diff --git a/documentation/jetty-documentation/src/main/java/org/eclipse/jetty/docs/programming/server/http/HTTPServerDocs.java b/documentation/jetty-documentation/src/main/java/org/eclipse/jetty/docs/programming/server/http/HTTPServerDocs.java
index ebb12098cd3..7de48bc0efa 100644
--- a/documentation/jetty-documentation/src/main/java/org/eclipse/jetty/docs/programming/server/http/HTTPServerDocs.java
+++ b/documentation/jetty-documentation/src/main/java/org/eclipse/jetty/docs/programming/server/http/HTTPServerDocs.java
@@ -779,7 +779,7 @@ public class HTTPServerDocs
         ResourceHandler handler = new ResourceHandler();
 
         // For multiple directories, use ResourceCollection.
-        Resource resource = Resource.combine(
+        Resource resource = ResourceFactory.combine(
             ResourceFactory.of(handler).newResource("/path/to/static/resources/"),
             ResourceFactory.of(handler).newResource("/another/path/to/static/resources/")
         );
diff --git a/jetty-core/jetty-server/src/test/java/org/eclipse/jetty/server/handler/ResourceHandlerTest.java b/jetty-core/jetty-server/src/test/java/org/eclipse/jetty/server/handler/ResourceHandlerTest.java
index ca8765ae462..62120669510 100644
--- a/jetty-core/jetty-server/src/test/java/org/eclipse/jetty/server/handler/ResourceHandlerTest.java
+++ b/jetty-core/jetty-server/src/test/java/org/eclipse/jetty/server/handler/ResourceHandlerTest.java
@@ -57,7 +57,6 @@ import org.eclipse.jetty.util.IO;
 import org.eclipse.jetty.util.QuotedStringTokenizer;
 import org.eclipse.jetty.util.StringUtil;
 import org.eclipse.jetty.util.resource.FileSystemPool;
-import org.eclipse.jetty.util.resource.Resource;
 import org.eclipse.jetty.util.resource.ResourceFactory;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.AfterEach;
@@ -1805,7 +1804,7 @@ public class ResourceHandlerTest
     {
         copySimpleTestResource(docRoot);
         _rootResourceHandler.stop();
-        _rootResourceHandler.setBaseResource(Resource.combine(
+        _rootResourceHandler.setBaseResource(ResourceFactory.combine(
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePathDir("layer0/")),
             _rootResourceHandler.getBaseResource()));
         _rootResourceHandler.start();
@@ -1864,7 +1863,7 @@ public class ResourceHandlerTest
     {
         copySimpleTestResource(docRoot);
         _rootResourceHandler.stop();
-        _rootResourceHandler.setBaseResource(Resource.combine(
+        _rootResourceHandler.setBaseResource(ResourceFactory.combine(
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePathDir("layer0/")),
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePathDir("layer1/")),
             _rootResourceHandler.getBaseResource()));
diff --git a/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/Resource.java b/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/Resource.java
index 6a9afb96465..e042ea2cfbc 100644
--- a/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/Resource.java
+++ b/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/Resource.java
@@ -52,34 +52,6 @@ public abstract class Resource implements Iterable<Resource>
     private static final LinkOption[] NO_FOLLOW_LINKS = new LinkOption[]{LinkOption.NOFOLLOW_LINKS};
     private static final LinkOption[] FOLLOW_LINKS = new LinkOption[]{};
 
