content: /**
   * Copyright (C) 2024 AIDC-AI
   * <p>
   * 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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.mcp.spec.schema;
  
  import com.alibaba.langengine.mcp.spec.*;
  import lombok.Getter;
  
  import java.util.List;
  import java.util.Map;
  
  /**
   * A request from the server to sample an LLM via the client.
   * The client has full discretion over which model to select.
   * The client should also inform the user before beginning sampling to allow them to inspect the request
   * (human in the loop) and decide whether to approve it.
   */
  @Getter
  public class CreateMessageRequest {
  
      private List<SamplingMessage> messages;
      private ModelPreferences modelPreferences;
      private String systemPrompt;
      private ContextInclusionStrategy includeContext;
      private Double temperature;
      private int maxTokens;
      private List<String> stopSequences;
      private Map<String, Object> metadata;
  
      public enum ContextInclusionStrategy {
          NONE,
          THIS_SERVER,
          ALL_SERVERS
      }
  
      public CreateMessageRequest(List<SamplingMessage> messages, ModelPreferences modelPreferences,
                                  String systemPrompt, ContextInclusionStrategy includeContext,
                                  Double temperature, int maxTokens,
                                  List<String> stopSequences, Map<String, Object> metadata) {
          this.messages = messages;
          this.modelPreferences = modelPreferences;
          this.systemPrompt = systemPrompt;
          this.includeContext = includeContext;
          this.temperature = temperature;
          this.maxTokens = maxTokens;
          this.stopSequences = stopSequences;
          this.metadata = metadata;
      }
  }
  