org.springframework.web.bind.annotation.SessionAttributes Java Examples

The following examples show how to use org.springframework.web.bind.annotation.SessionAttributes. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SessionAttributesHandler.java    From spring-analysis-note with MIT License 5 votes vote down vote up
/**
 * Create a new session attributes handler. Session attribute names and types
 * are extracted from the {@code @SessionAttributes} annotation, if present,
 * on the given type.
 * @param handlerType the controller type
 */
public SessionAttributesHandler(Class<?> handlerType) {
	SessionAttributes ann = AnnotatedElementUtils.findMergedAnnotation(handlerType, SessionAttributes.class);
	if (ann != null) {
		Collections.addAll(this.attributeNames, ann.names());
		Collections.addAll(this.attributeTypes, ann.types());
	}
	this.knownAttributeNames.addAll(this.attributeNames);
}
 
Example #2
Source File: SessionAttributesHandler.java    From spring-analysis-note with MIT License 5 votes vote down vote up
/**
 * Create a new session attributes handler. Session attribute names and types
 * are extracted from the {@code @SessionAttributes} annotation, if present,
 * on the given type.
 * @param handlerType the controller type
 * @param sessionAttributeStore used for session access
 */
public SessionAttributesHandler(Class<?> handlerType, SessionAttributeStore sessionAttributeStore) {
	Assert.notNull(sessionAttributeStore, "SessionAttributeStore may not be null");
	this.sessionAttributeStore = sessionAttributeStore;

	SessionAttributes ann = AnnotatedElementUtils.findMergedAnnotation(handlerType, SessionAttributes.class);
	if (ann != null) {
		Collections.addAll(this.attributeNames, ann.names());
		Collections.addAll(this.attributeTypes, ann.types());
	}
	this.knownAttributeNames.addAll(this.attributeNames);
}
 
Example #3
Source File: SessionAttributesHandler.java    From java-technology-stack with MIT License 5 votes vote down vote up
/**
 * Create a new session attributes handler. Session attribute names and types
 * are extracted from the {@code @SessionAttributes} annotation, if present,
 * on the given type.
 * @param handlerType the controller type
 */
public SessionAttributesHandler(Class<?> handlerType) {
	SessionAttributes ann = AnnotatedElementUtils.findMergedAnnotation(handlerType, SessionAttributes.class);
	if (ann != null) {
		Collections.addAll(this.attributeNames, ann.names());
		Collections.addAll(this.attributeTypes, ann.types());
	}
	this.knownAttributeNames.addAll(this.attributeNames);
}
 
Example #4
Source File: SessionAttributesHandler.java    From java-technology-stack with MIT License 5 votes vote down vote up
/**
 * Create a new session attributes handler. Session attribute names and types
 * are extracted from the {@code @SessionAttributes} annotation, if present,
 * on the given type.
 * @param handlerType the controller type
 * @param sessionAttributeStore used for session access
 */
public SessionAttributesHandler(Class<?> handlerType, SessionAttributeStore sessionAttributeStore) {
	Assert.notNull(sessionAttributeStore, "SessionAttributeStore may not be null");
	this.sessionAttributeStore = sessionAttributeStore;

	SessionAttributes ann = AnnotatedElementUtils.findMergedAnnotation(handlerType, SessionAttributes.class);
	if (ann != null) {
		Collections.addAll(this.attributeNames, ann.names());
		Collections.addAll(this.attributeTypes, ann.types());
	}
	this.knownAttributeNames.addAll(this.attributeNames);
}
 
Example #5
Source File: AnnotationMethodHandlerAdapter.java    From lams with GNU General Public License v2.0 5 votes vote down vote up
@Override
public ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object handler)
		throws Exception {

	Class<?> clazz = ClassUtils.getUserClass(handler);
	Boolean annotatedWithSessionAttributes = this.sessionAnnotatedClassesCache.get(clazz);
	if (annotatedWithSessionAttributes == null) {
		annotatedWithSessionAttributes = (AnnotationUtils.findAnnotation(clazz, SessionAttributes.class) != null);
		this.sessionAnnotatedClassesCache.put(clazz, annotatedWithSessionAttributes);
	}

	if (annotatedWithSessionAttributes) {
		checkAndPrepare(request, response, this.cacheSecondsForSessionAttributeHandlers, true);
	}
	else {
		checkAndPrepare(request, response, true);
	}