-    /**
-     * <p>Make a Resource containing a collection of other resources</p>
-     * @param resources multiple resources to combine as a single resource. Typically, they are directories.
-     * @return A Resource of multiple resources.
-     * @see ResourceCollection
-     */
-    // TODO this should be moved to ResourceFactory
-    public static ResourceCollection combine(List<Resource> resources)
-    {
-        if (resources == null || resources.isEmpty())
-            throw new IllegalArgumentException("No resources");
-        return new ResourceCollection(resources);
-    }
-
-    /**
-     * <p>Make a Resource containing a collection of other resources</p>
-     * @param resources multiple resources to combine as a single resource. Typically, they are directories.
-     * @return A Resource of multiple resources.
-     * @see ResourceCollection
-     */
-    // TODO this should be moved to ResourceFactory
-    public static ResourceCollection combine(Resource... resources)
-    {
-        if (resources == null || resources.length == 0)
-            throw new IllegalArgumentException("No resources");
-        return new ResourceCollection(List.of(resources));
-    }
-
     public static String dump(Resource resource)
     {
         if (resource == null)
diff --git a/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/ResourceFactory.java b/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/ResourceFactory.java
index f389125d4f3..4de67898aa6 100644
--- a/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/ResourceFactory.java
+++ b/jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/ResourceFactory.java
@@ -32,6 +32,32 @@ import org.eclipse.jetty.util.component.Dumpable;
  */
 public interface ResourceFactory
 {
+    /**
+     * <p>Make a Resource containing a collection of other resources</p>
+     * @param resources multiple resources to combine as a single resource. Typically, they are directories.
+     * @return A Resource of multiple resources.
+     * @see ResourceCollection
+     */
+    static ResourceCollection combine(List<Resource> resources)
+    {
+        if (resources == null || resources.isEmpty())
+            throw new IllegalArgumentException("No resources");
+        return new ResourceCollection(resources);
+    }
+
+    /**
+     * <p>Make a Resource containing a collection of other resources</p>
+     * @param resources multiple resources to combine as a single resource. Typically, they are directories.
+     * @return A Resource of multiple resources.
+     * @see ResourceCollection
+     */
+    static ResourceCollection combine(Resource... resources)
+    {
+        if (resources == null || resources.length == 0)
+            throw new IllegalArgumentException("No resources");
+        return new ResourceCollection(List.of(resources));
+    }
+
     /**
      * Construct a resource from a uri.
      *
@@ -187,7 +213,7 @@ public interface ResourceFactory
         if ((uris == null) || (uris.isEmpty()))
             throw new IllegalArgumentException("List of URIs is invalid");
 
-        return Resource.combine(uris.stream().map(this::newResource).toList());
+        return combine(uris.stream().map(this::newResource).toList());
     }
 
     default Resource newResource(URL url)
diff --git a/jetty-core/jetty-util/src/test/java/org/eclipse/jetty/util/resource/ResourceCollectionTest.java b/jetty-core/jetty-util/src/test/java/org/eclipse/jetty/util/resource/ResourceCollectionTest.java
index 056f2385673..5fac0fb43e8 100644
--- a/jetty-core/jetty-util/src/test/java/org/eclipse/jetty/util/resource/ResourceCollectionTest.java
+++ b/jetty-core/jetty-util/src/test/java/org/eclipse/jetty/util/resource/ResourceCollectionTest.java
@@ -77,7 +77,7 @@ public class ResourceCollectionTest
         Path two = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/two");
         Path three = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/three");
 
-        ResourceCollection rc = Resource.combine(
+        ResourceCollection rc = ResourceFactory.combine(
             resourceFactory.newResource(one),
             resourceFactory.newResource(two),
             resourceFactory.newResource(three)
@@ -125,7 +125,7 @@ public class ResourceCollectionTest
         Path two = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/two");
         Path three = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/three");
 
-        ResourceCollection rc = Resource.combine(
+        ResourceCollection rc = ResourceFactory.combine(
             resourceFactory.newResource(one),
             resourceFactory.newResource(two),
             resourceFactory.newResource(three)
@@ -147,7 +147,7 @@ public class ResourceCollectionTest
         Path two = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/two");
         Path three = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/three");
 
-        ResourceCollection rc = Resource.combine(
+        ResourceCollection rc = ResourceFactory.combine(
                 resourceFactory.newResource(one),
                 resourceFactory.newResource(two),
                 resourceFactory.newResource(three)
@@ -173,7 +173,7 @@ public class ResourceCollectionTest
         Path three = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/three");
         Path twoDir = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/two/dir");
 
-        ResourceCollection rc1 = Resource.combine(
+        ResourceCollection rc1 = ResourceFactory.combine(
             List.of(
                 resourceFactory.newResource(one),
                 resourceFactory.newResource(two),
@@ -181,7 +181,7 @@ public class ResourceCollectionTest
             )
         );
 
-        ResourceCollection rc2 = Resource.combine(
+        ResourceCollection rc2 = ResourceFactory.combine(
             List.of(
                 // the original ResourceCollection
                 rc1,
@@ -215,7 +215,7 @@ public class ResourceCollectionTest
         Path three = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/three");
         Path dirFoo = MavenTestingUtils.getTestResourcePathDir("org/eclipse/jetty/util/resource/two/dir");
 
-        Resource compositeA = Resource.combine(
+        Resource compositeA = ResourceFactory.combine(
             List.of(
                 resourceFactory.newResource(one),
                 resourceFactory.newResource(two),
@@ -223,7 +223,7 @@ public class ResourceCollectionTest
             )
         );
 
-        Resource compositeB = Resource.combine(
+        Resource compositeB = ResourceFactory.combine(
             List.of(
                 // the original composite Resource
                 compositeA,
@@ -271,7 +271,7 @@ public class ResourceCollectionTest
         FS.ensureDirExists(dirC);
         Files.createFile(dirC.resolve("foo"));
 
