Added component scan and auto configuration annotations

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/EmployeeApplication.java

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+package com.baeldung.annotations.componentscanautoconfigure;
+
+import com.baeldung.annotations.componentscanautoconfigure.teacher.Teacher;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.aop.AopAutoConfiguration;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan(basePackages = {"com.baeldung.annotations.componentscanautoconfigure.doctor", "com.baeldung.annotations.componentscanautoconfigure.employee"},
+        basePackageClasses = Teacher.class)
+@EnableAutoConfiguration(exclude={AopAutoConfiguration.class})
+//@EnableAutoConfiguration(excludeName = {"org.springframework.boot.autoconfigure.aop"})
+public class EmployeeApplication {
+
+    public static void main(String[] args) {
+        ApplicationContext context = SpringApplication.run(EmployeeApplication.class, args);
+        System.out.println("Configures Doctor: " + context.containsBeanDefinition("doctor"));
+        System.out.println("Configures Employee: " + context.containsBeanDefinition("employee"));
+        System.out.println("Configures Senior Employee: " + context.containsBeanDefinition("seniorEmployee"));
+        System.out.println("Configures Student: " + context.containsBeanDefinition("student"));
+        System.out.println("Configures Teacher: " + context.containsBeanDefinition("teacher"));
+    }
+}

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/doctor/Doctor.java

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+package com.baeldung.annotations.componentscanautoconfigure.doctor;
+
+import org.springframework.stereotype.Component;
+
+@Component("doctor")
+public class Doctor {
+}

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/employee/Employee.java

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+package com.baeldung.annotations.componentscanautoconfigure.employee;
+
+import org.springframework.stereotype.Component;
+
+@Component("employee")
+public class Employee {
+}

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/employee/SeniorEmployee.java

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+package com.baeldung.annotations.componentscanautoconfigure.employee;
+
+import org.springframework.stereotype.Component;
+
+@Component("seniorEmployee")
+public class SeniorEmployee {
+}

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/student/Student.java

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+package com.baeldung.annotations.componentscanautoconfigure.student;
+
+import org.springframework.stereotype.Component;
+
+@Component("student")
+public class Student {
+}

spring-boot-modules/spring-boot-annotations/src/main/java/com/baeldung/annotations/componentscanautoconfigure/teacher/Teacher.java

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+package com.baeldung.annotations.componentscanautoconfigure.teacher;
+
+import org.springframework.stereotype.Component;
+
+@Component("teacher")
+public class Teacher {
+}