alessandrobenedetti commented on code in PR #2809: URL: https://github.com/apache/solr/pull/2809#discussion_r1846444455
########## solr/modules/llm/src/java/org/apache/solr/llm/store/rest/ManagedEmbeddingModelStore.java: ########## @@ -0,0 +1,204 @@ +/* + * 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.llm.store.rest; + +import java.lang.invoke.MethodHandles; +import java.util.ArrayList; +import java.util.LinkedHashMap; +import java.util.List; +import java.util.Map; +import org.apache.solr.common.SolrException; +import org.apache.solr.common.util.NamedList; +import org.apache.solr.core.SolrCore; +import org.apache.solr.core.SolrResourceLoader; +import org.apache.solr.llm.embedding.SolrEmbeddingModel; +import org.apache.solr.llm.store.EmbeddingModelException; +import org.apache.solr.llm.store.EmbeddingModelStore; +import org.apache.solr.response.SolrQueryResponse; +import org.apache.solr.rest.BaseSolrResource; +import org.apache.solr.rest.ManagedResource; +import org.apache.solr.rest.ManagedResourceObserver; +import org.apache.solr.rest.ManagedResourceStorage; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** Managed resource for storing a model */ +public class ManagedEmbeddingModelStore extends ManagedResource + implements ManagedResource.ChildResourceSupport { + + public static void registerManagedEmbeddingModelStore( + SolrResourceLoader solrResourceLoader, ManagedResourceObserver managedResourceObserver) { + solrResourceLoader + .getManagedResourceRegistry() + .registerManagedResource( + REST_END_POINT, ManagedEmbeddingModelStore.class, managedResourceObserver); + } + + public static ManagedEmbeddingModelStore getManagedModelStore(SolrCore core) { + return (ManagedEmbeddingModelStore) core.getRestManager().getManagedResource(REST_END_POINT); + } + + /** the model store rest endpoint */ + public static final String REST_END_POINT = "/schema/embedding-model-store"; + + /** Managed model store: the name of the attribute containing all the models of a model store */ + private static final String MODELS_JSON_FIELD = "models"; + + /** name of the attribute containing a class */ + static final String CLASS_KEY = "class"; + + /** name of the attribute containing a name */ + static final String NAME_KEY = "name"; + + /** name of the attribute containing parameters */ + static final String PARAMS_KEY = "params"; + + private final EmbeddingModelStore store; + + private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); + + public ManagedEmbeddingModelStore( + String resourceId, SolrResourceLoader loader, ManagedResourceStorage.StorageIO storageIO) + throws SolrException { + super(resourceId, loader, storageIO); + store = new EmbeddingModelStore(); + } + + @Override + protected ManagedResourceStorage createStorage( + ManagedResourceStorage.StorageIO storageIO, SolrResourceLoader loader) throws SolrException { + return new ManagedResourceStorage.JsonStorage(storageIO, loader, -1); + } + + private Object managedData; + + @Override + protected void onManagedDataLoadedFromStorage(NamedList<?> managedInitArgs, Object managedData) + throws SolrException { + store.clear(); + this.managedData = managedData; + } + + public void loadStoredModels() { + log.info("------ managed models ~ loading ------"); + + if ((managedData != null) && (managedData instanceof List)) { + @SuppressWarnings({"unchecked"}) + final List<Map<String, Object>> embeddingModels = (List<Map<String, Object>>) managedData; + for (final Map<String, Object> embeddingModel : embeddingModels) { + addModelFromMap(embeddingModel); + } + } + } + + private void addModelFromMap(Map<String, Object> modelMap) { + try { + final SolrEmbeddingModel embedder = fromEmbeddingModelMap(modelMap); + addModel(embedder); + } catch (final EmbeddingModelException e) { + throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, e); + } + } + + public synchronized void addModel(SolrEmbeddingModel model) throws EmbeddingModelException { Review Comment: done in the latest commit, introducing the sync map? -- This is an automated message from the Apache Git Service. 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