reflection Archives - Page 5 of 7

Is a Java string really immutable?

We all know that String is immutable in Java, but check the following code: String s1 = "Hello World"; String s2 = "Hello ...

May 8, 2022
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Open Source Alternatives to Reflector? [closed]

As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, ...

May 7, 2022
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What is the difference between instanceof and Class.isAssignableFrom(…)?

Which of the following is better? a instanceof B or B.class.isAssignableFrom(a.getClass()) The only difference that I know of is, when ‘a’ is null, ...

May 4, 2022
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Getting the name of the currently executing method

Is there a way to get the name of the currently executing method in Java? 23 s 23 Technically this will work… String ...

May 3, 2022
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How to list all functions in a Python module?

I have a Python module installed on my system and I’d like to be able to see what functions/classes/methods are available in it. ...

May 2, 2022
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What are the use(s) for tags in Go?

In the Go Language Specification, it mentions a brief overview of tags: A field declaration may be followed by an optional string literal ...

May 2, 2022
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Change private static final field using Java reflection

I have a class with a private static final field that, unfortunately, I need to change it at run-time. Using reflection I get ...

May 2, 2022
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How to read the value of a private field from a different class in Java?

I have a poorly designed class in a 3rd-party JAR and I need to access one of its private fields. For example, why ...

May 2, 2022
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Getting attributes of Enum’s value

I would like to know if it is possible to get attributes of the enum values and not of the enum itself? For ...

May 2, 2022
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Programmatic equivalent of default(Type)

I’m using reflection to loop through a Type‘s properties and set certain types to their default. Now, I could do a switch on ...

April 30, 2022
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