package com.aiit.service.impl;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicLong;

import org.springframework.stereotype.Service;

import com.aiit.domain.Product;
import com.aiit.service.ProductService;

@Service
public class ProductServiceImpl implements ProductService {
	private Map<Long, Product> products = new HashMap<Long, Product>();
	//计数的
	private AtomicLong generator = new AtomicLong();
//模拟数据库数据！！
	public ProductServiceImpl() {
		Product product = new Product();
		product.setName("MacBook2020Pro");
		product.setDescription("Rich!!!");
		product.setPrice(24999.0);
		add(product);
	}

	@Override
	public Product add(Product product) {
		
		long newid = generator.incrementAndGet();
		product.setId(newid);
		products.put(newid, product);
		return product;
	}

	@Override
	public Product get(long id) {
		
		return products.get(id);
	}

}