Java 11

README.md

@@ -1,10 +1,12 @@
 # A Java/Maven/JUnit HelloWorld example
 
+**This branch targeting Java 11 is work-in-progress.**
+
 A „Hello World!” sample written in Java using Maven for the build, that showcases a few very simple tests.
 
 This example demonstrates:
 
-* A simple Java 8 application with tests
+* A simple Java 11 application with tests
 * Unit tests written with [JUnit 5](https://junit.org/junit5/)
 * Integration tests written with [JUnit 5](https://junit.org/junit5/)
 * Code coverage reports via [JaCoCo](https://www.jacoco.org/jacoco/)

pom.xml

@@ -14,10 +14,9 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
-    <!-- This configures the compiler to produce Java 8 class files. -->
-    <!-- The minimum JDK version installed is 8 of course, but newer JDK releases should work too. -->
-    <maven.compiler.source>1.8</maven.compiler.source>
-    <maven.compiler.target>${maven.compiler.source}</maven.compiler.target>
+    <!-- This configures the compiler to produce Java 11 class files. -->
+    <!-- The minimum JDK version installed is 11 of course, but newer JDK releases should work too. -->
+    <maven.compiler.release>10</maven.compiler.release>
 
     <junit.jupiter.version>5.2.0</junit.jupiter.version>
     <junit.platform.version>1.2.0</junit.platform.version>

src/main/java/com/example/javamavenjunithelloworld/Hello.java

@@ -35,7 +35,7 @@ public void setTimes(int times) {
      * @param printer PrintStream to write output to.
      */
     public void sayHello(PrintStream printer) {
-        for (short i = 0; i < times; i++) {
+        for (var i = 0; i < times; i++) {
             printer.println(HELLO);
         }
     }

src/main/java/com/example/javamavenjunithelloworld/HelloApp.java

@@ -18,7 +18,7 @@ public class HelloApp {
      */
     public static void main(String[] args) {
 
-        int times = DEFAULT_TIMES;
+        var times = DEFAULT_TIMES;
         if (args.length >= 1) {
             try {
                 times = Integer.valueOf(args[0]);
@@ -29,7 +29,7 @@ public static void main(String[] args) {
             }
         }
 
-        Hello hi = new Hello();
+        var hi = new Hello();
         try {
             hi.setTimes(times);
         } catch (IllegalArgumentException e) {

src/test/java/com/example/javamavenjunithelloworld/HelloTest.java

@@ -1,7 +1,6 @@
 package com.example.javamavenjunithelloworld;
 
 
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
 import java.io.ByteArrayOutputStream;