instanceof

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Dynamically load a class in JAVA- Anomaly

Guys, I have got a slightly different problem with Java Dynamic class loading. I have to pass an object( lets say Object A1 of class A) to the constructor of a different object B1 of class B, So that[详细]

2023-01-22 07:26 分类：问答
java: combined instanceof and cast?

(Please no advise that I should abstract X more and add another method to it.) In C++, when I have a variable x of type X* and I want to do something specific if it is also of type Y* (Y being a subc[详细]

2023-01-20 09:58 分类：问答
Java objects instanceof

The instructions say: Create an equals method that takes an object reference and returns true if the given object equals this object.[详细]

2023-01-20 05:21 分类：问答
Why does this instanceof code work and does not cause a compile time error?

In the following code, the type of x is I (although xalso implements J but thats not known at compile time) so why is it that the code at (1) doesn\'t result in a compile time error.[详细]

2023-01-19 20:53 分类：问答
function __autoload & using require_once / ignore certain instances

I am using the autoload function for a certain library... But I am trying to implement Doctrine and I am getting a 500 Internal Server Error.[详细]

2023-01-10 19:31 分类：问答
Java abstract method with abstract parameter and inheritance

I recently fumbled into a problem with an API and an implementation where the following type of code appeared:[详细]

2023-01-05 17:58 分类：问答
Is there a better/cleaner way to conditionally create a type than using instanceof? [Java]

Suppose I have: public class FightingZone<MobileSuitso, Background> { private MobileSuitCollection<MobileSuitso> msCollection;[详细]

2023-01-05 08:15 分类：问答
javascript instanceof get type from string name

Let\'s say I have this (assume the name variable is \"receiver\"): if (!(receiver instance开发者_C百科of com.HTMLReceiver)) {[详细]

2023-01-01 02:42 分类：问答
method with two parameters which both need to be double dispatched

lets say i have a method which ha开发者_开发百科s two parameters. i have been implementing them as:[详细]

2022-12-31 01:07 分类：问答
Avoiding instanceof in Java

Having a chain of \"instanceof\" operations is considered a \"code smell\".The standard answer is \"use polymorphism\".How would I do it in this case?[详细]

2022-12-30 01:38 分类：问答