init Project

spreadsheet/src/module-info.java

@@ -0,0 +1,8 @@
+/**
+ * 
+ */
+/**
+ * 
+ */
+module spreadsheet {
+}

spreadsheet/src/spreadsheet/app/App.java

@@ -0,0 +1,7 @@
+package spreadsheet.app;
+
+public class App {
+	public static void main(String... args) {
+		System.out.println("Hello World!");
+	}
+}