modifieds example to creates less cognitive load for a reader (#8018)

spring-boot-di/src/main/java/com/baeldung/componentscan/filter/aspectj/ComponentScanAspectJFilterApp.java

@@ -5,10 +5,10 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.FilterType;
 
 @Configuration
-@ComponentScan(includeFilters = @ComponentScan.Filter(type = FilterType.ASPECTJ, 
-pattern = "com.baeldung.componentscan.filter.aspectj.* " 
-            + "&& !(com.baeldung.componentscan.filter.aspectj.L* " 
-            + "|| com.baeldung.componentscan.filter.aspectj.C*)"))
+@ComponentScan(includeFilters = @ComponentScan.Filter(type = FilterType.ASPECTJ,
+        pattern = "com.baeldung.componentscan.filter.aspectj.* "
+                + "&& !(com.baeldung.componentscan.filter.aspectj.L* "
+                + "|| com.baeldung.componentscan.filter.aspectj.C*)"))
 public class ComponentScanAspectJFilterApp {
     public static void main(String[] args) {
     }

spring-boot-di/src/main/java/com/baeldung/componentscan/filter/custom/Cat.java

@@ -1,4 +1,4 @@
 package com.baeldung.componentscan.filter.custom;
 
-public class Cat extends Pet {
+public class Cat {
 }

spring-boot-di/src/main/java/com/baeldung/componentscan/filter/custom/ComponentScanCustomFilter.java

@@ -12,11 +12,8 @@ public class ComponentScanCustomFilter implements TypeFilter {
     @Override
     public boolean match(MetadataReader metadataReader, MetadataReaderFactory metadataReaderFactory) throws IOException {
         ClassMetadata classMetadata = metadataReader.getClassMetadata();
-        String superClass = classMetadata.getSuperClassName();
-        if (Pet.class.getName()
-            .equalsIgnoreCase(superClass)) {
-            return true;
-        }
-        return false;
+        String fullyQualifiedName = classMetadata.getClassName();
+        String className = fullyQualifiedName.substring(fullyQualifiedName.lastIndexOf(".") + 1);
+        return className.length() > 5 ? true : false;
     }
 }

spring-boot-di/src/main/java/com/baeldung/componentscan/filter/custom/Elephant.java

@@ -1,4 +1,4 @@
 package com.baeldung.componentscan.filter.custom;
 
-public class Pet {
+public class Elephant {
 }

spring-boot-di/src/main/java/com/baeldung/componentscan/filter/regex/ComponentScanRegexFilterApp.java

@@ -5,7 +5,7 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.FilterType;
 
 @Configuration
-@ComponentScan(includeFilters = @ComponentScan.Filter(type = FilterType.REGEX, pattern = ".*[t]"))
+@ComponentScan(includeFilters = @ComponentScan.Filter(type = FilterType.REGEX, pattern = ".*(nt)"))
 public class ComponentScanRegexFilterApp {
 
     public static void main(String[] args) {