Struct r2d2::config::Builder

pub struct Builder<C, E> {
    // some fields omitted
}

A builder for Config.

See the documentation of Config for more details about the default value and meaning of the configuration parameters.

Methods

impl<C, E> Builder<C, E>

fn new() -> Builder<C, E>

Constructs a new Builder.

Parameters are initialized with their default values.

fn pool_size(self, pool_size: u32) -> Builder<C, E>

Sets pool_size.

Panics

Panics if pool_size is 0.

fn helper_threads(self, helper_threads: u32) -> Builder<C, E>

Sets helper_threads.

Panics

Panics if helper_threads is 0.

fn test_on_check_out(self, test_on_check_out: bool) -> Builder<C, E>

Sets test_on_check_out.

fn initialization_fail_fast(self, initialization_fail_fast: bool) -> Builder<C, E>

Sets initialization_fail_fast.

fn connection_timeout_ms(self, connection_timeout_ms: u32) -> Builder<C, E>

Sets connection_timeout_ms to the specified number of milliseconds.

Panics

Panics if connection_timeout_ms is 0.

fn error_handler(self, error_handler: Box<HandleError<E>>) -> Builder<C, E>

Sets the error_handler.

fn connection_customizer(self, connection_customizer: Box<CustomizeConnection<C, E>>) -> Builder<C, E>

Sets the connection_customizer.

fn build(self) -> Config<C, E>

Consumes the Builder, turning it into a Config.

Trait Implementations

Derived Implementations

impl<C: Debug, E: Debug> Debug for Builder<C, E> where C: Debug, E: Debug

fn fmt(&self, __arg_0: &mut Formatter) -> Result