2024-02-12

• Ant : Java based make tool

  • Creating a simple ant build system for HelloWorld project.
  • Understanding of build.xml
  • Build commands of ant like ant compile, ant jar, ant run

• Java 17 features

  • JEP: Pseudo Random Generator
  • JEP: Switch Expressions
  • JEP: Records - for creating immutable object without the use of lombok
  • JEP: Usage of Objects in switch statement.
  • JEP: Updated instanceof method to avoid redundant casting
  • JEP: Local Variable Type Inference
  • JEP: Sealed Classes using sealed and permits keyword, to restrict the implementation and extension of classes and interfaces in java

  (JEP) - JDK Enhanced Proposal.