Apply Checkstyle WhitespaceAfterCheck module

core/src/main/java/org/springframework/security/core/context/ReactiveSecurityContextHolder.java

@@ -47,7 +47,7 @@ public class ReactiveSecurityContextHolder {
 	 * @return Return a {@code Mono<Void>} which only replays complete and error signals
 	 * from clearing the context.
 	 */
-	public static Function<Context,Context> clearContext() {
+	public static Function<Context, Context> clearContext() {
 		return context -> context.delete(SECURITY_CONTEXT_KEY);
 	}
 

core/src/main/java/org/springframework/security/core/session/SessionRegistryImpl.java

@@ -60,7 +60,7 @@ public class SessionRegistryImpl implements SessionRegistry,
 		this.sessionIds = new ConcurrentHashMap<String, SessionInformation>();
 	}
 
-	public SessionRegistryImpl(ConcurrentMap<Object, Set<String>> principals,Map<String, SessionInformation> sessionIds) {
+	public SessionRegistryImpl(ConcurrentMap<Object, Set<String>> principals, Map<String, SessionInformation> sessionIds) {
 		this.principals=principals;
 		this.sessionIds=sessionIds;
 	}

core/src/main/java/org/springframework/security/core/userdetails/MapReactiveUserDetailsService.java

@@ -31,9 +31,9 @@ import reactor.core.publisher.Mono;
  * @since 5.0
  */
 public class MapReactiveUserDetailsService implements ReactiveUserDetailsService {
-	private final Map<String,UserDetails> users;
+	private final Map<String, UserDetails> users;
 
-	public MapReactiveUserDetailsService(Map<String,UserDetails> users) {
+	public MapReactiveUserDetailsService(Map<String, UserDetails> users) {
 		this.users = users;
 	}
 

core/src/main/java/org/springframework/security/core/userdetails/User.java

@@ -293,7 +293,7 @@ public class User implements UserDetails, CredentialsContainer {
 		private boolean accountLocked;
 		private boolean credentialsExpired;
 		private boolean disabled;
-		private Function<String,String> passwordEncoder = password -> password;
+		private Function<String, String> passwordEncoder = password -> password;
 
 		/**
 		 * Creates a new instance
@@ -335,7 +335,7 @@ public class User implements UserDetails, CredentialsContainer {
 		 * @return the {@link UserBuilder} for method chaining (i.e. to populate
 		 * additional attributes for this user)
 		 */
-		public UserBuilder passwordEncoder(Function<String,String> encoder) {
+		public UserBuilder passwordEncoder(Function<String, String> encoder) {
 			Assert.notNull(encoder, "encoder cannot be null");
 			this.passwordEncoder = encoder;
 			return this;