-        Resource rc = Resource.combine(
+        Resource rc = ResourceFactory.combine(
             ResourceFactory.root().newResource(dirA),
             ResourceFactory.root().newResource(dirB),
             ResourceFactory.root().newResource(dirC)
diff --git a/jetty-ee10/jetty-ee10-maven-plugin/src/main/java/org/eclipse/jetty/ee10/maven/plugin/OverlayManager.java b/jetty-ee10/jetty-ee10-maven-plugin/src/main/java/org/eclipse/jetty/ee10/maven/plugin/OverlayManager.java
index bfe47a3ef26..96a754d8a2a 100644
--- a/jetty-ee10/jetty-ee10-maven-plugin/src/main/java/org/eclipse/jetty/ee10/maven/plugin/OverlayManager.java
+++ b/jetty-ee10/jetty-ee10-maven-plugin/src/main/java/org/eclipse/jetty/ee10/maven/plugin/OverlayManager.java
@@ -63,7 +63,7 @@ public class OverlayManager
                 resourceBases.add(webApp.getBaseResource());
         }
 
-        webApp.setBaseResource(Resource.combine(resourceBases));
+        webApp.setBaseResource(ResourceFactory.combine(resourceBases));
     }
     
     /**
diff --git a/jetty-ee10/jetty-ee10-quickstart/src/main/java/org/eclipse/jetty/ee10/quickstart/QuickStartDescriptorProcessor.java b/jetty-ee10/jetty-ee10-quickstart/src/main/java/org/eclipse/jetty/ee10/quickstart/QuickStartDescriptorProcessor.java
index 0459b00e162..d9b27a28b2c 100644
--- a/jetty-ee10/jetty-ee10-quickstart/src/main/java/org/eclipse/jetty/ee10/quickstart/QuickStartDescriptorProcessor.java
+++ b/jetty-ee10/jetty-ee10-quickstart/src/main/java/org/eclipse/jetty/ee10/quickstart/QuickStartDescriptorProcessor.java
@@ -242,6 +242,6 @@ public class QuickStartDescriptorProcessor extends IterativeDescriptorProcessor
         List<Resource> collection = new ArrayList<>();
         collection.add(context.getBaseResource());
         collection.addAll(metaInfResources);
-        context.setBaseResource(Resource.combine(collection));
+        context.setBaseResource(ResourceFactory.combine(collection));
     }
 }
diff --git a/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/MetaInfConfiguration.java b/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/MetaInfConfiguration.java
index c13ec516468..770d8676bcd 100644
--- a/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/MetaInfConfiguration.java
+++ b/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/MetaInfConfiguration.java
@@ -265,7 +265,7 @@ public class MetaInfConfiguration extends AbstractConfiguration
             List<Resource> collection = new ArrayList<>();
             collection.add(context.getBaseResource());
             collection.addAll(resources);
-            context.setBaseResource(Resource.combine(collection));
+            context.setBaseResource(ResourceFactory.combine(collection));
         }
     }
 
diff --git a/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/WebInfConfiguration.java b/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/WebInfConfiguration.java
index 5e0bfb28d08..50949d7fa30 100644
--- a/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/WebInfConfiguration.java
+++ b/jetty-ee10/jetty-ee10-webapp/src/main/java/org/eclipse/jetty/ee10/webapp/WebInfConfiguration.java
@@ -448,7 +448,7 @@ public class WebInfConfiguration extends AbstractConfiguration
 
             webInf = context.getResourceFactory().newResource(extractedWebInfDir.getCanonicalPath());
 
-            Resource rc = Resource.combine(webInf, webApp);
+            Resource rc = ResourceFactory.combine(webInf, webApp);
 
             if (LOG.isDebugEnabled())
                 LOG.debug("context.baseResource={}", rc);
diff --git a/jetty-ee10/jetty-ee10-webapp/src/test/java/org/eclipse/jetty/ee10/webapp/WebAppContextTest.java b/jetty-ee10/jetty-ee10-webapp/src/test/java/org/eclipse/jetty/ee10/webapp/WebAppContextTest.java
index 8b96fbd2816..c938efd541c 100644
--- a/jetty-ee10/jetty-ee10-webapp/src/test/java/org/eclipse/jetty/ee10/webapp/WebAppContextTest.java
+++ b/jetty-ee10/jetty-ee10-webapp/src/test/java/org/eclipse/jetty/ee10/webapp/WebAppContextTest.java
@@ -49,7 +49,6 @@ import org.eclipse.jetty.util.FileID;
 import org.eclipse.jetty.util.URIUtil;
 import org.eclipse.jetty.util.component.LifeCycle;
 import org.eclipse.jetty.util.resource.FileSystemPool;
-import org.eclipse.jetty.util.resource.Resource;
 import org.eclipse.jetty.util.resource.ResourceFactory;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.AfterEach;
@@ -513,7 +512,7 @@ public class WebAppContextTest
 
