WICKET-7086: Fix the build for wicket-9.x

Replace jakarta.* with javax.*
Implement ApplicationContextMock#getBeanNamesForType(ResolvableType, ...) methods

Signed-off-by: Martin Tzvetanov Grigorov <mgrigorov@apache.org>

wicket-spring/src/main/java/org/apache/wicket/spring/test/ApplicationContextMock.java

@@ -22,6 +22,7 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
@@ -291,13 +292,23 @@ public <T> ObjectProvider<T> getBeanProvider(final ResolvableType resolvableType
 	@Override
 	public String[] getBeanNamesForType(ResolvableType resolvableType)
 	{
-		return new String[0];
+		return getBeanNamesForType(resolvableType, true, true);
 	}
 
 	@Override
 	public String[] getBeanNamesForType(ResolvableType resolvableType, boolean includeNonSingletons, boolean allowEagerInit)
 	{
-		return new String[0];
+		List<String> names = new ArrayList<>();
+		for (Entry<String, Object> entry : beans.entrySet())
+		{
+			Object bean = entry.getValue();
+
+			if (resolvableType.isAssignableFrom(bean.getClass()))
+			{
+				names.add(entry.getKey());
+			}
+		}
+		return names.toArray(new String[0]);
 	}
 
 	@Override

wicket-spring/src/test/java/org/apache/wicket/spring/injection/annot/SpringBeanWithGenericsTest.java

@@ -16,7 +16,7 @@
  */
 package org.apache.wicket.spring.injection.annot;
 
-import jakarta.inject.Inject;
+import javax.inject.Inject;
 import org.apache.wicket.injection.Injector;
 import org.apache.wicket.spring.BeanWithGeneric;
 import org.apache.wicket.util.tester.DummyHomePage;