Update method names in FragmentsRendering

Closes gh-33974

spring-webflux/src/main/java/org/springframework/web/reactive/result/view/DefaultFragmentsRenderingBuilder.java

@@ -49,8 +49,8 @@ class DefaultFragmentsRenderingBuilder implements FragmentsRendering.Builder {
 	@Nullable
 	private HttpHeaders headers;
 
-	DefaultFragmentsRenderingBuilder(Collection<Fragment> fragments) {
-		this.fragmentsCollection = new ArrayList<>(fragments);
+	DefaultFragmentsRenderingBuilder() {
+		this.fragmentsCollection = null;
 		this.fragmentsFlux = null;
 	}
 
@@ -84,22 +84,28 @@ class DefaultFragmentsRenderingBuilder implements FragmentsRendering.Builder {
 		return this.headers;
 	}
 
-	@Override
-	public FragmentsRendering.Builder fragment(String viewName, Map<String, Object> model) {
-		return fragment(Fragment.create(viewName, model));
-	}
-
 	@Override
 	public FragmentsRendering.Builder fragment(String viewName) {
 		return fragment(Fragment.create(viewName));
 	}
 
+	@Override
+	public FragmentsRendering.Builder fragment(String viewName, Map<String, Object> model) {
+		return fragment(Fragment.create(viewName, model));
+	}
+
 	@Override
 	public FragmentsRendering.Builder fragment(Fragment fragment) {
 		initFragmentsCollection().add(fragment);
 		return this;
 	}
 
+	@Override
+	public FragmentsRendering.Builder fragments(Collection<Fragment> fragments) {
+		initFragmentsCollection().addAll(fragments);
+		return this;
+	}
+
 	private Collection<Fragment> initFragmentsCollection() {
 		if (this.fragmentsCollection == null) {
 			this.fragmentsCollection = new ArrayList<>();

spring-webflux/src/main/java/org/springframework/web/reactive/result/view/FragmentsRendering.java

@@ -17,7 +17,6 @@
 package org.springframework.web.reactive.result.view;
 
 import java.util.Collection;
-import java.util.List;
 import java.util.Map;
 import java.util.function.Consumer;
 
@@ -65,25 +64,27 @@ public interface FragmentsRendering {
 	Flux<Fragment> fragments();
 
 
+	/**
+	 * Create a builder with one HTML fragment, also inheriting attributes from
+	 * the shared model for the request.
+	 * @param viewName the name of the view for the fragment
+	 * @return this builder
+	 * @since 6.2.1
+	 */
+	static Builder fragment(String viewName) {
+		return new DefaultFragmentsRenderingBuilder().fragment(viewName);
+	}
+
 	/**
 	 * Create a builder with one HTML fragment.
 	 * @param viewName the view name for the fragment
 	 * @param model attributes for the fragment, in addition to attributes from the
 	 * shared model for the request
 	 * @return this builder
+	 * @since 6.2.1
 	 */
-	static Builder with(String viewName, Map<String, Object> model) {
-		return withCollection(List.of(Fragment.create(viewName, model)));
-	}
-
-	/**
-	 * Create a builder with one HTML fragment, also inheriting attributes from
-	 * the shared model for the request.
-	 * @param viewName the name of the view for the fragment
-	 * @return this builder
-	 */
-	static Builder with(String viewName) {
-		return withCollection(List.of(Fragment.create(viewName)));
+	static Builder fragment(String viewName, Map<String, Object> model) {
+		return new DefaultFragmentsRenderingBuilder().fragment(viewName, model);
 	}
 
 	/**
@@ -91,9 +92,10 @@ public interface FragmentsRendering {
 	 * @param fragments the fragments to add; each fragment also inherits
 	 * attributes from the shared model for the request
 	 * @return the created builder
+	 * @since 6.2.1
 	 */
-	static Builder withCollection(Collection<Fragment> fragments) {
-		return new DefaultFragmentsRenderingBuilder(fragments);
+	static Builder fragments(Collection<Fragment> fragments) {
+		return new DefaultFragmentsRenderingBuilder().fragments(fragments);
 	}
 
 	/**
@@ -101,24 +103,83 @@ public interface FragmentsRendering {
 	 * @param fragmentsPublisher the fragments to add; each fragment also
 	 * inherits model attributes from the shared model for the request
 	 * @return the created builder
+	 * @since 6.2.1
 	 */
-	static <P extends Publisher<Fragment>> Builder withPublisher(P fragmentsPublisher) {
+	static <P extends Publisher<Fragment>> Builder fragmentsPublisher(P fragmentsPublisher) {
 		return new DefaultFragmentsRenderingBuilder(fragmentsPublisher);
 	}
 
 	/**
-	 * Variant of {@link #withPublisher(Publisher)} that allows using any
+	 * Variant of {@link #fragmentsPublisher(Publisher)} that allows using any
 	 * producer that can be resolved to {@link Publisher} via
 	 * {@link ReactiveAdapterRegistry}.
+	 * @since 6.2.1
 	 */
-	static Builder withProducer(Object fragmentsProducer) {
-		return new DefaultFragmentsRenderingBuilder(adaptProducer(fragmentsProducer));
+	static Builder fragmentsProducer(Object fragmentsProducer) {
+		ReactiveAdapter adapter = ReactiveAdapterRegistry.getSharedInstance().getAdapter(fragmentsProducer.getClass());
+		Assert.isTrue(adapter != null, "Unknown producer " + fragmentsProducer.getClass());
+		Publisher<Fragment> publisher = adapter.toPublisher(fragmentsProducer);
+		return fragmentsPublisher(publisher);
 	}
 
