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JSONLoader

Struct JSONLoader 

Source
pub struct JSONLoader {
    pub path: PathBuf,
    pub content_key: Option<String>,
    pub preserve_raw: bool,
}
Expand description

JSON 文档加载器

支持加载 JSON 文件,可以指定某个字段作为文档内容。

  • 对于 JSON 数组,每个元素生成一个文档
  • 对于 JSON 对象,整个对象作为一个文档(或指定字段)

Fields§

§path: PathBuf

JSON 文件路径

§content_key: Option<String>

作为文档内容的字段名(可选) 如果指定,则提取该字段值作为 content

§preserve_raw: bool

是否保留原始 JSON 作为元数据

Implementations§

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impl JSONLoader

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pub fn new(path: impl Into<PathBuf>) -> Self

创建新的 JSON 加载器

§参数
  • path - JSON 文件路径
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pub fn new_with_content_key( path: impl Into<PathBuf>, content_key: impl Into<String>, ) -> Self

创建带内容字段的 JSON 加载器

§参数
  • path - JSON 文件路径
  • content_key - 作为文档内容的字段名
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pub fn with_preserve_raw(self, preserve: bool) -> Self

设置是否保留原始 JSON

Trait Implementations§

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impl DocumentLoader for JSONLoader

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fn load<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<Vec<Document>, LoaderError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

从源加载文档 Read more

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