BAEL-3929: made changes per code/article review.

maven-all/maven-unused-dependencies/pom.xml

@@ -6,6 +6,13 @@
     <artifactId>maven-unused-dependencies</artifactId>
     <version>0.0.1-SNAPSHOT</version>
 
+    <properties>
+        <commons-collections.version>3.2.2</commons-collections.version>
+        <slf4j-api.version>1.7.25</slf4j-api.version>
+        <maven-dependency-plugin.version>3.1.1</maven-dependency-plugin.version>
+        <maven-compiler-plugin.version>3.1</maven-compiler-plugin.version>
+    </properties>
+
     <dependencies>
         <dependency>
             <groupId>commons-collections</groupId>
@@ -37,11 +44,4 @@
         </plugins>
     </build>
 
-    <properties>
-        <commons-collections.version>3.2.2</commons-collections.version>
-        <slf4j-api.version>1.7.25</slf4j-api.version>
-        <maven-dependency-plugin.version>3.1.1</maven-dependency-plugin.version>
-        <maven-compiler-plugin.version>3.1</maven-compiler-plugin.version>
-    </properties>
-
 </project>

maven-all/maven-unused-dependencies/src/main/java/com/baeldung/Main.java

@@ -1,20 +0,0 @@
-package com.baeldung;
-
-import java.util.HashMap;
-import java.util.Map;
-
-import org.slf4j.LoggerFactory;
-
-public class Main {
-
-    public static void main(String[] args) {
-        Map<String, String> map = new HashMap<>();
-        map.put("Dallas", "Texas");
-        map.put("Green Bay", "Wisconsin");
-        map.put("Seattle", "Washington");
-
-        LoggerFactory.getLogger(Main.class)
-            .info("Map: {}", map);
-    }
-
-}

maven-all/maven-unused-dependencies/src/main/java/com/baeldung/ReflectionMain.java

@@ -1,15 +0,0 @@
-package com.baeldung;
-
-public class ReflectionMain {
-
-    public static void main(String[] args) {
-        ClassLoader classLoader = Main.class.getClassLoader();
-        try {
-            System.out.println(classLoader.loadClass("org.apache.commons.collections.CollectionUtils")
-                .getSimpleName());
-        } catch (ClassNotFoundException e) {
-            e.printStackTrace();
-        }
-    }
-
-}

maven-all/maven-unused-dependencies/src/main/java/com/baeldung/mavendependencyplugin/UnusedDependenciesExample.java

@@ -0,0 +1,17 @@
+package com.baeldung.mavendependencyplugin;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class UnusedDependenciesExample {
+
+    /**
+     * When the Maven dependency analyzer analyzes the code, it will see that the slf4j dependency is being used in this method. 
+     * 
+     * @return the slf4j {@link Logger}.
+     */
+    public Logger getLogger() {
+        return LoggerFactory.getLogger(UnusedDependenciesExample.class);
+    }
+
+}