Merge branch '5.3.x'

spring-messaging/src/main/java/org/springframework/messaging/simp/stomp/DefaultStompSession.java

@@ -19,7 +19,6 @@ package org.springframework.messaging.simp.stomp;
 import java.lang.reflect.Type;
 import java.time.Instant;
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
@@ -28,6 +27,7 @@ import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Consumer;
 
 import org.apache.commons.logging.Log;
 
@@ -439,7 +439,7 @@ public class DefaultStompSession implements ConnectionHandlingStompSession {
 					String receiptId = headers.getReceiptId();
 					ReceiptHandler handler = this.receiptHandlers.get(receiptId);
 					if (handler != null) {
-						handler.handleReceiptReceived();
+						handler.handleReceiptReceived(headers);
 					}
 					else if (logger.isDebugEnabled()) {
 						logger.debug("No matching receipt: " + accessor.getDetailedLogMessage(message.getPayload()));
@@ -544,7 +544,7 @@ public class DefaultStompSession implements ConnectionHandlingStompSession {
 		@Nullable
 		private final String receiptId;
 
-		private final List<Runnable> receiptCallbacks = new ArrayList<>(2);
+		private final List<Consumer<StompHeaders>> receiptCallbacks = new ArrayList<>(2);
 
 		private final List<Runnable> receiptLostCallbacks = new ArrayList<>(2);
 
@@ -554,6 +554,9 @@ public class DefaultStompSession implements ConnectionHandlingStompSession {
 		@Nullable
 		private Boolean result;
 
+		@Nullable
+		private StompHeaders receiptHeaders;
+
 		public ReceiptHandler(@Nullable String receiptId) {
 			this.receiptId = receiptId;
 			if (receiptId != null) {
@@ -576,64 +579,80 @@ public class DefaultStompSession implements ConnectionHandlingStompSession {
 
 		@Override
 		public void addReceiptTask(Runnable task) {
-			addTask(task, true);
+			addReceiptTask(headers -> task.run());
 		}
 
 		@Override
-		public void addReceiptLostTask(Runnable task) {
+		public void addReceiptTask(Consumer<StompHeaders> task) {
-			addTask(task, false);
+			Assert.notNull(this.receiptId, "Set autoReceiptEnabled to track receipts or add a 'receiptId' header");
-		}
-
-		private void addTask(Runnable task, boolean successTask) {
-			Assert.notNull(this.receiptId,
-					"To track receipts, set autoReceiptEnabled=true or add 'receiptId' header");
 			synchronized (this) {
-				if (this.result != null && this.result == successTask) {
+				if (this.result != null) {
-					invoke(Collections.singletonList(task));
+					if (this.result) {
+						task.accept(this.receiptHeaders);
+					}
 				}
 				else {
-					if (successTask) {
+					this.receiptCallbacks.add(task);
-						this.receiptCallbacks.add(task);
-					}
-					else {
-						this.receiptLostCallbacks.add(task);
-					}
 				}
 			}
 		}
 
-		private void invoke(List<Runnable> callbacks) {
+		@Override
-			for (Runnable runnable : callbacks) {
+		public void addReceiptLostTask(Runnable task) {
-				try {
+			synchronized (this) {
-					runnable.run();
+				if (this.result != null) {
+					if (!this.result) {
+						task.run();
+					}
 				}
-				catch (Throwable ex) {
+				else {
-					// ignore
+					this.receiptLostCallbacks.add(task);
 				}
 			}
 		}
 
-		public void handleReceiptReceived() {
+		public void handleReceiptReceived(StompHeaders receiptHeaders) {
-			handleInternal(true);
+			handleInternal(true, receiptHeaders);
 		}
 
 		public void handleReceiptNotReceived() {
-			handleInternal(false);
+			handleInternal(false, null);
 		}
 
-		private void handleInternal(boolean result) {
+		private void handleInternal(boolean result, @Nullable StompHeaders receiptHeaders) {
 			synchronized (this) {
 				if (this.result != null) {
 					return;
 				}
 				this.result = result;
-				invoke(result ? this.receiptCallbacks : this.receiptLostCallbacks);
+				this.receiptHeaders = receiptHeaders;
+				if (result) {
+					this.receiptCallbacks.forEach(consumer -> {
+						try {
+							consumer.accept(this.receiptHeaders);
+						}
+						catch (Throwable ex) {
+							// ignore
+						}
+					});
+				}
+				else {
+					this.receiptLostCallbacks.forEach(task -> {
+						try {
+							task.run();
+						}
+						catch (Throwable ex) {
+							// ignore
+						}
+					});
+				}
 				DefaultStompSession.this.receiptHandlers.remove(this.receiptId);
 				if (this.future != null) {
 					this.future.cancel(true);
 				}
 			}
 		}
+
 	}
 
