BAEL-812: List of Rules Engines in Java (#2319)

* spring beans DI examples

* fix-1: shortening examples

* List of Rules Engines in Java

* BAEL-812: Openl-Tablets example added

* BAEL-812: artifacts names changed

spring-core/src/test/java/com/baeldung/autowired/TypesOfBeanInjectionSpringIntegrationTest.java

@@ -0,0 +1,25 @@
+package com.baeldung.autowired;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class TypesOfBeanInjectionSpringIntegrationTest {
+    @Autowired
+    UserService userService;
+
+    private static final String[] expected = new String[] { "Snoopy", "Woodstock", "Charlie Brown" };
+
+    @Test
+    public void givenDI_whenInjectObject_thenUserNamesAreListed() {
+        Assert.assertArrayEquals(expected, userService.listUsers()
+            .stream()
+            .map(User::getName)
+            .toArray());
+    }
+}