         WebAppContext context = new WebAppContext();
         context.setContextPath("/");
-        context.setBaseResource(Resource.combine(
+        context.setBaseResource(ResourceFactory.combine(
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePath("wars/layer0/")),
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePath("wars/layer1/"))));
         server.setHandler(context);
@@ -531,7 +530,7 @@ public class WebAppContextTest
 
         WebAppContext context = new WebAppContext();
         context.setContextPath("/");
-        context.setBaseResource(Resource.combine(
+        context.setBaseResource(ResourceFactory.combine(
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePath("wars/layer0/")),
             ResourceFactory.root().newResource(MavenTestingUtils.getTestResourcePath("wars/layer1/"))));
         server.setHandler(context);
diff --git a/jetty-ee9/jetty-ee9-maven-plugin/src/main/java/org/eclipse/jetty/ee9/maven/plugin/OverlayManager.java b/jetty-ee9/jetty-ee9-maven-plugin/src/main/java/org/eclipse/jetty/ee9/maven/plugin/OverlayManager.java
index a549dfe47ab..b99c9b32f52 100644
--- a/jetty-ee9/jetty-ee9-maven-plugin/src/main/java/org/eclipse/jetty/ee9/maven/plugin/OverlayManager.java
+++ b/jetty-ee9/jetty-ee9-maven-plugin/src/main/java/org/eclipse/jetty/ee9/maven/plugin/OverlayManager.java
@@ -64,7 +64,7 @@ public class OverlayManager
                 resourceBases.add(webApp.getBaseResource());
         }
 
-        webApp.setBaseResource(Resource.combine(resourceBases));
+        webApp.setBaseResource(ResourceFactory.combine(resourceBases));
     }
     
     /**
diff --git a/jetty-ee9/jetty-ee9-quickstart/src/main/java/org/eclipse/jetty/ee9/quickstart/QuickStartDescriptorProcessor.java b/jetty-ee9/jetty-ee9-quickstart/src/main/java/org/eclipse/jetty/ee9/quickstart/QuickStartDescriptorProcessor.java
index 61a3d2be99e..a18dd1cd889 100644
--- a/jetty-ee9/jetty-ee9-quickstart/src/main/java/org/eclipse/jetty/ee9/quickstart/QuickStartDescriptorProcessor.java
+++ b/jetty-ee9/jetty-ee9-quickstart/src/main/java/org/eclipse/jetty/ee9/quickstart/QuickStartDescriptorProcessor.java
@@ -243,6 +243,6 @@ public class QuickStartDescriptorProcessor extends IterativeDescriptorProcessor
         List<Resource> collection = new ArrayList<>();
         collection.add(context.getBaseResource());
         collection.addAll(metaInfResources);
-        context.setBaseResource(Resource.combine(collection));
+        context.setBaseResource(ResourceFactory.combine(collection));
     }
 }
diff --git a/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/MetaInfConfiguration.java b/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/MetaInfConfiguration.java
index 7abab362d8e..010db64dbd4 100644
--- a/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/MetaInfConfiguration.java
+++ b/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/MetaInfConfiguration.java
@@ -265,7 +265,7 @@ public class MetaInfConfiguration extends AbstractConfiguration
             List<Resource> collection = new ArrayList<>();
             collection.add(context.getBaseResource());
             collection.addAll(resources);
-            context.setBaseResource(Resource.combine(collection));
+            context.setBaseResource(ResourceFactory.combine(collection));
         }
     }
 
diff --git a/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/WebInfConfiguration.java b/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/WebInfConfiguration.java
index 58e440abe80..7ac53a81bf7 100644
--- a/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/WebInfConfiguration.java
+++ b/jetty-ee9/jetty-ee9-webapp/src/main/java/org/eclipse/jetty/ee9/webapp/WebInfConfiguration.java
@@ -446,7 +446,7 @@ public class WebInfConfiguration extends AbstractConfiguration
 
             webInf = context.getResourceFactory().newResource(extractedWebInfDir.getCanonicalPath());
 
-            Resource rc = Resource.combine(webInf, webApp);
+            Resource rc = ResourceFactory.combine(webInf, webApp);
 
             if (LOG.isDebugEnabled())
                 LOG.debug("context.baseResource={}", rc);