Software Engineering: Java: Why not allow nulls in methods to represent optional parameters?

Software Engineering: Java: Why not allow nulls in methods to represent optional parameters?

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Introducing optional parameters with the null setting
Introducing optional parameters with the null setting
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Introducing optional parameters with the null setting

Introducing optional parameters with the null setting
Fix: Optional Parameters must appear after all required parameter

Fix: Optional Parameters must appear after all required parameter
Resolving the null Issue with Empty Strings in Spring Boot Request Parameters

Resolving the null Issue with Empty Strings in Spring Boot Request Parameters
Resolving Null Issues in Spring Boot PostMapping with JSON Data

Resolving Null Issues in Spring Boot PostMapping with JSON Data
Effectively Handling Invalid Input to Prevent IllegalArgumentException in Java

Effectively Handling Invalid Input to Prevent IllegalArgumentException in Java
Say Goodbye to NullPointerException — Use Optional in Java

Say Goodbye to NullPointerException — Use Optional in Java
IllegalArgumentException radius must be greater than 0 | Do not use %p | Solved

IllegalArgumentException radius must be greater than 0 | Do not use %p | Solved
Java Tricky Program 8 - null with static method

Java Tricky Program 8 - null with static method
How to use Default Argument Values in Kotlin

How to use Default Argument Values in Kotlin
How Can You Avoid Excessive Null Checks For Null Pointer Exceptions? - Learn To Troubleshoot

How Can You Avoid Excessive Null Checks For Null Pointer Exceptions? - Learn To Troubleshoot
How to Solve - Try adding either an explicit non-'null' default value or the 'required' modifier.

How to Solve - Try adding either an explicit non-'null' default value or the 'required' modifier.
SpringBoot 5 | Update object using put mapping

SpringBoot 5 | Update object using put mapping