Resolves checkstyle errors for remaining m (#1090)

* Reduces checkstyle errors in marker

* Reduces checkstyle errors in master-worker-pattern

* Reduces checkstyle errors in mediator

* Reduces checkstyle errors in memento

* Reduces checkstyle errors in model-view-controller

* Reduces checkstyle errors in model-view-presenter

* Reduces checkstyle errors in module

* Reduces checkstyle errors in monad

* Reduces checkstyle errors in monostate

* Reduces checkstyle errors in multiton

* Reduces checkstyle errors in mute-idiom

* Reduces checkstyle errors in mutex

module/src/main/java/com/iluwatar/module/App.java

@@ -31,10 +31,9 @@ import java.io.FileNotFoundException;
  * An object that applies this pattern can provide the equivalent of a namespace, providing the
  * initialization and finalization process of a static class or a class with static members with
  * cleaner, more concise syntax and semantics.
- * <p>
- * The below example demonstrates a use case for testing two different modules: File Logger and
+ *
+ * <p>The below example demonstrates a use case for testing two different modules: File Logger and
  * Console Logger
- * 
  */
 public class App {
 
@@ -42,10 +41,10 @@ public class App {
   public static ConsoleLoggerModule consoleLoggerModule;
 
   /**
-   * Following method performs the initialization
-   * 
+   * Following method performs the initialization.
+   *
    * @throws FileNotFoundException if program is not able to find log files (output.txt and
-   *         error.txt)
+   *                               error.txt)
    */
   public static void prepare() throws FileNotFoundException {
 
@@ -55,7 +54,7 @@ public class App {
   }
 
   /**
-   * Following method performs the finalization
+   * Following method performs the finalization.
    */
   public static void unprepare() {
 
@@ -65,8 +64,8 @@ public class App {
   }
 
   /**
-   * Following method is main executor
-   * 
+   * Following method is main executor.
+   *
    * @param args for providing default program arguments
    */
   public static void execute(final String... args) {
@@ -82,10 +81,10 @@ public class App {
 
   /**
    * Program entry point.
-   * 
+   *
    * @param args command line args.
    * @throws FileNotFoundException if program is not able to find log files (output.txt and
-   *         error.txt)
+   *                               error.txt)
    */
   public static void main(final String... args) throws FileNotFoundException {
     prepare();

module/src/main/java/com/iluwatar/module/ConsoleLoggerModule.java

@@ -23,16 +23,15 @@
 
 package com.iluwatar.module;
 
+import java.io.PrintStream;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.io.PrintStream;
-
 /**
- * The ConsoleLoggerModule is responsible for showing logs on System Console
- * <p>
- * The below example demonstrates a Console logger module, which can print simple and error messages
- * in two designated formats
+ * The ConsoleLoggerModule is responsible for showing logs on System Console.
+ *
+ * <p>The below example demonstrates a Console logger module, which can print simple and error
+ * messages in two designated formats
  */
 public final class ConsoleLoggerModule {
 
@@ -43,11 +42,12 @@ public final class ConsoleLoggerModule {
   public PrintStream output = null;
   public PrintStream error = null;
 
-  private ConsoleLoggerModule() {}
+  private ConsoleLoggerModule() {
+  }
 
   /**
-   * Static method to get single instance of class
-   * 
+   * Static method to get single instance of class.
+   *
    * @return singleton instance of ConsoleLoggerModule
    */
   public static ConsoleLoggerModule getSingleton() {
@@ -60,7 +60,7 @@ public final class ConsoleLoggerModule {
   }
 
   /**
-   * Following method performs the initialization
+   * Following method performs the initialization.
    */
   public ConsoleLoggerModule prepare() {
 
@@ -73,7 +73,7 @@ public final class ConsoleLoggerModule {
   }
 
   /**
-   * Following method performs the finalization
+   * Following method performs the finalization.
    */
   public void unprepare() {
 
@@ -93,8 +93,8 @@ public final class ConsoleLoggerModule {
   }
 
   /**
-   * Used to print a message
-   * 
+   * Used to print a message.
+   *
    * @param value will be printed on console
    */
   public void printString(final String value) {
@@ -102,8 +102,8 @@ public final class ConsoleLoggerModule {
   }
 
   /**
-   * Used to print a error message
-   * 
+   * Used to print a error message.
+   *
    * @param value will be printed on error console
    */
   public void printErrorString(final String value) {

module/src/main/java/com/iluwatar/module/FileLoggerModule.java

@@ -23,18 +23,17 @@
 
 package com.iluwatar.module;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.PrintStream;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
- * The FileLoggerModule is responsible for showing logs on File System
- * <p>
- * The below example demonstrates a File logger module, which can print simple and error messages in
- * two designated files
+ * The FileLoggerModule is responsible for showing logs on File System.
+ *
+ * <p>The below example demonstrates a File logger module, which can print simple and error
+ * messages in two designated files
  */
 public final class FileLoggerModule {
 
@@ -48,11 +47,12 @@ public final class FileLoggerModule {
   public PrintStream output = null;
   public PrintStream error = null;
 
-  private FileLoggerModule() {}
+  private FileLoggerModule() {
+  }
 
   /**
-   * Static method to get single instance of class
-   * 
+   * Static method to get single instance of class.
+   *
    * @return singleton instance of FileLoggerModule
    */
   public static FileLoggerModule getSingleton() {
@@ -65,10 +65,10 @@ public final class FileLoggerModule {
   }
 
   /**
-   * Following method performs the initialization
-   * 
+   * Following method performs the initialization.
+   *
    * @throws FileNotFoundException if program is not able to find log files (output.txt and
-   *         error.txt)
+   *                               error.txt)
    */
   public FileLoggerModule prepare() throws FileNotFoundException {
 
@@ -81,7 +81,7 @@ public final class FileLoggerModule {
   }
 
   /**
-   * Following method performs the finalization
+   * Following method performs the finalization.
    */
   public void unprepare() {
 
@@ -101,8 +101,8 @@ public final class FileLoggerModule {
   }
 
   /**
-   * Used to print a message
-   * 
+   * Used to print a message.
+   *
    * @param value will be printed in file
    */
   public void printString(final String value) {
@@ -110,8 +110,8 @@ public final class FileLoggerModule {
   }
 
   /**
-   * Used to print a error message
-   * 
+   * Used to print a error message.
+   *
    * @param value will be printed on error file
    */
   public void printErrorString(final String value) {