ADD file via upload

Drinks.java

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+package com.example.drink_order_system;
+
+import android.util.Log;
+
+import java.util.ArrayList;
+
+public class Drinks {
+	private int number;
+	private static int counter = 0;
+	private String name;
+	private String type;
+	private float price;
+	private String introduction;
+	//private int ImageResId;
+	private String imagePath;
+	static ArrayList<Drinks> all_drinks = new ArrayList<>();//用于存储所有饮品对象
+
+	//该构造函数包含type这个属性，用于初始化包含类别小标题的饮品，即每个类别中的第一个饮品
+	Drinks(String name, String type, float price, String introduction, String imagePath)
+	{
+		this.number = ++counter;
+		this.name = name;
+		this.type = type;
+		this.price = price;
+		this.introduction = introduction;
+		this. imagePath =  imagePath;
+		Log.i("number",String.valueOf(number));
+	}
+
+
+	Drinks(int i){
+		this.number = i-1;
+		Drinks temp = all_drinks.get(i-1);
+		this.name = temp.name;
+		this.type = temp.type;
+		this.price = temp.price;
+		this.introduction = temp.introduction;
+		this.imagePath = temp.imagePath;
+	}
+	public Drinks() {
+		this.number = counter++;
+		Log.i("number",String.valueOf(number));
+	}
+	public int get_number()
+	{
+		return number;
+	}
+	
+	public String get_name()
+	{
+		return name;
+	}
+	
+	public String get_type()
+	{
+		return type;
+	}
+	
+	public float get_price() { return price;}
+	
+	public String get_introduction()
+	{
+		return introduction;
+	}
+	public String get_imagePath()
+	{
+		return imagePath;
+	}
+	public void set_imagePath(String imagePath)
+	{
+		this.imagePath = imagePath;
+	}
+	//public int getImageResId(){return ImageResId;}
+
+	public void set_name(String name)
+	{
+		this.name = name;
+	}
+	
+	public void set_type(String type)
+	{
+		this.type = type;
+	}
+	
+	public void set_price(float price)
+	{
+		this.price = price;
+	}
+	
+	public void set_Introduction(String introduction)
+	{
+		this.introduction = introduction;
+	}
+
+	//public void setImageResId(int id){this.ImageResId = id;}
+}