alessandrobenedetti commented on code in PR #4259: URL: https://github.com/apache/solr/pull/4259#discussion_r3101203078
########## solr/modules/language-models/src/java/org/apache/solr/languagemodels/documentenrichment/update/processor/DocumentEnrichmentUpdateProcessor.java: ########## @@ -0,0 +1,116 @@ +/* + * 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.languagemodels.documentenrichment.update.processor; + +import dev.langchain4j.model.chat.request.ResponseFormat; +import java.io.IOException; +import java.lang.invoke.MethodHandles; +import java.util.List; +import org.apache.solr.common.SolrInputDocument; +import org.apache.solr.common.SolrInputField; +import org.apache.solr.languagemodels.documentenrichment.model.SolrChatModel; +import org.apache.solr.request.SolrQueryRequest; +import org.apache.solr.schema.IndexSchema; +import org.apache.solr.schema.SchemaField; +import org.apache.solr.update.AddUpdateCommand; +import org.apache.solr.update.processor.UpdateRequestProcessor; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +class DocumentEnrichmentUpdateProcessor extends UpdateRequestProcessor { + private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); + + private final IndexSchema schema; + private final List<String> inputFields; + private final String outputField; + private final String prompt; + private final SolrChatModel chatModel; + private final boolean multiValued; + private final ResponseFormat responseFormat; + + public DocumentEnrichmentUpdateProcessor( + List<String> inputFields, + String outputField, + String prompt, + SolrChatModel chatModel, + boolean multiValued, + ResponseFormat responseFormat, + SolrQueryRequest req, + UpdateRequestProcessor next) { + super(next); + this.schema = req.getSchema(); + this.inputFields = inputFields; + this.outputField = outputField; + this.prompt = prompt; + this.chatModel = chatModel; + this.multiValued = multiValued; + this.responseFormat = responseFormat; + } + + /** + * @param cmd the update command in input containing the Document to process + * @throws IOException If there is a low-level I/O error + */ + @Override + public void processAdd(AddUpdateCommand cmd) throws IOException { + SolrInputDocument doc = cmd.getSolrInputDocument(); + + // Collect all field values; skip enrichment if any declared field is null or empty + String injectedPrompt = prompt; + for (String fieldName : inputFields) { + SolrInputField field = doc.get(fieldName); + if (isNullOrEmpty(field)) { + super.processAdd(cmd); + return; + } + injectedPrompt = injectedPrompt.replace("{" + fieldName + "}", field.getValue().toString()); + } + + try { + // as for now, only a plain text as prompt is sent to the model (no support for + // tools/skills/agents) + // chatModel.chat returns the parsed value from the structured JSON response + Object value = chatModel.chat(injectedPrompt, responseFormat); Review Comment: value? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
