import org.apache.solr.common.SolrException; |
| import org.apache.solr.common.SolrException.ErrorCode; |
| import org.apache.solr.common.util.NamedList; |
| import org.apache.solr.core.PluginInfo; |
| import org.apache.solr.core.SolrResourceLoader; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class BackupRepositoryFactory { |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| private final Map<String,PluginInfo> backupRepoPluginByName = new HashMap<>(); |
| private PluginInfo defaultBackupRepoPlugin = null; |
| |
| public BackupRepositoryFactory(PluginInfo[] backupRepoPlugins) { |
| if (backupRepoPlugins != null) { |
| for (int i = 0; i < backupRepoPlugins.length; i++) { |
| String name = backupRepoPlugins[i].name; |
| boolean isDefault = backupRepoPlugins[i].isDefault(); |
| |
| if (backupRepoPluginByName.containsKey(name)) { |
| throw new SolrException(ErrorCode.SERVER_ERROR, "Duplicate backup repository with name " + name); |
| } |
| if (isDefault) { |
| if (this.defaultBackupRepoPlugin != null) { |
| throw new SolrException(ErrorCode.SERVER_ERROR, "More than one backup repository is configured as default"); |
| } |
| this.defaultBackupRepoPlugin = backupRepoPlugins[i]; |
| } |
| backupRepoPluginByName.put(name, backupRepoPlugins[i]); |
| log.info("Added backup repository with configuration params {}", backupRepoPlugins[i]); |
| } |
| if (backupRepoPlugins.length == 1) { |
| this.defaultBackupRepoPlugin = backupRepoPlugins[0]; |
| } |
| |
| if (this.defaultBackupRepoPlugin != null) { |
| log.info("Default configuration for backup repository is with configuration params {}", |
| defaultBackupRepoPlugin); |
| } |
| } |
| } |
| |
| public BackupRepository newInstance(SolrResourceLoader loader, String name) { |
| Objects.requireNonNull(loader); |
| Objects.requireNonNull(name); |
| PluginInfo repo = Objects.requireNonNull(backupRepoPluginByName.get(name), |
| "Could not find a backup repository with name " + name); |
| |
| BackupRepository result = loader.newInstance(repo.className, BackupRepository.class); |
| if ("trackingBackupRepo".equals(name) && repo.initArgs.get("factory") == null) { |
| repo.initArgs.add("factory", this); |
| repo.initArgs.add("loader", loader); |
| } |
| |
| result.init(repo.initArgs); |
| return result; |
| } |
| |
| public BackupRepository newInstance(SolrResourceLoader loader) { |
| if (defaultBackupRepoPlugin != null) { |
| return newInstance(loader, defaultBackupRepoPlugin.name); |
| } |
| |
| LocalFileSystemRepository repo = new LocalFileSystemRepository(); |
| repo.init(new NamedList<>()); |
| return repo; |
| } |
| } |