Make jar not war

pom.xml

@@ -11,7 +11,7 @@
         <version>1.3.5.RELEASE</version>
     </parent>
     <name>petclinic</name>
-    <packaging>war</packaging>
+    <packaging>jar</packaging>
 
     <properties>
 

src/main/java/org/springframework/samples/petclinic/PetClinicApplication.java

@@ -26,12 +26,7 @@ import org.springframework.boot.context.web.SpringBootServletInitializer;
  *
  */
 @SpringBootApplication
-public class PetClinicApplication extends SpringBootServletInitializer {
-
-    @Override
-    protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
-        return application.sources(PetClinicApplication.class);
-    }
+public class PetClinicApplication {
 
 	public static void main(String[] args) throws Exception {
 		SpringApplication.run(PetClinicApplication.class, args);