Upgrade to Project Reactor 2025.0.0-RC1.

See #938

Author: mp911de

pom.xml

@@ -50,7 +50,7 @@
 		<spring.version>7.0.0-RC1</spring.version>
 		<spring-data-bom.version>2025.1.0-M6</spring-data-bom.version>
 		<spring-security-bom.version>7.0.0-M3</spring-security-bom.version>
-		<reactor.version>2025.0.0-M5</reactor.version>
+		<reactor.version>2025.0.0-RC1</reactor.version>
 
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>17</java.version>

spring-vault-core/src/main/java/org/springframework/vault/config/AbstractReactiveVaultConfiguration.java

@@ -249,7 +249,14 @@ public ReactiveSessionManagerAdapter(ReactiveSessionManager sessionManager) {
 
 		@Override
 		public VaultToken getSessionToken() {
-			return this.sessionManager.getSessionToken().block(Duration.ofSeconds(30));
+
+			VaultToken token = this.sessionManager.getSessionToken().block(Duration.ofSeconds(30));
+
+			if (token == null) {
+				throw new IllegalStateException("Failed to obtain VaultToken from ReactiveSessionManager");
+			}
+
+			return token;
 		}
 
 	}