BAEL-832 currently executed method. (#1982)

* injecting beans

* XML-based configuration replaced with Java Config.

* [BAEL-431] Exploring TestRestTemplate.

* Revert of evaluation task "XML-based configuration replaced with Java Config."

This reverts commit 66471cf0574c85f8ff514ec4caf5ba44ebba1a74.

* Revert of evaluation task "injecting beans"

This reverts commit d2ac20185e636245bc0ae0b4ccb952965de88e28.

* [BAEL-431] fix to the tests in TestRestTemplateBasicLiveTest.

* [BAEL-431] added more meaningful user and password for auth.

* [BAEL-820] examples of wait() and sleep() methods.

* [BAEL-820] wait() and sleep() examples.

* [BAEL-829] number of occurences of a char in a String.

* [BAEL-829] printlns changed to assertions.

* [BAEL-829] improved names of the tests.

* [BAEL-872] map and flatMap difference.

* removed duplicated countingChars class.

* [BAEL-872] changed Object into List.

* [BAEL-872] improved code for map() and flatMap() article.

* [BEAL-832] getting the name of current executing method.

* clean up.

core-java/src/test/java/com/baeldung/java/currentmethod/CurrentlyExecutedMethodFinderTest.java

@@ -0,0 +1,43 @@
+package com.baeldung.java.currentmethod;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * The class presents various ways of finding the name of currently executed method.
+ */
+public class CurrentlyExecutedMethodFinderTest {
+
+    @Test
+    public void givenCurrentThread_whenGetStackTrace_thenFindMethod() {
+        final StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
+        assertEquals("givenCurrentThread_whenGetStackTrace_thenFindMethod", stackTrace[1].getMethodName());
+    }
+
+    @Test
+    public void givenException_whenGetStackTrace_thenFindMethod() {
+        String methodName = new Exception().getStackTrace()[0].getMethodName();
+        assertEquals("givenException_whenGetStackTrace_thenFindMethod", methodName);
+    }
+
+    @Test
+    public void givenThrowable_whenGetStacktrace_thenFindMethod() {
+        StackTraceElement[] stackTrace = new Throwable().getStackTrace();
+        assertEquals("givenThrowable_whenGetStacktrace_thenFindMethod", stackTrace[0].getMethodName());
+    }
+
+    @Test
+    public void givenObject_whenGetEnclosingMethod_thenFindMethod() {
+        String methodName = new Object() {}.getClass().getEnclosingMethod().getName();
+        assertEquals("givenObject_whenGetEnclosingMethod_thenFindMethod", methodName);
+    }
+
+    @Test
+    public void givenLocal_whenGetEnclosingMethod_thenFindMethod() {
+        class Local {};
+        String methodName = Local.class.getEnclosingMethod().getName();
+        assertEquals("givenLocal_whenGetEnclosingMethod_thenFindMethod", methodName);
+    }
+
+}