ecrs 0.1.0-beta.4

Evolutionary computation tools & algorithms
Documentation 
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use crate::ff::probe::{Probe, ProbingPolicy};

pub struct PolicyDrivenProbe {
    probe: Box<dyn Probe>,
    policy: Box<dyn ProbingPolicy>,
}

impl PolicyDrivenProbe {
    pub fn new(probe: Box<dyn Probe>, policy: Box<dyn ProbingPolicy>) -> PolicyDrivenProbe {
        PolicyDrivenProbe { probe, policy }
    }
}

impl Probe for PolicyDrivenProbe {
    fn on_start(&mut self) {
        if self.policy.on_start() {
            self.probe.on_start();
        }
    }

    fn on_iteration_start(&mut self, iteration: u32) {
        if self.policy.on_iteration_start(iteration) {
            self.probe.on_iteration_start(iteration);
        }
    }

    fn on_iteration_end(&mut self, iteration: u32) {
        if self.policy.on_iteration_end(iteration) {
            self.probe.on_iteration_end(iteration);
        }
    }

    fn on_current_best(&mut self, solution: f64, position: &[f64]) {
        if self.policy.on_current_best() {
            self.probe.on_current_best(solution, position);
        }
    }

    fn on_end(&mut self) {
        if self.policy.on_end() {
            self.probe.on_end();
        }
    }
}