EMsnap commented on code in PR #9474: URL: https://github.com/apache/inlong/pull/9474#discussion_r1426412132
########## inlong-sort/sort-core/src/main/java/org/apache/inlong/sort/function/EmbeddingFunction.java: ########## @@ -0,0 +1,105 @@ +/* + * 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.inlong.sort.function; + +import org.apache.inlong.sort.function.embedding.EmbeddingInput; +import org.apache.inlong.sort.function.embedding.LanguageModel; + +import com.google.common.base.Strings; +import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper; +import org.apache.flink.table.functions.ScalarFunction; +import org.apache.http.HttpHeaders; +import org.apache.http.HttpResponse; +import org.apache.http.HttpStatus; +import org.apache.http.client.HttpClient; +import org.apache.http.client.config.RequestConfig; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.entity.StringEntity; +import org.apache.http.impl.client.HttpClientBuilder; +import org.apache.http.util.EntityUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Embedding function for LLM applications. + * */ +public class EmbeddingFunction extends ScalarFunction { + + public static final Logger logger = LoggerFactory.getLogger(EmbeddingFunction.class); + public static final String DEFAULT_EMBEDDING_FUNCTION_NAME = "EMBEDDING"; + + private final ObjectMapper mapper = new ObjectMapper(); + public static final int DEFAULT_CONNECT_TIMEOUT = 30000; + public static final int DEFAULT_SOCKET_TIMEOUT = 30000; + public static final String DEFAULT_MODEL = LanguageModel.BBAI_ZH.getModel(); + private transient HttpClient httpClient; + + /** + * Embedding a LLM document(a String object for now) via http protocol + * @param url the service url for embedding service + * @param input the source data for embedding + * @param model the language model supported in the embedding service + * */ + public String eval(String url, String input, String model) { + // url and input is not null + if (Strings.isNullOrEmpty(url) || Strings.isNullOrEmpty(input)) { + logger.error("Failed to embedding, both url and input can't be empty or null, url: {}, input: {}", + url, input); + return null; + } + + if (Strings.isNullOrEmpty(model)) { + model = DEFAULT_MODEL; + logger.info("model is null, use default model: {}", model); + } + + if (!LanguageModel.isLanguageModelSupported(model)) { + logger.error("Failed to embedding, language model {} not supported(only {} is supported right now)", + model, input); Review Comment: only input is supported -> only getAllSupportedLanguageModels supported -- 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]
