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如何在Java中创建多个对象?

[英]How do I create multiple objects in Java?

Couldn't be simpler. 不可能更简单。 In Android Studio I have a class called Dog and I simply wish to create numerous Dog objects. 在Android Studio中,我有一个名为Dog的类,我只想创建许多Dog对象。 I can do it as shown below but I guess there's a much less tiresome way. 我可以如下所示做到这一点,但我想有一种不那么烦人的方式。 Is there? 在那儿?

final Dog buster = new Dog();
final Dog rover = new Dog();
final Dog fido = new Dog();
// and more

Thanks guys. 多谢你们。

This might be an amusing way to do it: 这可能是一种有趣的方式:

public enum DogName {
    buster, rover, fido
}

....
EnumMap<DogName,Dog> dogs = new EnumMap<DogName,Dog>();
for (DogName name : DogName.values()) {
    dogs.put(name, new Dog());
}    

This compiles: 这编译:

import java.util.EnumMap;

class Dog {
    public enum DogName {
        buster, rover, fido
    }

    private static final EnumMap<DogName,Dog> dogs = new EnumMap<>(DogName.class);
    static {
        for (DogName name : DogName.values()) {
            dogs.put(name, new Dog());
        }    
    }
}

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