 

spring-messaging/src/main/java/org/springframework/messaging/simp/stomp/StompSession.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,8 @@
 
 package org.springframework.messaging.simp.stomp;
 
+import java.util.function.Consumer;
+
 import org.springframework.lang.Nullable;
 
 /**
@@ -139,16 +141,27 @@ public interface StompSession {
 
 		/**
 		 * Task to invoke when a receipt is received.
+		 * @param task the task to invoke
+		 * @throws java.lang.IllegalArgumentException if the receiptId is {@code null}
+		 */
+		void addReceiptTask(Runnable task);
+
+		/**
+		 * Variant of {@link #addReceiptTask(Runnable)} with a {@link Consumer}
+		 * of the headers from the {@code RECEIPT} frame.
+		 * @param task the consumer to invoke
 		 * @throws java.lang.IllegalArgumentException if the receiptId is {@code null}
+		 * @since 5.3.23
 		 */
-		void addReceiptTask(Runnable runnable);
+		void addReceiptTask(Consumer<StompHeaders> task);
 
 		/**
 		 * Task to invoke when a receipt is not received in the configured time.
+		 * @param task the task to invoke
 		 * @throws java.lang.IllegalArgumentException if the receiptId is {@code null}
 		 * @see org.springframework.messaging.simp.stomp.StompClientSupport#setReceiptTimeLimit(long)
 		 */
-		void addReceiptLostTask(Runnable runnable);
+		void addReceiptLostTask(Runnable task);
 	}
 
 

spring-messaging/src/test/java/org/springframework/messaging/simp/stomp/DefaultStompSessionTests.java

@@ -575,22 +575,30 @@ public class DefaultStompSessionTests {
 		this.session.setTaskScheduler(mock(TaskScheduler.class));
 
 		AtomicReference<Boolean> received = new AtomicReference<>();
+		AtomicReference<StompHeaders> receivedHeaders = new AtomicReference<>();
 
 		StompHeaders headers = new StompHeaders();
 		headers.setDestination("/topic/foo");
 		headers.setReceipt("my-receipt");
 		Subscription subscription = this.session.subscribe(headers, mock(StompFrameHandler.class));
-		subscription.addReceiptTask(() -> received.set(true));
+		subscription.addReceiptTask(receiptHeaders -> {
+			received.set(true);
+			receivedHeaders.set(receiptHeaders);
+		});
 
 		assertThat((Object) received.get()).isNull();
 
 		StompHeaderAccessor accessor = StompHeaderAccessor.create(StompCommand.RECEIPT);
 		accessor.setReceiptId("my-receipt");
+		accessor.setNativeHeader("foo", "bar");
 		accessor.setLeaveMutable(true);
 		this.session.handleMessage(MessageBuilder.createMessage(new byte[0], accessor.getMessageHeaders()));
 
 		assertThat(received.get()).isNotNull();
 		assertThat(received.get()).isTrue();
+		assertThat(receivedHeaders.get()).isNotNull();
+		assertThat(receivedHeaders.get().get("foo").size()).isEqualTo(1);
+		assertThat(receivedHeaders.get().get("foo").get(0)).isEqualTo("bar");
 	}
 
 	@Test
@@ -599,6 +607,7 @@ public class DefaultStompSessionTests {
 		this.session.setTaskScheduler(mock(TaskScheduler.class));
 
 		AtomicReference<Boolean> received = new AtomicReference<>();
+		AtomicReference<StompHeaders> receivedHeaders = new AtomicReference<>();
 
 		StompHeaders headers = new StompHeaders();
 		headers.setDestination("/topic/foo");
@@ -607,13 +616,20 @@ public class DefaultStompSessionTests {
 
 		StompHeaderAccessor accessor = StompHeaderAccessor.create(StompCommand.RECEIPT);
 		accessor.setReceiptId("my-receipt");
+		accessor.setNativeHeader("foo", "bar");
 		accessor.setLeaveMutable(true);
 		this.session.handleMessage(MessageBuilder.createMessage(new byte[0], accessor.getMessageHeaders()));
 
