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SimpAnnotationMethodMessageHandler skips template variable check in case of no pattern 

Issue: SPR-13704
This commit is contained in:
Juergen Hoeller 2015-11-24 17:37:12 +01:00
parent 9d9433a6eb
commit e8417ea6e1
2 changed files with 24 additions and 20 deletions
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32
spring-messaging/src/main/java/org/springframework/messaging/simp/annotation/support/SimpAnnotationMethodMessageHandler.java
View File

@ -86,8 +86,8 @@ import org.springframework.validation.Validator;
public class SimpAnnotationMethodMessageHandler extends AbstractMethodMessageHandler<SimpMessageMappingInfo>
implements EmbeddedValueResolverAware, SmartLifecycle {
private static final boolean completableFuturePresent = ClassUtils.isPresent("java.util.concurrent.CompletableFuture",
SimpAnnotationMethodMessageHandler.class.getClassLoader());
private static final boolean completableFuturePresent = ClassUtils.isPresent(
"java.util.concurrent.CompletableFuture", SimpAnnotationMethodMessageHandler.class.getClassLoader());
private final SubscribableChannel clientInboundChannel;
@ -304,9 +304,8 @@ public class SimpAnnotationMethodMessageHandler extends AbstractMethodMessageHan
protected List<HandlerMethodArgumentResolver> initArgumentResolvers() {
ConfigurableBeanFactory beanFactory =
(ClassUtils.isAssignableValue(ConfigurableApplicationContext.class, getApplicationContext())) ?
((ConfigurableApplicationContext) getApplicationContext()).getBeanFactory() : null;
ConfigurableBeanFactory beanFactory = (getApplicationContext() instanceof ConfigurableApplicationContext ?
((ConfigurableApplicationContext) getApplicationContext()).getBeanFactory() : null);
List<HandlerMethodArgumentResolver> resolvers = new ArrayList<HandlerMethodArgumentResolver>();
@ -327,7 +326,6 @@ public class SimpAnnotationMethodMessageHandler extends AbstractMethodMessageHan
@Override
protected List<? extends HandlerMethodReturnValueHandler> initReturnValueHandlers() {
List<HandlerMethodReturnValueHandler> handlers = new ArrayList<HandlerMethodReturnValueHandler>();
// Single-purpose return value types
@ -337,11 +335,13 @@ public class SimpAnnotationMethodMessageHandler extends AbstractMethodMessageHan
}
// Annotation-based return value types
SendToMethodReturnValueHandler sth = new SendToMethodReturnValueHandler(this.brokerTemplate, true);
SendToMethodReturnValueHandler sth =
new SendToMethodReturnValueHandler(this.brokerTemplate, true);
sth.setHeaderInitializer(this.headerInitializer);
handlers.add(sth);
SubscriptionMethodReturnValueHandler sh = new SubscriptionMethodReturnValueHandler(this.clientMessagingTemplate);
SubscriptionMethodReturnValueHandler sh =
new SubscriptionMethodReturnValueHandler(this.clientMessagingTemplate);
sh.setHeaderInitializer(this.headerInitializer);
handlers.add(sh);
@ -468,13 +468,15 @@ public class SimpAnnotationMethodMessageHandler extends AbstractMethodMessageHan
protected void handleMatch(SimpMessageMappingInfo mapping, HandlerMethod handlerMethod,
String lookupDestination, Message<?> message) {
String matchedPattern = mapping.getDestinationConditions().getPatterns().iterator().next();
Map<String, String> vars = getPathMatcher().extractUriTemplateVariables(matchedPattern, lookupDestination);
if (!CollectionUtils.isEmpty(vars)) {
MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class);
Assert.state(accessor != null && accessor.isMutable());
accessor.setHeader(DestinationVariableMethodArgumentResolver.DESTINATION_TEMPLATE_VARIABLES_HEADER, vars);
Set<String> patterns = mapping.getDestinationConditions().getPatterns();
if (!CollectionUtils.isEmpty(patterns)) {
String pattern = patterns.iterator().next();
Map<String, String> vars = getPathMatcher().extractUriTemplateVariables(pattern, lookupDestination);
if (!CollectionUtils.isEmpty(vars)) {
MessageHeaderAccessor mha = MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class);
Assert.state(mha != null && mha.isMutable());
mha.setHeader(DestinationVariableMethodArgumentResolver.DESTINATION_TEMPLATE_VARIABLES_HEADER, vars);
}
}
try {

12
spring-messaging/src/main/java/org/springframework/messaging/support/MessageHeaderAccessor.java
View File

@ -319,7 +319,8 @@ public class MessageHeaderAccessor {
protected void verifyType(String headerName, Object headerValue) {
if (headerName != null && headerValue != null) {
if (MessageHeaders.ERROR_CHANNEL.equals(headerName) || MessageHeaders.REPLY_CHANNEL.endsWith(headerName)) {
if (MessageHeaders.ERROR_CHANNEL.equals(headerName) ||
MessageHeaders.REPLY_CHANNEL.endsWith(headerName)) {
if (!(headerValue instanceof MessageChannel || headerValue instanceof String)) {
throw new IllegalArgumentException(
"'" + headerName + "' header value must be a MessageChannel or String");
@ -572,11 +573,13 @@ public class MessageHeaderAccessor {
* A variation of {@link #getAccessor(org.springframework.messaging.Message, Class)}
* with a {@code MessageHeaders} instance instead of a {@code Message}.
* <p>This is for cases when a full message may not have been created yet.
* @return an accessor instance of the specified typem or {@code null} if none
* @return an accessor instance of the specified type, or {@code null} if none
* @since 4.1
*/
@SuppressWarnings("unchecked")
public static <T extends MessageHeaderAccessor> T getAccessor(MessageHeaders messageHeaders, Class<T> requiredType) {
public static <T extends MessageHeaderAccessor> T getAccessor(
MessageHeaders messageHeaders, Class<T> requiredType) {
if (messageHeaders instanceof MutableMessageHeaders) {
MutableMessageHeaders mutableHeaders = (MutableMessageHeaders) messageHeaders;
MessageHeaderAccessor headerAccessor = mutableHeaders.getMessageHeaderAccessor();
@ -593,7 +596,7 @@ public class MessageHeaderAccessor {
* wrapping the message with a {@code MessageHeaderAccessor} instance.
* <p>This is for cases where a header needs to be updated in generic code
* while preserving the accessor type for downstream processing.
* @return an accessor of the required type, never {@code null}.
* @return an accessor of the required type (never {@code null})
* @since 4.1
*/
public static MessageHeaderAccessor getMutableAccessor(Message<?> message) {
@ -646,7 +649,6 @@ public class MessageHeaderAccessor {
if (getId() == null) {
IdGenerator idGenerator = (MessageHeaderAccessor.this.idGenerator != null ?
MessageHeaderAccessor.this.idGenerator : MessageHeaders.getIdGenerator());
UUID id = idGenerator.generateId();
if (id != null && id != MessageHeaders.ID_VALUE_NONE) {
getRawHeaders().put(ID, id);