[JAVA-27826] Upgraded to spring boot 3 (#15745)

testing-modules/jmeter/pom.xml

@@ -10,9 +10,9 @@
 
     <parent>
         <groupId>com.baeldung</groupId>
-        <artifactId>parent-boot-2</artifactId>
+        <artifactId>parent-boot-3</artifactId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-2</relativePath>
+        <relativePath>../../parent-boot-3</relativePath>
     </parent>
 
     <dependencies>
@@ -156,14 +156,11 @@
                     </plugin>
                 </plugins>
             </build>
-
-            <properties>
-                <jmeter-maven-plugin.version>3.7.0</jmeter-maven-plugin.version>
-            </properties>
         </profile>
     </profiles>
 
     <properties>
+        <start-class>com.baeldung.dashboard.DashboardApplication</start-class>
         <jmeter-maven-plugin.version>3.7.0</jmeter-maven-plugin.version>
     </properties>
 

testing-modules/jmeter/src/main/java/com/baeldung/configuration/WebSecurityConfiguration.java

@@ -1,5 +1,7 @@
 package com.baeldung.configuration;
 
+import static org.springframework.security.config.Customizer.withDefaults;
+
 import java.util.HashSet;
 import java.util.Set;
 
@@ -12,6 +14,7 @@ import org.springframework.security.crypto.factory.PasswordEncoderFactories;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.security.provisioning.InMemoryUserDetailsManager;
 import org.springframework.security.web.SecurityFilterChain;
+import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
 
 @Configuration
 public class WebSecurityConfiguration {
@@ -30,15 +33,17 @@ public class WebSecurityConfiguration {
     }
 
     @Bean
-    public SecurityFilterChain securityFilter(HttpSecurity http) throws Exception {
-
+    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
         http
-          .authorizeRequests()
-          .antMatchers("/secured/**").authenticated()        
-          .anyRequest().permitAll()
-          .and()
-          .httpBasic();
+            .authorizeHttpRequests(authorizeRequests ->
+                authorizeRequests
+                    .requestMatchers(new AntPathRequestMatcher("/secured/**"))
+                    .authenticated()
+                    .anyRequest().permitAll()
+            )
+            .httpBasic(withDefaults());
 
         return http.build();
+
     }    
 }

testing-modules/jmeter/src/main/java/com/baeldung/domain/Student.java

@@ -1,6 +1,6 @@
 package com.baeldung.domain;
 
-import javax.validation.constraints.NotNull;
+import jakarta.validation.constraints.NotNull;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.mongodb.core.mapping.Document;