java-9 Archives - IT Nursery

Java, Programming

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What is an illegal reflective access?

There are a lot of questions about illegal reflective access in Java 9. I have found plenty of discussion about working around the ...

May 29, 2022
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Java, Programming

IT Nursery

What is the difference between List.of and Arrays.asList?

Java 9 introduced new factory methods for lists, List.of: List<String> strings = List.of("first", "second"); What’s the difference between the previous and the new ...

May 26, 2022
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Replacements for deprecated JPMS modules with Java EE APIs

Java 9 deprecated six modules that contain Java EE APIs and they are going to be removed soon: java.activation with javax.activation package java.corba ...

May 21, 2022
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Failed to install android-sdk: “java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema”

When installing the android sdk tools the following error is emitted: java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema Why is this happening and how can it be fixed? ...

May 6, 2022
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Why does array[idx++]+=”a” increase idx once in Java 8 but twice in Java 9 and 10?

For a challenge, a fellow code golfer wrote the following code: import java.util.*; public class Main { public static void main(String args) { ...

April 22, 2022
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How to resolve java.lang.NoClassDefFoundError: javax/xml/bind/JAXBException

I have some code that uses JAXB API classes which have been provided as a part of the JDK in Java 6/7/8. When ...

April 14, 2022
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Error occurred during initialization of boot layer FindException: Module not found

April 8, 2022
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What is an illegal reflective access?

Apart from an understanding of the accesses amongst modules and their respective packages. I believe the crux of it lies in the Module System#Relaxed-strong-encapsulation and ...

April 8, 2022
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JDK9: An illegal reflective access operation has occurred. org.python.core.PySystemState

I’m trying to run DMelt programs (http://jwork.org/dmelt/) program using Java9 (JDK9), and it gives me errors such as: WARNING: An illegal reflective access ...

April 8, 2022
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