content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * Licensed 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 com.alibaba.langengine.core.chain.llmguard.input;
  
  import com.alibaba.langengine.core.languagemodel.BaseLanguageModel;
  import com.alibaba.langengine.core.prompt.impl.PromptTemplate;
  import com.alibaba.langengine.core.tokenizers.Tokenizer;
  
  import java.util.Arrays;
  
  /**
   * @author Sinh Le
   */
  public class InputScannerFactory {
      public static InputScanner tokenLimit(int max) {
          return new TokenLimit(max);
      }
  
      public static InputScanner tokenLimit(int max, Tokenizer tokenizer) {
          return new TokenLimit(max, tokenizer);
      }
  
      public static InputScanner banSubstring(boolean isCaseSensitive, boolean machTypeWord, boolean containAll, String... substring) {
          return new BanSubstrings(Arrays.asList(substring), isCaseSensitive, machTypeWord, containAll);
      }
  
      public static InputScanner banSubstring(String... substring) {
          return new BanSubstrings(Arrays.asList(substring), true, true, false);
      }
  
  
      public static InputScanner banTopics(BaseLanguageModel llm, double threshold, String... topics) {
          return new BanTopics(llm, threshold, topics);
      }
  
      public static InputScanner banTopics(BaseLanguageModel llm, PromptTemplate promptTemplate, double threshold, String... topics) {
          return new BanTopics(llm, promptTemplate, threshold, Arrays.asList(topics));
      }
  
      public static InputScanner allowTopics(BaseLanguageModel llm, double threshold, String... topics) {
          return new AllowTopics(llm, threshold, topics);
      }
  
      public static InputScanner allowTopics(BaseLanguageModel llm, PromptTemplate promptTemplate, double threshold, String... topics) {
          return new AllowTopics(llm, promptTemplate, threshold, Arrays.asList(topics));
      }
  
  }
  