content: /*
   * Copyright 2025 the original author or authors.
   *
   * 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
   *
   *      https://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 io.agentscope.runtime.engine.memory.model;
  
  import com.fasterxml.jackson.annotation.JsonProperty;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Session class, represents a conversation session
   * Contains conversation history, including all messages, uniquely identified by ID
   */
  public class Session {
      
      @JsonProperty("id")
      private String id;
      
      @JsonProperty("user_id")
      private String userId;
      
      @JsonProperty("messages")
      private List<Message> messages;
      
      public Session() {}
      
      public Session(String id, String userId) {
          this.id = id;
          this.userId = userId;
          this.messages = new ArrayList<>();
      }
      
      public Session(String id, String userId, List<Message> messages) {
          this.id = id;
          this.userId = userId;
          this.messages = messages;
      }
      
      public String getId() {
          return id;
      }
      
      public void setId(String id) {
          this.id = id;
      }
      
      public String getUserId() {
          return userId;
      }
      
      public void setUserId(String userId) {
          this.userId = userId;
      }
      
      public List<Message> getMessages() {
          return messages;
      }
      
      public void setMessages(List<Message> messages) {
          this.messages = messages;
      }
  }
  