package cz.cvut.fit.swing.calipel.core;

import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;

import java.util.LinkedHashMap;

import java.util.Map;

public class BenchmarkInstance {

    private Object benchmarkImplementation;

    private String selector;

    public BenchmarkInstance(Object benchmarkImplementation, String selector) {

        this.benchmarkImplementation = benchmarkImplementation;

        this.selector = selector;

    }

    public Long timeIt() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {

        Method measuredMethod = benchmarkImplementation.getClass().getDeclaredMethod(selector);

        Long start = System.currentTimeMillis();

        measuredMethod.invoke(benchmarkImplementation);

        Long end = System.currentTimeMillis();

        return end - start;

    }

    public Map toMap() {

        Map map = new LinkedHashMap();

        map.put("class", benchmarkImplementation.getClass().getSimpleName());

        map.put("selector", selector);

        return map;

    }

}