Hello world app

.vscode/settings.json

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+{
+    "java.configuration.updateBuildConfiguration": "interactive"
+}

app/build.gradle

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+/*
+ * This file contains a sample Java application project.
+ */
+
+plugins {
+    // Apply the application plugin to add support for building a CLI application in Java.
+    id 'application'
+}
+
+repositories {
+    // Maven Central for core dependencies
+    mavenCentral()
+}
+
+
+version = '1.0.0'
+group = "com.elitemastereric"
+archivesBaseName = "helloworld"
+
+sourceCompatibility = JavaVersion.VERSION_16
+targetCompatibility = JavaVersion.VERSION_16
+
+dependencies {
+  implementation "com.google.guava:guava:21.0"
+}
+
+application {
+    // Define the main class for the application.
+    mainClass = 'com.elitemastereric.helloworld.Launch'
+}
+
+jar {
+  manifest {
+    // Define main class for use with java -jar
+    attributes(
+      'Main-Class': application.mainClass
+    )
+  }
+}
+
+task buildAndCopy(type: Copy) {
+  group 'build'
+  dependsOn 'assemble'
+  from "build/libs/"
+  into "../run/"
+}

app/src/main/java/com/elitemastereric/helloworld/Launch.java

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+package com.elitemastereric.helloworld;
+
+public class Launch {
+    public static void main(String[] args) {
+        Main main = new Main();
+        main.execute();
+    }
+}

app/src/main/java/com/elitemastereric/helloworld/Main.java

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+package com.elitemastereric.helloworld;
+
+public class Main {
+    public Main() {}
+
+    public void execute() {
+        System.out.println(getGreeting());
+    }
+
+    /*
+     * Returns a greeting.
+     * This is the function which will act as the target of our Mixin.
+     */
+    public String getGreeting() {
+        return "Hello World!";
+    }
+}

app/src/main/java/com/elitemastereric/helloworld/README.md

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+This is the app which is the target for the mod loader.