-	private static Publisher<Fragment> adaptProducer(Object producer) {
-		ReactiveAdapter adapter = ReactiveAdapterRegistry.getSharedInstance().getAdapter(producer.getClass());
-		Assert.isTrue(adapter != null, "Unknown producer " + producer.getClass());
-		return adapter.toPublisher(producer);
+	/**
+	 * Create a builder with one HTML fragment, also inheriting attributes from
+	 * the shared model for the request.
+	 * @param viewName the name of the view for the fragment
+	 * @return this builder
+	 * @deprecated in favor of {@link #fragment(String)}
+	 */
+	@Deprecated(since = "6.2.1", forRemoval = true)
+	static Builder with(String viewName) {
+		return fragment(viewName);
+	}
+
+	/**
+	 * Create a builder with one HTML fragment.
+	 * @param viewName the view name for the fragment
+	 * @param model attributes for the fragment, in addition to attributes from the
+	 * shared model for the request
+	 * @return this builder
+	 * @deprecated in favor of {@link #fragment(String, Map)}
+	 */
+	@Deprecated(since = "6.2.1", forRemoval = true)
+	static Builder with(String viewName, Map<String, Object> model) {
+		return fragment(viewName, model);
+	}
+
+	/**
+	 * Create a builder with multiple HTML fragments.
+	 * @param fragments the fragments to add; each fragment also inherits
+	 * attributes from the shared model for the request
+	 * @return the created builder
+	 * @deprecated in favor of {@link #fragments(Collection)}
+	 */
+	@Deprecated(since = "6.2.1", forRemoval = true)
+	static Builder withCollection(Collection<Fragment> fragments) {
+		return fragments(fragments);
+	}
+
+	/**
+	 * Create a builder with a {@link Publisher} of fragments.
+	 * @param fragmentsPublisher the fragments to add; each fragment also
+	 * inherits model attributes from the shared model for the request
+	 * @return the created builder
+	 * @deprecated in favor of {@link #fragmentsPublisher(Publisher)}
+	 */
+	@Deprecated(since = "6.2.1", forRemoval = true)
+	static <P extends Publisher<Fragment>> Builder withPublisher(P fragmentsPublisher) {
+		return fragmentsPublisher(fragmentsPublisher);
+	}
+
+	/**
+	 * Variant of {@link #fragmentsPublisher(Publisher)} that allows using any
+	 * producer that can be resolved to {@link Publisher} via
+	 * {@link ReactiveAdapterRegistry}.
+	 * @deprecated in favor of {@link #fragmentsProducer(Object)}
+	 */
+	@Deprecated(since = "6.2.1", forRemoval = true)
+	static Builder withProducer(Object fragmentsProducer) {
+		return fragmentsProducer(fragmentsProducer);
 	}
 
 
@@ -169,11 +230,21 @@ public interface FragmentsRendering {
 
 		/**
 		 * Add an HTML fragment.
-		 * @param fragment the fragment to add
+		 * @param fragment the fragment to add; the fragment also inherits
+		 * attributes from the shared model for the request
 		 * @return this builder
 		 */
 		Builder fragment(Fragment fragment);
 
+		/**
+		 * Add HTML fragments.
+		 * @param fragments the fragments to add; each fragment also inherits
+		 * attributes from the shared model for the request
+		 * @return this builder
+		 * @since 6.2.1
+		 */
+		Builder fragments(Collection<Fragment> fragments);
+
 		/**
 		 * Build the {@link FragmentsRendering} instance.
 		 */

spring-webflux/src/main/java/org/springframework/web/reactive/result/view/ViewResolutionResultHandler.java

@@ -208,7 +208,7 @@ public class ViewResolutionResultHandler extends HandlerResultHandlerSupport imp
 		if (adapter != null) {
 			if (adapter.isMultiValue()) {
 				valueMono = (result.getReturnValue() != null ?
-						Mono.just(FragmentsRendering.withPublisher(adapter.toPublisher(result.getReturnValue())).build()) :
+						Mono.just(FragmentsRendering.fragmentsPublisher(adapter.toPublisher(result.getReturnValue())).build()) :
 						Mono.empty());
 
 				valueType = ResolvableType.forClass(FragmentsRendering.class);
@@ -242,7 +242,7 @@ public class ViewResolutionResultHandler extends HandlerResultHandlerSupport imp
 					}
 
 					if (Collection.class.isAssignableFrom(clazz)) {
-						returnValue = FragmentsRendering.withCollection((Collection<Fragment>) returnValue).build();
+						returnValue = FragmentsRendering.fragments((Collection<Fragment>) returnValue).build();
 						clazz = FragmentsRendering.class;
 					}
 

spring-webflux/src/test/java/org/springframework/web/reactive/result/view/FragmentViewResolutionResultHandlerTests.java

@@ -64,9 +64,9 @@ public class FragmentViewResolutionResultHandlerTests {
 	static Stream<Arguments> arguments() {
 		Flux<Fragment> fragmentFlux = Flux.just(fragment1, fragment2).subscribeOn(Schedulers.boundedElastic());
 		return Stream.of(
-				Arguments.of(FragmentsRendering.withPublisher(fragmentFlux).build(),
+				Arguments.of(FragmentsRendering.fragmentsPublisher(fragmentFlux).build(),
 						on(Handler.class).resolveReturnType(FragmentsRendering.class)),
-				Arguments.of(FragmentsRendering.withCollection(List.of(fragment1, fragment2)).build(),
+				Arguments.of(FragmentsRendering.fragments(List.of(fragment1, fragment2)).build(),
 						on(Handler.class).resolveReturnType(FragmentsRendering.class)),
 				Arguments.of(fragmentFlux,
 						on(Handler.class).resolveReturnType(Flux.class, Fragment.class)),