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 com.alibaba.cloud.ai.studio.runtime.domain.knowledgebase;
  
  import com.alibaba.cloud.ai.studio.runtime.enums.CommonStatus;
  import com.alibaba.cloud.ai.studio.runtime.enums.DocumentIndexStatus;
  import com.alibaba.cloud.ai.studio.runtime.enums.DocumentType;
  import com.fasterxml.jackson.annotation.JsonProperty;
  import lombok.AllArgsConstructor;
  import lombok.Builder;
  import lombok.Data;
  import lombok.NoArgsConstructor;
  
  import java.io.Serializable;
  import java.util.Date;
  
  /**
   * Represents a document in the knowledge base system. Contains metadata and processing
   * information for documents.
   *
   * @since 1.0.0.3
   */
  
  @Data
  @Builder
  @AllArgsConstructor
  @NoArgsConstructor
  public class Document implements Serializable {
  
  	/** Id for the document */
  	@JsonProperty("doc_id")
  	private String docId;
  
  	/** Knowledge base id this document belongs to */
  	@JsonProperty("kb_id")
  	private String kbId;
  
  	/** Type of the document */
  	private DocumentType type;
  
  	/** Current status of the document */
  	private CommonStatus status;
  
  	/** Name of the document */
  	private String name;
  
  	/** File format of the document */
  	private String format;
  
  	/** Size of the document in bytes */
  	private Long size;
  
  	/** Additional metadata for the document */
  	private Metadata metadata;
  
  	/** Whether the document is enabled */
  	@Builder.Default
  	private Boolean enabled = true;
  
  	/** Current indexing status of the document */
  	@JsonProperty("index_status")
  	private DocumentIndexStatus indexStatus;
  
  	/** Original path of the document */
  	private String path;
  
  	/** Path after document parsing */
  	@JsonProperty("parsed_path")
  	private String parsedPath;
  
  	/** Configuration for document processing */
  	@JsonProperty("process_config")
  	private ProcessConfig processConfig;
  
  	/** Error message if any processing failed */
  	private String error;
  
  	/** Creation timestamp */
  	@JsonProperty("gmt_create")
  	private Date gmtCreate;
  
  	/** Last modification timestamp */
  	@JsonProperty("gmt_modified")
  	private Date gmtModified;
  
  	/** Creator of the document */
  	private String creator;
  
  	/** Last modifier of the document */
  	private String modifier;
  
  	/**
  	 * Inner class containing document metadata information
  	 */
  	@Data
  	@Builder
  	@AllArgsConstructor
  	@NoArgsConstructor
  	public static class Metadata implements Serializable {
  
  		/** MIME type of the document content */
  		@JsonProperty("content_type")
  		private String contentType;
  
  	}
  
  }
  