Merge branch 'master' into JAVA-7244-Review_log_statements_for_projects

core-java-modules/core-java-reflection-2/README.md

@@ -6,3 +6,4 @@
 - [Checking if a Java Class is ‘abstract’ Using Reflection](https://www.baeldung.com/java-reflection-is-class-abstract)
 - [Invoking a Private Method in Java](https://www.baeldung.com/java-call-private-method)
 - [Finding All Classes in a Java Package](https://www.baeldung.com/java-find-all-classes-in-package)
+- [Invoke a Static Method Using Java Reflection API](https://www.baeldung.com/java-invoke-static-method-reflection)

core-java-modules/core-java-reflection-2/pom.xml

@@ -24,12 +24,12 @@
         <dependency>
             <groupId>org.reflections</groupId>
             <artifactId>reflections</artifactId>
-            <version>0.9.12</version>
+            <version>${reflections.version}</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>30.1.1-jre</version>
+            <version>${guava.version}</version>
         </dependency>
     </dependencies>
 
@@ -56,7 +56,8 @@
     </build>
 
     <properties>
-        <maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
+        <reflections.version>0.9.12</reflections.version>
+        <guava.version>30.1.1-jre</guava.version>
         <source.version>1.8</source.version>
         <target.version>1.8</target.version>
         <spring.version>5.3.4</spring.version>

core-java-modules/core-java-reflection-2/src/main/java/com/baeldung/reflection/access/staticmethods/GreetingAndBye.java

@@ -0,0 +1,12 @@
+package com.baeldung.reflection.access.staticmethods;
+
+public class GreetingAndBye {
+
+    public static String greeting(String name) {
+        return String.format("Hey %s, nice to meet you!", name);
+    }
+
+    private static String goodBye(String name) {
+        return String.format("Bye %s, see you next time.", name);
+    }
+}

core-java-modules/core-java-reflection-2/src/test/java/com/baeldung/reflection/check/abstractclass/GreetingAndByeClassUnitTest.java

@@ -0,0 +1,28 @@
+package com.baeldung.reflection.check.abstractclass;
+
+import com.baeldung.reflection.access.staticmethods.GreetingAndBye;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+class GreetingAndByeUnitTest {
+
+    @Test
+    void givenPublicStaticMethod_whenCallWithReflection_thenReturnExpectedResult() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        Class<GreetingAndBye> clazz = GreetingAndBye.class;
+        Method method = clazz.getMethod("greeting", String.class);
+        Object result = method.invoke(null, "Eric");
+        Assertions.assertEquals("Hey Eric, nice to meet you!", result);
+    }
+
+    @Test
+    void givenPrivateStaticMethod_whenCallWithReflection_thenReturnExpectedResult() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        Class<GreetingAndBye> clazz = GreetingAndBye.class;
+        Method method = clazz.getDeclaredMethod("goodBye", String.class);
+        method.setAccessible(true);
+        Object result = method.invoke(null, "Eric");
+        Assertions.assertEquals("Bye Eric, see you next time.", result);
+    }
+}