Struct ResourceContent 

pub struct ResourceContent {
    pub uri: String,
    pub mime_type: Option<String>,
    pub text: Option<String>,
    pub blob: Option<String>,
}

Resource content for MCP resources/read responses

Automatically includes uri and mimeType per MCP spec. Use this type for Resource::read() return values.

Examples

// Simple text resource
ResourceContent::text("file:///path", "content here")

// With specific MIME type
ResourceContent::text("file:///path", "content")
    .with_mime_type("application/json")

// Binary resource
ResourceContent::blob("file:///path", base64_data, "image/png")

Fields

uri: String

Resource URI (required)

mime_type: Option<String>

MIME type

text: Option<String>

Text content (mutually exclusive with blob)

blob: Option<String>

Binary content as base64 (mutually exclusive with text)

Implementations

impl ResourceContent

pub fn text(uri: impl Into<String>, text: impl Into<String>) -> Self

Create a text resource with default text/plain MIME type

Examples

let content = ResourceContent::text("file:///doc.txt", "Hello, world!");

pub fn with_mime_type(self, mime_type: impl Into<String>) -> Self

Set or override the MIME type

Examples

let content = ResourceContent::text("file:///data.json", json_string)
    .with_mime_type("application/json");

pub fn blob( uri: impl Into<String>, data: impl Into<String>, mime_type: impl Into<String>, ) -> Self

Create a binary resource with base64-encoded data

Examples

let content = ResourceContent::blob(
    "file:///image.png",
    base64_data,
    "image/png"
);

Trait Implementations

impl Clone for ResourceContent

fn clone(&self) -> ResourceContent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Content for ResourceContent

fn content_type(&self) -> &'static str

Get the content type identifier

fn to_value(&self) -> Value

Convert to JSON value

fn annotations(&self) -> Option<&Annotations>

Get annotations if present

impl Debug for ResourceContent

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Serialize for ResourceContent

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.