JAVA-27512: Upgrade spring-websockets to Spring Boot 3 (#15577)

spring-websockets/pom.xml

@@ -9,9 +9,9 @@
 
     <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>
@@ -48,6 +48,7 @@
     <properties>
         <reactor-core.version>3.6.0</reactor-core.version>
         <javafaker.version>1.0.2</javafaker.version>
+        <spring-boot.repackage.skip>true</spring-boot.repackage.skip>
     </properties>
 
 </project>

spring-websockets/src/main/java/com/baeldung/sendtouser/WebSocketSendToUserConfig.java

@@ -11,9 +11,10 @@ import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
 import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;
 import org.springframework.web.socket.server.support.DefaultHandshakeHandler;
 
-import javax.servlet.http.HttpSession;
 import java.util.Map;
 
+import jakarta.servlet.http.HttpSession;
+
 @Configuration
 @EnableWebSocketMessageBroker
 public class WebSocketSendToUserConfig implements WebSocketMessageBrokerConfigurer {

spring-websockets/src/test/java/com/baeldung/debugwebsockets/WebSocketIntegrationTest.java

@@ -5,7 +5,7 @@ import org.junit.jupiter.api.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.boot.web.server.LocalServerPort;
+import org.springframework.boot.test.web.server.LocalServerPort;
 import org.springframework.messaging.converter.MappingJackson2MessageConverter;
 import org.springframework.messaging.simp.stomp.StompCommand;
 import org.springframework.messaging.simp.stomp.StompFrameHandler;