Default to optimized launch of the JVM when using Gradle's bootRun

Closes gh-16222

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/test/java/com/example/classpath/BootRunClasspathApplication.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,19 +14,19 @@
  * limitations under the License.
  */
 
-package com.example;
+package com.example.classpath;
 
 import java.io.File;
 import java.lang.management.ManagementFactory;
 
 /**
- * Very basic application used for testing {@code BootRun}.
+ * Application used for testing {@code BootRun}'s classpath handling.
  *
  * @author Andy Wilkinson
  */
-public class BootRunApplication {
+public class BootRunClasspathApplication {
 
-	protected BootRunApplication() {
+	protected BootRunClasspathApplication() {
 
 	}
 

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/test/java/com/example/jvmargs/BootRunJvmArgsApplication.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2012-2019 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.jvmargs;
+
+import java.lang.management.ManagementFactory;
+
+/**
+ * Application used for testing {@code BootRun}'s JVM argument handling.
+ *
+ * @author Andy Wilkinson
+ */
+public class BootRunJvmArgsApplication {
+
+	protected BootRunJvmArgsApplication() {
+
+	}
+
+	public static void main(String[] args) {
+		int i = 1;
+		for (String entry : ManagementFactory.getRuntimeMXBean().getInputArguments()) {
+			System.out.println(i++ + ". " + entry);
+		}
+	}
+
+}