-		subscription.addReceiptTask(() -> received.set(true));
+		subscription.addReceiptTask(receiptHeaders -> {
+			received.set(true);
+			receivedHeaders.set(receiptHeaders);
+		});
 
 		assertThat(received.get()).isNotNull();
 		assertThat(received.get()).isTrue();
+		assertThat(receivedHeaders.get()).isNotNull();
+		assertThat(receivedHeaders.get().get("foo").size()).isEqualTo(1);
+		assertThat(receivedHeaders.get().get("foo").get(0)).isEqualTo("bar");
 	}
 
 	@Test

spring-websocket/src/main/java/org/springframework/web/socket/client/ConnectionManagerSupport.java

@@ -25,11 +25,11 @@ import org.springframework.context.SmartLifecycle;
 import org.springframework.web.util.UriComponentsBuilder;
 
 /**
- * A base class for WebSocket connection managers. Provides a declarative style of
+ * Base class for a connection manager that automates the process of connecting
- * connecting to a WebSocket server given a URI to connect to. The connection occurs when
+ * to a WebSocket server with the Spring ApplicationContext lifecycle. Connects
- * the Spring ApplicationContext is refreshed, if the {@link #autoStartup} property is set
+ * to a WebSocket server on {@link #start()} and disconnects on {@link #stop()}.
- * to {@code true}, or if set to {@code false}, the {@link #start()} and #stop methods can
+ * If {@link #setAutoStartup(boolean)} is set to {@code true} this will be done
- * be invoked manually.
+ * automatically when the Spring {@code ApplicationContext} is refreshed.
  *
  * @author Rossen Stoyanchev
  * @since 4.0
@@ -163,11 +163,19 @@ public abstract class ConnectionManagerSupport implements SmartLifecycle {
 		return this.running;
 	}
 
+	/**
+	 * Whether the connection is open/{@code true} or closed/{@code false}.
+	 */
+	public abstract boolean isConnected();
 
+	/**
+	 * Subclasses implement this to actually establish the connection.
+	 */
 	protected abstract void openConnection();
 
+	/**
+	 * Subclasses implement this to close the connection.
+	 */
 	protected abstract void closeConnection() throws Exception;
 
-	protected abstract boolean isConnected();
-
 }

spring-websocket/src/main/java/org/springframework/web/socket/client/WebSocketConnectionManager.java

@@ -28,10 +28,9 @@ import org.springframework.web.socket.WebSocketSession;
 import org.springframework.web.socket.handler.LoggingWebSocketHandlerDecorator;
 
 /**
- * A WebSocket connection manager that is given a URI, a {@link WebSocketClient}, and a
+ * WebSocket {@link ConnectionManagerSupport connection manager} that connects
- * {@link WebSocketHandler}, connects to a WebSocket server through {@link #start()} and
+ * to the server via {@link WebSocketClient} and handles the session with a
- * {@link #stop()} methods. If {@link #setAutoStartup(boolean)} is set to {@code true}
+ * {@link WebSocketHandler}.
- * this will be done automatically when the Spring ApplicationContext is refreshed.
  *
  * @author Rossen Stoyanchev
  * @author Sam Brannen
@@ -58,14 +57,6 @@ public class WebSocketConnectionManager extends ConnectionManagerSupport {
 	}
 
 
-	/**
-	 * Decorate the WebSocketHandler provided to the class constructor.
-	 * <p>By default {@link LoggingWebSocketHandlerDecorator} is added.
-	 */
-	protected WebSocketHandler decorateWebSocketHandler(WebSocketHandler handler) {
-		return new LoggingWebSocketHandlerDecorator(handler);
-	}
-
 	/**
 	 * Set the sub-protocols to use. If configured, specified sub-protocols will be
 	 * requested in the handshake through the {@code Sec-WebSocket-Protocol} header. The
@@ -130,6 +121,11 @@ public class WebSocketConnectionManager extends ConnectionManagerSupport {
 		super.stopInternal();
 	}
 
+	@Override
+	public boolean isConnected() {
+		return (this.webSocketSession != null && this.webSocketSession.isOpen());
+	}
+
 	@Override
 	protected void openConnection() {
 		if (logger.isInfoEnabled()) {
@@ -157,9 +153,12 @@ public class WebSocketConnectionManager extends ConnectionManagerSupport {
 		}
 	}
 
