Page History

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• New JDK 14 Language Features
  
  
  • JEP 359: Records (Preview), syntax coloring, Navigator support, and formatting of the new Java Records. 
    

    public class Foo {
        public record Bar(String x, int y) {
        }
    }
    
    
    
    Impacted NetCAT test spec: Java Editor, cloned to 12.0: https://netbeans-vm.apache.org/synergy/client/app/#/specification/448
    Task to be added to test spec: Run 12.0 on JDK 14, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), and create a class like the above, copy/pasted from the test spec. The syntax coloring should be not broken and the Navigator should show equals, hashCode, toString, x, y, etc.
    Status: Done. Added as test case 1 in the new section 21, "Java Language Preview Features", of the above Java Editor test spec.
    
    

• New JDK 13 Language Features
  
  
  • JEP 355: Switch Expressions (Preview Feature), as shown below.
    
    
    
    Impacted NetCAT test spec: Java Editor, cloned to 12.0: https://netbeans-vm.apache.org/synergy/client/app/#/specification/448
    Task to be added to test spec: Run 12.0 on JDK 13 or later, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), verify that the syntax colouring for switch expressions is correct by creating the code above, copy/paste from the test spec, and then seeing that the colors are like the above, not broken, no error markings.
    Status: to be doneDone. Added as test case 2 in the new section 21, "Java Language Preview Features", of the above Java Editor test spec.
    
    
  • JEP 355: Text Blocks (Preview Feature), hint for converting to/from text blocks.
    
    
    
    
    
    Impacted NetCAT test spec: Java Hints
    Task to be added to test spec: Run 12.0 on JDK 13 or later, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), and use code like the above, copy/pasted from test spec, to verify the hint works to/from text blocks.
    Status: to be done
    
    Impacted NetCAT test spec: Editor Options
    Task to be added to test spec: Run 12.0 on JDK 13 or later, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), create code like the above, go to the Options window, go to Fonts & Colors, choose Syntax, "Java" in Language drop-down, "Text Block" in Category list, then change the Background to something different and then check that the new color is applied in the editor for text blocks.
    Status: to be done
    
    
• New JDK 12 Language Features
  
  
  • JEP 325: Switch Expressions (Preview) – code completion for JEP-325 preview feature for multiple case labels, as shown below.
    
    Impacted NetCAT test spec: Java Code Completion
    Task to be added to test spec: Run 12.0 on JDK 13 or later, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), and use code like the above, copy/pasted from test spec, to verify the code completion works as above.
    Status: to be done
    
    Hint for converting to JEP-325 preview feature for switch expressions:
    
    
    
    Impacted NetCAT test spec: Java Hints
    Task to be added to test spec: Run 12.0 on JDK 12 or later, make sure to uninstall nb-javac if installed, create a Maven application and enable preview features (explain how), and use code like the above, copy/pasted from test spec, to verify the hint works to/from switch expressions.
    Status: to be done

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