Struct ClientBuilder

pub struct ClientBuilder<T: Transport> { /* private fields */ }

Builder for creating configured Client instances.

The ClientBuilder provides a fluent API for configuring and creating MCP clients with specific settings.

Implementations

impl<T: Transport> ClientBuilder<T>

pub fn new(transport: T) -> Self

Creates a new client builder.

Arguments

• transport - The transport to use for communication with the server

Returns

A new ClientBuilder instance

pub fn set_protocol_version(self, protocol_version: ProtocolVersion) -> Self

Sets the protocol version for the client.

Arguments

• protocol_version - The protocol version to use

Returns

The modified builder instance

pub fn set_client_info( self, name: impl Into<String>, version: impl Into<String>, ) -> Self

Sets the client information.

Arguments

• name - The client name
• version - The client version

Returns

The modified builder instance

pub fn set_capabilities(self, capabilities: ClientCapabilities) -> Self

Sets the client capabilities.

Arguments

• capabilities - The client capabilities

Returns

The modified builder instance

pub fn with_secure_value( self, key: impl Into<String>, value: SecureValue, ) -> Self

Adds a secure value for substitution in tool arguments.

Arguments

• key - The key for the secure value
• value - The secure value

Returns

The modified builder instance

pub fn use_strict(self) -> Self

Enables strict mode, which requires initialization before operations.

Returns

The modified builder instance

pub fn with_strict(self, strict: bool) -> Self

Sets the strict mode flag.

Arguments

• strict - Whether to enable strict mode

Returns

The modified builder instance

pub fn build(self) -> Client<T>

Builds the client with the configured settings.

Returns

A new Client instance