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Fix synchronization in ResponseBodyEmitter

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See gh-35423
Fixes gh-35466

(cherry picked from commit 20e1149dde)
This commit is contained in:
Brian Clozel
2025-09-17 18:07:45 +02:00
committed by Juergen Hoeller
parent 0a48984fab
commit b213344d25
1 changed files with 4 additions and 4 deletions
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spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/ResponseBodyEmitter.java
+4 -4
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@@ -201,10 +201,10 @@ public class ResponseBodyEmitter {
* @throws java.lang.IllegalStateException wraps any other errors
*/
public void send(Object object, @Nullable MediaType mediaType) throws IOException {
Assert.state(!this.complete, () -> "ResponseBodyEmitter has already completed" +
(this.failure != null ? " with error: " + this.failure : ""));
this.writeLock.lock();
try {
Assert.state(!this.complete, () -> "ResponseBodyEmitter has already completed" +
(this.failure != null ? " with error: " + this.failure : ""));
if (this.handler != null) {
try {
this.handler.send(object, mediaType);
@@ -235,10 +235,10 @@ public class ResponseBodyEmitter {
* @since 6.0.12
*/
public void send(Set<DataWithMediaType> items) throws IOException {
Assert.state(!this.complete, () -> "ResponseBodyEmitter has already completed" +
(this.failure != null ? " with error: " + this.failure : ""));
this.writeLock.lock();
try {
Assert.state(!this.complete, () -> "ResponseBodyEmitter has already completed" +
(this.failure != null ? " with error: " + this.failure : ""));
sendInternal(items);
}
finally {