package com.algorithmsandme.design.patterns;

import java.util.Date;

/**
 * Created by Jitendra on 12-07-2015.
 */
public class SampleFoodBuilder {
    private final Date manufacturingDate;
    private final int batchNumber;
    private final int calories;
    private final int fat;
    private final int sodium;
    private final int carbohydrate;
    //builder class
    public static class Builder {
        // Required parameters
        private final Date manufacturingDate;
        private final int batchNumber;
        // Optional parameters - initialized to default values
        private int calories = 0;
        private int fat = 0;
        private int carbohydrate = 0;
        private int sodium = 0;
        public Builder(Date manufacturingDate, int batchNumber) {
            this.manufacturingDate = manufacturingDate;
            this.batchNumber = batchNumber;
        }
        public Builder calories(int val)
        { calories = val; return this; }
        public Builder fat(int val)
        { fat = val; return this; }
        public Builder carbohydrate(int val)
        { carbohydrate = val; return this; }
        public Builder sodium(int val)
        { sodium = val; return this; }
        public SampleFoodBuilder build() {
            return new SampleFoodBuilder(this);
        }
    }
    private SampleFoodBuilder(Builder builder) {
        manufacturingDate = builder.manufacturingDate;
        batchNumber = builder.batchNumber;
        calories = builder.calories;
        fat = builder.fat;
        sodium = builder.sodium;
        carbohydrate = builder.carbohydrate;
    }
}