Jakarta EE 9 migration

Upgrades many dependency declarations; removes old EJB 2.x support and outdated Servlet-based integrations (Commons FileUpload, FreeMarker JSP support, Tiles).

Closes gh-22093
Closes gh-25354
Closes gh-26185
Closes gh-27423
See gh-27424

spring-beans/src/test/java/org/springframework/beans/factory/DefaultListableBeanFactoryTests.java

@@ -36,8 +36,7 @@ import java.util.concurrent.Callable;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
-import javax.annotation.Priority;
-
+import jakarta.annotation.Priority;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.beans.BeansException;

spring-beans/src/test/java/org/springframework/beans/factory/annotation/InjectAnnotationBeanPostProcessorTests.java

@@ -23,10 +23,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 
-import javax.inject.Inject;
-import javax.inject.Named;
-import javax.inject.Provider;
-
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import jakarta.inject.Provider;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -51,7 +50,7 @@ import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
 
 /**
  * Unit tests for {@link org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor}
- * processing the JSR-330 {@link javax.inject.Inject} annotation.
+ * processing the JSR-330 {@link jakarta.inject.Inject} annotation.
  *
  * @author Juergen Hoeller
  * @since 3.0

spring-beans/src/test/java/org/springframework/beans/factory/config/ObjectFactoryCreatingFactoryBeanTests.java

@@ -18,8 +18,7 @@ package org.springframework.beans.factory.config;
 
 import java.util.Date;
 
-import javax.inject.Provider;
-
+import jakarta.inject.Provider;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;