	// Execute invokeHandlerMethod in synchronized block if required.
	if (this.synchronizeOnSession) {
		HttpSession session = request.getSession(false);
		if (session != null) {
			Object mutex = WebUtils.getSessionMutex(session);
			synchronized (mutex) {
				return invokeHandlerMethod(request, response, handler);
			}
		}
	}

	return invokeHandlerMethod(request, response, handler);
}
 
Example #6
Source File: SessionAttributesHandler.java    From lams with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Create a new instance for a controller type. Session attribute names and
 * types are extracted from the {@code @SessionAttributes} annotation, if
 * present, on the given type.
 * @param handlerType the controller type
 * @param sessionAttributeStore used for session access
 */
public SessionAttributesHandler(Class<?> handlerType, SessionAttributeStore sessionAttributeStore) {
	Assert.notNull(sessionAttributeStore, "SessionAttributeStore may not be null");
	this.sessionAttributeStore = sessionAttributeStore;

	SessionAttributes annotation =
			AnnotatedElementUtils.findMergedAnnotation(handlerType, SessionAttributes.class);
	if (annotation != null) {
		this.attributeNames.addAll(Arrays.asList(annotation.names()));
		this.attributeTypes.addAll(Arrays.asList(annotation.types()));
	}
	this.knownAttributeNames.addAll(this.attributeNames);
}
 
Example #7
Source File: HandlerMethodResolver.java    From lams with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Initialize a new HandlerMethodResolver for the specified handler type.
 * @param handlerType the handler class to introspect
 */
public void init(final Class<?> handlerType) {
	Set<Class<?>> handlerTypes = new LinkedHashSet<Class<?>>();
	Class<?> specificHandlerType = null;
	if (!Proxy.isProxyClass(handlerType)) {
		handlerTypes.add(handlerType);
		specificHandlerType = handlerType;
	}
	handlerTypes.addAll(Arrays.asList(handlerType.getInterfaces()));
	for (Class<?> currentHandlerType : handlerTypes) {
		final Class<?> targetClass = (specificHandlerType != null ? specificHandlerType : currentHandlerType);
		ReflectionUtils.doWithMethods(currentHandlerType, new ReflectionUtils.MethodCallback() {
			@Override
			public void doWith(Method method) {
				Method specificMethod = ClassUtils.getMostSpecificMethod(method, targetClass);
				Method bridgedMethod = BridgeMethodResolver.findBridgedMethod(specificMethod);
				if (isHandlerMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isHandlerMethod(bridgedMethod))) {
					handlerMethods.add(specificMethod);
				}
				else if (isInitBinderMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isInitBinderMethod(bridgedMethod))) {
					initBinderMethods.add(specificMethod);
				}
				else if (isModelAttributeMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isModelAttributeMethod(bridgedMethod))) {
					modelAttributeMethods.add(specificMethod);
				}
			}
		}, ReflectionUtils.USER_DECLARED_METHODS);
	}
	this.typeLevelMapping = AnnotationUtils.findAnnotation(handlerType, RequestMapping.class);
	SessionAttributes sessionAttributes = AnnotationUtils.findAnnotation(handlerType, SessionAttributes.class);
	this.sessionAttributesFound = (sessionAttributes != null);
	if (this.sessionAttributesFound) {
		this.sessionAttributeNames.addAll(Arrays.asList(sessionAttributes.names()));
		this.sessionAttributeTypes.addAll(Arrays.asList(sessionAttributes.types()));
	}
}
 
Example #8
Source File: AnnotationMethodHandlerAdapter.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up
@Override
public ModelAndView handle(HttpServletRequest request, HttpServletResponse response, Object handler)
		throws Exception {

	Class<?> clazz = ClassUtils.getUserClass(handler);
	Boolean annotatedWithSessionAttributes = this.sessionAnnotatedClassesCache.get(clazz);
	if (annotatedWithSessionAttributes == null) {
		annotatedWithSessionAttributes = (AnnotationUtils.findAnnotation(clazz, SessionAttributes.class) != null);
		this.sessionAnnotatedClassesCache.put(clazz, annotatedWithSessionAttributes);
	}

	if (annotatedWithSessionAttributes) {
		checkAndPrepare(request, response, this.cacheSecondsForSessionAttributeHandlers, true);
	}
	else {
		checkAndPrepare(request, response, true);
	}

