hikaricp module (#1781)

* jvm log forging

* jvm log forging

* jvm log forging

* log forging

* adding hikariCP module

* try-with-resources

* adding employee use case

core-java/src/test/java/com/baeldung/hikaricp/HikariCPTest.java

@@ -0,0 +1,19 @@
+package com.baeldung.hikaricp;
+
+import java.util.List;
+
+import org.junit.Ignore;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class HikariCPTest {
+
+	@Test
+//	@Ignore
+    public void givenConnection_thenFetchDbData() {
+		List<Employee> employees = HikariCPDemo.fetchData();
+		assertEquals(4, employees.size());
+	}
+	
+}