move spring-all/spring43 to spring-4 module

* WebMvcConfigurer default methods are available only in Spring 5+
  changed AttributeAnnotationConfiguration to
  extend WebMvcConfigurerAdapter

spring-4/README.md

@@ -2,3 +2,4 @@
 - [A Guide to Flips for Spring](http://www.baeldung.com/flips-spring)
 - [Configuring a Hikari Connection Pool with Spring Boot](https://www.baeldung.com/spring-boot-hikari)
 - [Spring JSON-P with Jackson](http://www.baeldung.com/spring-jackson-jsonp)
+- [What’s New in Spring 4.3?](http://www.baeldung.com/whats-new-in-spring-4-3)

spring-4/pom.xml

@@ -67,6 +67,27 @@
             <artifactId>tomcat-embed-jasper</artifactId>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.easymock</groupId>
+            <artifactId>easymock</artifactId>
+            <version>${easymock.version}</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.hsqldb</groupId>
+            <artifactId>hsqldb</artifactId>
+            <version>${hsqldb.version}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
@@ -88,6 +109,8 @@
     <properties>
         <start-class>com.baeldung.flips.ApplicationConfig</start-class>
         <flips-web.version>1.0.1</flips-web.version>
+        <easymock.version>3.6</easymock.version>
+        <hsqldb.version>2.4.0</hsqldb.version>
     </properties>
 
 </project>

spring-4/src/test/java/org/baeldung/spring43/attributeannotations/AttributeAnnotationConfiguration.java

@@ -6,13 +6,13 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.ViewResolver;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
 import org.springframework.web.servlet.view.InternalResourceViewResolver;
 
 @Configuration
 @ComponentScan
 @EnableWebMvc
-public class AttributeAnnotationConfiguration implements WebMvcConfigurer {
+public class AttributeAnnotationConfiguration extends WebMvcConfigurerAdapter {
 
     @Bean
     public ViewResolver viewResolver() {

spring-4/src/test/java/org/baeldung/spring43/composedmapping/ComposedMappingConfiguration.java

@@ -14,7 +14,7 @@ import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.springframework.context.annotation.Scope;
 
-import static org.easymock.EasyMock.*;
+import static org.easymock.EasyMock.replay;
 
 @Configuration
 @ComponentScan

spring-all/README.md

@@ -13,7 +13,6 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 - [Guide to Spring @Autowired](http://www.baeldung.com/spring-autowire)
 - [Spring Profiles](http://www.baeldung.com/spring-profiles)
 - [A Spring Custom Annotation for a Better DAO](http://www.baeldung.com/spring-annotation-bean-pre-processor)
-- [What’s New in Spring 4.3?](http://www.baeldung.com/whats-new-in-spring-4-3)
 - [Running Setup Data on Startup in Spring](http://www.baeldung.com/running-setup-logic-on-startup-in-spring)
 - [Quick Guide to Spring Bean Scopes](http://www.baeldung.com/spring-bean-scopes)
 - [Custom Scope in Spring](http://www.baeldung.com/spring-custom-scope)

spring-all/pom.xml

@@ -141,20 +141,6 @@
             <artifactId>mockito-core</artifactId>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>org.easymock</groupId>
-            <artifactId>easymock</artifactId>
-            <version>${easymock.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-api</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-core</artifactId>
-        </dependency>
 
         <!-- ShedLock -->
         <dependency>