chore: java module import

Author: sureshg

backend/jvm/src/main/java/dev/suresh/JMain.java

@@ -1,3 +1,6 @@
+// import module java.base;
+
 void main(String[] args) {
-    System.out.println("Java Main!");
+    var s = readln("Java > ");
+    println("Hello, " + s);
 }

meta/scripts/JavaSingleFile

@@ -1,5 +1,5 @@
 #!/usr/bin/env java --enable-preview --source 24
 
 void main() {
-    System.out.printf("Hello Java %s%n", System.getProperty("java.version"));
+    println("Hello Java " + System.getProperty("java.version"));
 }

meta/scripts/jrtserver

@@ -11,10 +11,7 @@ void main() {
     var jrtFS = FileSystems.getFileSystem(URI.create("jrt:/"));
     // Paths.get(URI.create("jrt:/"))
     var modules = jrtFS.getPath("/modules");
-    var fileServer = SimpleFileServer.createFileServer(
-            new InetSocketAddress(8080),
-            modules,
-            OutputLevel.VERBOSE);
-    System.out.printf("Visit http://localhost:%d/ to see the file server!%n", fileServer.getAddress().getPort());
+    var fileServer = SimpleFileServer.createFileServer(new InetSocketAddress(8080), modules, OutputLevel.VERBOSE);
+    println("Visit http://localhost:" + fileServer.getAddress().getPort() + "/ to see the file server!%n");
     fileServer.start();
 }

shared/src/jvmMain/java/dev/suresh/DOP.java

@@ -8,15 +8,11 @@
 import java.util.concurrent.CompletableFuture;
 
 import static dev.suresh.Expr.eval;
+import static java.io.IO.println;
 import static java.lang.System.out;
 import static java.util.Objects.requireNonNull;
 
 public class DOP {
-
-    void main() throws Exception {
-        DOP.run();
-    }
-
     public static void run() throws Exception {
         record Person(String name, int age) {
         }
@@ -35,7 +31,7 @@ record Person(String name, int age) {
                 END
                 """.formatted(new Person("Foo", 40));
         future.complete(textBlock);
-        out.println(future.get());
+        println(future.get());
 
         stringTemplates();
         amberReflections();
@@ -66,7 +62,7 @@ private static <T> void print(Name<T> name) {
             case FullName(var first, var last) -> "%s, %s".formatted(first, last);
             default -> "Invalid name";
         };
-        out.println(result);
+        println(result);
 
         if (name instanceof FullName<?> f) {
             out.printf("%s, %s%n", f.firstName(), f.lastName());
@@ -94,7 +90,7 @@ private static void amberReflections() {
             if (permittedSubclass.isRecord()) {
                 out.printf("%s record components are,%n", permittedSubclass.getSimpleName());
                 for (RecordComponent rc : permittedSubclass.getRecordComponents()) {
-                    out.println(rc);
+                    out.print(rc);
                 }
             }
         }
@@ -136,7 +132,7 @@ record Lang(String name, int year) implements Serializable {
                 };
 
                 out.printf("Deserialized record: %s%n", rec);
-                out.println(result);
+                println(result);
             }
         }