	// Execute invokeHandlerMethod in synchronized block if required.
	if (this.synchronizeOnSession) {
		HttpSession session = request.getSession(false);
		if (session != null) {
			Object mutex = WebUtils.getSessionMutex(session);
			synchronized (mutex) {
				return invokeHandlerMethod(request, response, handler);
			}
		}
	}

	return invokeHandlerMethod(request, response, handler);
}
 
Example #9
Source File: SessionAttributesHandler.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up
/**
 * Create a new instance for a controller type. Session attribute names and
 * types are extracted from the {@code @SessionAttributes} annotation, if
 * present, on the given type.
 * @param handlerType the controller type
 * @param sessionAttributeStore used for session access
 */
public SessionAttributesHandler(Class<?> handlerType, SessionAttributeStore sessionAttributeStore) {
	Assert.notNull(sessionAttributeStore, "SessionAttributeStore may not be null.");
	this.sessionAttributeStore = sessionAttributeStore;

	SessionAttributes annotation = AnnotationUtils.findAnnotation(handlerType, SessionAttributes.class);
	if (annotation != null) {
		this.attributeNames.addAll(Arrays.asList(annotation.names()));
		this.attributeTypes.addAll(Arrays.asList(annotation.types()));
	}

	for (String attributeName : this.attributeNames) {
		this.knownAttributeNames.add(attributeName);
	}
}
 
Example #10
Source File: HandlerMethodResolver.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up
/**
 * Initialize a new HandlerMethodResolver for the specified handler type.
 * @param handlerType the handler class to introspect
 */
public void init(final Class<?> handlerType) {
	Set<Class<?>> handlerTypes = new LinkedHashSet<Class<?>>();
	Class<?> specificHandlerType = null;
	if (!Proxy.isProxyClass(handlerType)) {
		handlerTypes.add(handlerType);
		specificHandlerType = handlerType;
	}
	handlerTypes.addAll(Arrays.asList(handlerType.getInterfaces()));
	for (Class<?> currentHandlerType : handlerTypes) {
		final Class<?> targetClass = (specificHandlerType != null ? specificHandlerType : currentHandlerType);
		ReflectionUtils.doWithMethods(currentHandlerType, new ReflectionUtils.MethodCallback() {
			@Override
			public void doWith(Method method) {
				Method specificMethod = ClassUtils.getMostSpecificMethod(method, targetClass);
				Method bridgedMethod = BridgeMethodResolver.findBridgedMethod(specificMethod);
				if (isHandlerMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isHandlerMethod(bridgedMethod))) {
					handlerMethods.add(specificMethod);
				}
				else if (isInitBinderMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isInitBinderMethod(bridgedMethod))) {
					initBinderMethods.add(specificMethod);
				}
				else if (isModelAttributeMethod(specificMethod) &&
						(bridgedMethod == specificMethod || !isModelAttributeMethod(bridgedMethod))) {
					modelAttributeMethods.add(specificMethod);
				}
			}
		}, ReflectionUtils.USER_DECLARED_METHODS);
	}
	this.typeLevelMapping = AnnotationUtils.findAnnotation(handlerType, RequestMapping.class);
	SessionAttributes sessionAttributes = AnnotationUtils.findAnnotation(handlerType, SessionAttributes.class);
	this.sessionAttributesFound = (sessionAttributes != null);
	if (this.sessionAttributesFound) {
		this.sessionAttributeNames.addAll(Arrays.asList(sessionAttributes.names()));
		this.sessionAttributeTypes.addAll(Arrays.asList(sessionAttributes.types()));
	}
}
 
Example #11
Source File: Controllers.java    From sinavi-jfw with Apache License 2.0 5 votes vote down vote up
/**
 * {@inheritDoc}
 */
static String[] findSessionAttributeNames(Class<?> controllerClass) {
    SessionAttributes attrs = AnnotationUtils.findAnnotation(controllerClass, SessionAttributes.class);
    if (attrs != null) {
      return attrs.value();
    }
    return null;
}
 
Example #12
Source File: Controllers.java    From sinavi-jfw with Apache License 2.0 5 votes vote down vote up
/**
 * {@inheritDoc}
 */
static Class<?>[] findSessionAttributeTypes(Class<?> controllerClass) {
    SessionAttributes attrs = AnnotationUtils.findAnnotation(controllerClass, SessionAttributes.class);
    if (attrs != null) {
      return attrs.types();
    }
    return null;
}