-	@Override
+	/**
-	protected boolean isConnected() {
+	 * Decorate the WebSocketHandler provided to the class constructor.
-		return (this.webSocketSession != null && this.webSocketSession.isOpen());
+	 * <p>By default {@link LoggingWebSocketHandlerDecorator} is added.
+	 */
+	protected WebSocketHandler decorateWebSocketHandler(WebSocketHandler handler) {
+		return new LoggingWebSocketHandlerDecorator(handler);
 	}
 
 }

spring-websocket/src/main/java/org/springframework/web/socket/client/standard/AnnotatedEndpointConnectionManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,11 +31,9 @@ import org.springframework.web.socket.client.ConnectionManagerSupport;
 import org.springframework.web.socket.handler.BeanCreatingHandlerProvider;
 
 /**
- * A WebSocket connection manager that is given a URI, a
+ * WebSocket {@link ConnectionManagerSupport connection manager} that connects
- * {@link jakarta.websocket.ClientEndpoint}-annotated endpoint, connects to a
+ * to the server via {@link WebSocketContainer} and handles the session with an
- * WebSocket server through the {@link #start()} and {@link #stop()} methods.
+ * {@link javax.websocket.ClientEndpoint @ClientEndpoint} endpoint.
- * If {@link #setAutoStartup(boolean)} is set to {@code true} this will be
- * done automatically when the Spring ApplicationContext is refreshed.
  *
  * @author Rossen Stoyanchev
  * @since 4.0
@@ -101,6 +99,12 @@ public class AnnotatedEndpointConnectionManager extends ConnectionManagerSupport
 	}
 
 
+	@Override
+	public boolean isConnected() {
+		Session session = this.session;
+		return (session != null && session.isOpen());
+	}
+
 	@Override
 	protected void openConnection() {
 		this.taskExecutor.execute(() -> {
@@ -135,10 +139,4 @@ public class AnnotatedEndpointConnectionManager extends ConnectionManagerSupport
 		}
 	}
 
-	@Override
-	protected boolean isConnected() {
-		Session session = this.session;
-		return (session != null && session.isOpen());
-	}
-
 }

spring-websocket/src/main/java/org/springframework/web/socket/client/standard/EndpointConnectionManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -39,10 +39,9 @@ import org.springframework.web.socket.client.ConnectionManagerSupport;
 import org.springframework.web.socket.handler.BeanCreatingHandlerProvider;
 
 /**
- * A WebSocket connection manager that is given a URI, an {@link Endpoint}, connects to a
+ * WebSocket {@link ConnectionManagerSupport connection manager} that connects
- * WebSocket server through the {@link #start()} and {@link #stop()} methods. If
+ * to the server via {@link WebSocketContainer} and handles the session with an
- * {@link #setAutoStartup(boolean)} is set to {@code true} this will be done automatically
+ * {@link Endpoint}.
- * when the Spring ApplicationContext is refreshed.
  *
  * @author Rossen Stoyanchev
  * @since 4.0
@@ -133,6 +132,12 @@ public class EndpointConnectionManager extends ConnectionManagerSupport implemen
 	}
 
 
+	@Override
+	public boolean isConnected() {
+		Session session = this.session;
+		return (session != null && session.isOpen());
+	}
+
 	@Override
 	protected void openConnection() {
 		this.taskExecutor.execute(() -> {
@@ -168,10 +173,4 @@ public class EndpointConnectionManager extends ConnectionManagerSupport implemen
 		}
 	}
 
-	@Override
-	protected boolean isConnected() {
-		Session session = this.session;
-		return (session != null && session.isOpen());
-	}
-
 }

src/docs/asciidoc/integration.adoc

@@ -325,7 +325,7 @@ to serialize only a subset of the object properties, as the following example sh
 ----
 
 [[rest-template-multipart]]
-===== Multipart
+==== Multipart
 
 To send multipart data, you need to provide a `MultiValueMap<String, Object>` whose values
 may be an `Object` for part content, a `Resource` for a file part, or an `HttpEntity` for

src/docs/asciidoc/web/websocket.adoc

@@ -1347,7 +1347,7 @@ receipt if the server supports it (simple broker does not). For example, with th
 	headers.setDestination("/topic/...");
 	headers.setReceipt("r1");
 	FrameHandler handler = ...;
-	stompSession.subscribe(headers, handler).addReceiptTask(() -> {
+	stompSession.subscribe(headers, handler).addReceiptTask(receiptHeaders -> {
 		// Subscription ready...
 	});
 ----