Struct InstanceState 

pub struct InstanceState<C> {
    pub semaphore: ConnectionSemaphore,
    /* private fields */
}

Fields

semaphore: ConnectionSemaphore

Trait Implementations

impl<C: Client> HasData for InstanceState<C>

type Data<'a> = &'a mut InstanceState<C>

The data associated with this trait implementation, chiefly used as a generic associated type to allow plumbing the 'a lifetime into the definition here.

impl<C: Client> Host for InstanceState<C>

fn convert_error(&mut self, error: Error) -> Result<Error>

impl<C: Client> Host for InstanceState<C>

impl<C: Send> Host for InstanceState<C>

fn convert_error(&mut self, error: Error) -> Result<Error>

impl<C: Client> Host for InstanceState<C>

async fn execute( &mut self, address: String, statement: String, params: Vec<ParameterValue>, ) -> Result<(), MysqlError>

execute command to the database: insert, update, delete

async fn query( &mut self, address: String, statement: String, params: Vec<ParameterValue>, ) -> Result<RowSet, MysqlError>

query the database: select

fn convert_mysql_error(&mut self, error: MysqlError) -> Result<MysqlError>

impl<C: Client> HostConnection for InstanceState<C>

async fn drop(&mut self, connection: Resource<Connection>) -> Result<()>

impl<C: Client> HostConnection for InstanceState<C>

async fn open(&mut self, address: String) -> Result<Resource<Connection>, Error>

Open a connection to the MySQL instance at address.

async fn execute( &mut self, connection: Resource<Connection>, statement: String, params: Vec<ParameterValue>, ) -> Result<(), Error>

execute command to the database: insert, update, delete

async fn query( &mut self, connection: Resource<Connection>, statement: String, params: Vec<ParameterValue>, ) -> Result<RowSet, Error>

query the database: select

async fn drop(&mut self, connection: Resource<Connection>) -> Result<()>

impl<C: Send + 'static> SelfInstanceBuilder for InstanceState<C>