[JAVA-621] core-java-lang-oop-modifiers module

* Creation

* Moved code from https://www.baeldung.com/java-static

* Moved code from https://www.baeldung.com/java-final

* Moved code from https://www.baeldung.com/java-public-keyword

* Moved code from https://www.baeldung.com/java-access-modifiers

* Moved code from https://www.baeldung.com/java-private-keyword

* Moved code from https://www.baeldung.com/java-static-default-methods

* Moved code from https://www.baeldung.com/java-strictfp

* Moved article references to the new README.md

core-java-modules/core-java-lang-oop-2/README.md

@@ -4,8 +4,5 @@ This module contains articles about Object-oriented programming (OOP) in Java
 
 ### Relevant Articles: 
 - [Anonymous Classes in Java](https://www.baeldung.com/java-anonymous-classes)
-- [Marker Interfaces in Java](https://www.baeldung.com/java-marker-interfaces)
 - [Java equals() and hashCode() Contracts](https://www.baeldung.com/java-equals-hashcode-contracts)
-- [Static and Default Methods in Interfaces in Java](https://www.baeldung.com/java-static-default-methods)
-- [Abstract Classes in Java](https://www.baeldung.com/java-abstract-class)
 - [[<-- Prev]](/core-java-modules/core-java-lang-oop)[[More -->]](/core-java-modules/core-java-lang-oop-3)

core-java-modules/core-java-lang-oop-3/README.md

@@ -4,10 +4,8 @@ This module contains articles about Object-oriented programming (OOP) in Java
 
 ### Relevant Articles: 
 - [Pass-By-Value as a Parameter Passing Mechanism in Java](https://www.baeldung.com/java-pass-by-value-or-pass-by-reference)
-- [Access Modifiers in Java](https://www.baeldung.com/java-access-modifiers)
 - [Guide to the super Java Keyword](https://www.baeldung.com/java-super)
 - [Guide to the this Java Keyword](https://www.baeldung.com/java-this)
-- [Java ‘public’ Access Modifier](https://www.baeldung.com/java-public-keyword)
 - [Nested Classes in Java](https://www.baeldung.com/java-nested-classes)
 - [A Guide to Inner Interfaces in Java](https://www.baeldung.com/java-inner-interfaces)
 - [Java Classes and Objects](https://www.baeldung.com/java-classes-objects)

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/README.md

@@ -0,0 +1,12 @@
+## Core Java Lang OOP - Modifiers
+
+This module contains articles about modifiers in Java
+
+### Relevant Articles: 
+- [Access Modifiers in Java](https://www.baeldung.com/java-access-modifiers)
+- [Java ‘public’ Access Modifier](https://www.baeldung.com/java-public-keyword)
+- [Java ‘private’ Access Modifier](https://www.baeldung.com/java-private-keyword)
+- [The “final” Keyword in Java](https://www.baeldung.com/java-final)
+- [A Guide to the Static Keyword in Java](https://www.baeldung.com/java-static)
+- [Static and Default Methods in Interfaces in Java](https://www.baeldung.com/java-static-default-methods)
+- [The strictfp Keyword in Java](https://www.baeldung.com/java-strictfp)

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/pom.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>core-java-lang-oop-modules</artifactId>
+        <groupId>com.baeldung.core-java-lang-oop-modules</groupId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>core-java-lang-oop-modifiers</artifactId>
+    <name>core-java-lang-oop-modifiers</name>
+    <packaging>jar</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj-core.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>${h2.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <properties>
+        <assertj-core.version>3.10.0</assertj-core.version>
+    </properties>
+</project>

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/src/test/java/com/baeldung/accessmodifiers/publicmodifier/PublicAccessModifierUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.accessmodifiers;
+package com.baeldung.accessmodifiers.publicmodifier;
 
 import com.baeldung.accessmodifiers.publicmodifier.ListOfThree;
 import com.baeldung.accessmodifiers.publicmodifier.Student;

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/src/test/java/com/baeldung/defaultstaticinterfacemethods/test/StaticDefaulInterfaceMethodUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.defaultistaticinterfacemethods.test;
+package com.baeldung.defaultstaticinterfacemethods.test;
 
 import com.baeldung.defaultstaticinterfacemethods.model.Car;
 import com.baeldung.defaultstaticinterfacemethods.model.Motorbike;

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/src/test/java/com/baeldung/staticdemo/CarUnitTest.java

@@ -4,7 +4,7 @@ import static org.junit.Assert.*;
 
 import org.junit.Test;
 
-public class CarIntegrationTest {
+public class CarUnitTest {
     @Test
     public void whenNumberOfCarObjectsInitialized_thenStaticCounterIncreases() {
         new Car("Jaguar", "V8");

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/src/test/java/com/baeldung/staticdemo/SingletonUnitTest.java

@@ -3,7 +3,7 @@ package com.baeldung.staticdemo;
 import org.junit.Assert;
 import org.junit.Test;
 
-public class SingletonIntegrationTest {
+public class SingletonUnitTest {
 
     @Test
     public void givenStaticInnerClass_whenMultipleTimesInstanceCalled_thenOnlyOneTimeInitialized() {

core-java-modules/core-java-lang-oop-modules/core-java-lang-oop-modifiers/src/test/java/com/baeldung/staticdemo/StaticBlockUnitTest.java

@@ -7,7 +7,7 @@ import java.util.List;
 
 import org.junit.Test;
 
-public class StaticBlockIntegrationTest {
+public class StaticBlockUnitTest {
 
     @Test
     public void whenAddedListElementsThroughStaticBlock_thenEnsureCorrectOrder() {

core-java-modules/core-java-lang-oop-modules/pom.xml

@@ -18,5 +18,6 @@
         <module>core-java-lang-oop-constructors</module>
         <module>core-java-lang-oop-patterns</module>
         <module>core-java-lang-oop-generics</module>
+        <module>core-java-lang-oop-modifiers</module>
     </modules>
 </project>

core-java-modules/core-java-lang-oop/README.md

@@ -4,13 +4,11 @@ This module contains articles about Object-oriented programming (OOP) in Java
 
 ### Relevant Articles: 
 - [Guide to hashCode() in Java](https://www.baeldung.com/java-hashcode)
-- [A Guide to the Static Keyword in Java](https://www.baeldung.com/java-static)
 - [Polymorphism in Java](https://www.baeldung.com/java-polymorphism)
 - [Method Overloading and Overriding in Java](https://www.baeldung.com/java-method-overload-override)
 - [How to Make a Deep Copy of an Object in Java](https://www.baeldung.com/java-deep-copy)
 - [Guide to Inheritance in Java](https://www.baeldung.com/java-inheritance)
 - [Object Type Casting in Java](https://www.baeldung.com/java-type-casting)
-- [The “final” Keyword in Java](https://www.baeldung.com/java-final)
 - [Type Erasure in Java Explained](https://www.baeldung.com/java-type-erasure)
 - [Variable and Method Hiding in Java](https://www.baeldung.com/java-variable-method-hiding)
 - [Object-Oriented-Programming Concepts in Java](https://www.baeldung.com/java-oop)