4.0.0 com.ankurm java-core-examples 1.0 executors executors ExecutorService done right: shutdown() vs shutdownNow(), the AutoCloseable try-with-resources pattern (JDK 19+), newVirtualThreadPerTaskExecutor(), and the lost-exception trap with submit(). org.junit.jupiter junit-jupiter 5.11.0 test org.apache.maven.plugins maven-compiler-plugin 3.13.0 25 org.apache.maven.plugins maven-surefire-plugin 3.2.5