cleanup code

spring-boot-modules/spring-boot-exceptions/pom.xml

@@ -15,7 +15,7 @@
 		<relativePath>../</relativePath>
 	</parent>
 
-	<!-- Added in order to produce ApplicationContextException -->
+	<!-- Added in order to produce ApplicationContextException error -->
 	<dependencies>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>

spring-boot-modules/spring-boot-exceptions/src/test/java/com/baeldung/applicationcontextexception/MainClass.java

@@ -1,13 +0,0 @@
-package com.baeldung.applicationcontextexception;
-
-import org.springframework.boot.WebApplicationType;
-import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.boot.builder.SpringApplicationBuilder;
-
-@SpringBootApplication
-public class MainClass {
-
-    public static void main(String[] args) {
-        new SpringApplicationBuilder(MainClass.class).web(WebApplicationType.NONE).run(args);
-    }
-}

spring-boot-modules/spring-boot-exceptions/src/test/java/com/baeldung/applicationcontextexception/MainEntryPoint.java

@@ -3,7 +3,7 @@ package com.baeldung.applicationcontextexception;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
-//Remove this annotation to produce ApplicationContextException
+//Remove this annotation to produce ApplicationContextException error
 @SpringBootApplication
 public class MainEntryPoint {