Trait AccumulateState 

pub trait AccumulateState: Send {
    // Required methods
    fn accumulate(&mut self, value: &FactValue);
    fn get_result(&self) -> FactValue;
    fn reset(&mut self);
    fn clone_box(&self) -> Box<dyn AccumulateState>;
}

State maintained during accumulation

Required Methods

fn accumulate(&mut self, value: &FactValue)

Accumulate a new value

fn get_result(&self) -> FactValue

Get the final result

fn reset(&mut self)

Reset the state

fn clone_box(&self) -> Box<dyn AccumulateState>

Clone the state

Implementors