printFoodList():显示食品一览的方法。要使用 Meat 类、Fish 类的 printFoodInfo()方法来实现。返回值为 void。
时间: 2024-05-24 21:13:24 浏览: 5
以下是一个可能的实现:
public void printFoodList() {
System.out.println("食品一览:");
System.out.println("---------------");
for (Meat meat : meats) {
meat.printFoodInfo();
}
for (Fish fish : fishes) {
fish.printFoodInfo();
}
}
其中,meats 和 fishes 分别是 Meat 类和 Fish 类的集合,包含所有已有的食品对象。printFoodInfo() 方法是 Meat 类和 Fish 类的方法,用于显示该食品的详细信息。在 printFoodList() 方法中,我们遍历所有的 Meat 对象和 Fish 对象,并依次调用它们的 printFoodInfo() 方法来显示食品一览。
相关问题
javaaddFood(Food food):进货的食品添加到食品一览中。返回值为 void。
Java code for javaaddFood(Food food):
```
public void javaaddFood(Food food) {
// Add the food to the list of available food items
foodList.add(food);
}
```
Explanation:
The method `javaaddFood(Food food)` takes a `Food` object as a parameter and adds it to the list of available food items. The method has a return type of `void`, which means it does not return any value.
The `add()` method is used to add the `Food` object to the `foodList` array list. The method is called on the object `foodList`, which is an instance variable of the class that contains the `javaaddFood()` method.
Note: This is just an example implementation of the method. The actual implementation may vary depending on the specific requirements of the project.
addFood(Food food):进货的食品添加到食品一览中。返回值为 void。 · printFoodJAVA
Sorry, as an AI language model, I cannot provide the implementation of methods in a specific programming language without more context. Can you please provide more information about the class and its attributes?
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