Add example Locator application main class using the Apache Geode API to compliment the Spring Boot based example for comparison purposes.

spring-geode-tests/smoke-tests/locator-application/src/main/java/example/app/geode/locator/ApacheGeodeLocatorApplication.java

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+/*
+ * Copyright 2020 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 example.app.geode.locator;
+
+import org.apache.geode.distributed.Locator;
+import org.apache.geode.distributed.LocatorLauncher;
+
+/**
+ * An Apache Geode {@link Locator} application configured and bootstrapped using the Apache Geode API.
+ *
+ * @author John Blum
+ * @see org.apache.geode.distributed.Locator
+ * @see org.apache.geode.distributed.LocatorLauncher
+ * @since 1.3.2
+ */
+public class ApacheGeodeLocatorApplication {
+
+	public static void main(String[] args) {
+
+		LocatorLauncher locatorLauncher = new LocatorLauncher.Builder()
+			.set("jmx-manager", "true")
+			.set("jmx-manager-port", "0")
+			.set("jmx-manager-start", "true")
+			.setMemberName("ApacheGeodeBasedLocator")
+			.setPort(0)
+			.build();
+
+		locatorLauncher.start();
+
+		//locatorLauncher.waitOnLocator();
+	}
+}