Java Code Examples for org.springframework.web.context.request.WebRequest#getAttribute()

The following examples show how to use org.springframework.web.context.request.WebRequest#getAttribute() . 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: OpenPersistenceManagerInViewInterceptor.java    From lams with GNU General Public License v2.0 6 votes vote down vote up 
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	if (TransactionSynchronizationManager.hasResource(getPersistenceManagerFactory())) {
		// Do not modify the PersistenceManager: just mark the request accordingly.
		String participateAttributeName = getParticipateAttributeName();
		Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		logger.debug("Opening JDO PersistenceManager in OpenPersistenceManagerInViewInterceptor");
		PersistenceManager pm =
				PersistenceManagerFactoryUtils.getPersistenceManager(getPersistenceManagerFactory(), true);
		TransactionSynchronizationManager.bindResource(
				getPersistenceManagerFactory(), new PersistenceManagerHolder(pm));
	}
}
Example 2
Source File: SessionConversationAttributeStore.java    From website with GNU Affero General Public License v3.0 6 votes vote down vote up 
/**
 * gets the conversations holder or creates one if it does not exist.
 * @param request
 * @param attributeName
 * @return
 */
@SuppressWarnings("unchecked")
private Map<String, Queue<String>> getConversationsMap(WebRequest request) {
    
    // get a reference to the conversation queue holder.
    Map<String, Queue<String>> conversationQueueMap = 
        (Map<String, Queue<String>>)request.getAttribute( 
            "_sessionConversations", WebRequest.SCOPE_SESSION);
    
    // create the map if it does not exist.
    if (conversationQueueMap == null) {
        conversationQueueMap = new HashMap<String, Queue<String>>();

        // store the map on the session.
        request.setAttribute("_sessionConversations", 
            conversationQueueMap, WebRequest.SCOPE_SESSION);
    }
    
    return conversationQueueMap;
}
Example 3
Source File: AdminController.java    From keycloak with Apache License 2.0 6 votes vote down vote up 
@RequestMapping(path = "/SessionServlet", method = RequestMethod.GET)
public String sessionServlet(WebRequest webRequest, Model model) {
 String counterString = (String) webRequest.getAttribute("counter", RequestAttributes.SCOPE_SESSION);
 int counter = 0;
 try {
     counter = Integer.parseInt(counterString, 10);
    }
    catch (NumberFormatException ignored) {
    }

    model.addAttribute("counter", counter);

 webRequest.setAttribute("counter", Integer.toString(counter+1), RequestAttributes.SCOPE_SESSION);

 return "session";
}
Example 4
Source File: OpenSessionInViewInterceptor.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Open a new Hibernate {@code Session} according to the settings of this
 * {@code HibernateAccessor} and bind it to the thread via the
 * {@link TransactionSynchronizationManager}.
 * @see org.springframework.orm.hibernate3.SessionFactoryUtils#getSession
 */
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	String participateAttributeName = getParticipateAttributeName();

	WebAsyncManager asyncManager = WebAsyncUtils.getAsyncManager(request);
	if (asyncManager.hasConcurrentResult()) {
		if (applySessionBindingInterceptor(asyncManager, participateAttributeName)) {
			return;
		}
	}

	if ((isSingleSession() && TransactionSynchronizationManager.hasResource(getSessionFactory())) ||
			org.springframework.orm.hibernate3.SessionFactoryUtils.isDeferredCloseActive(getSessionFactory())) {
		// Do not modify the Session: just mark the request accordingly.
		Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		if (isSingleSession()) {
			// single session mode
			logger.debug("Opening single Hibernate Session in OpenSessionInViewInterceptor");
			Session session = org.springframework.orm.hibernate3.SessionFactoryUtils.getSession(
					getSessionFactory(), getEntityInterceptor(), getJdbcExceptionTranslator());
			applyFlushMode(session, false);
			org.springframework.orm.hibernate3.SessionHolder sessionHolder = new org.springframework.orm.hibernate3.SessionHolder(session);
			TransactionSynchronizationManager.bindResource(getSessionFactory(), sessionHolder);

			AsyncRequestInterceptor asyncRequestInterceptor =
					new AsyncRequestInterceptor(getSessionFactory(), sessionHolder);
			asyncManager.registerCallableInterceptor(participateAttributeName, asyncRequestInterceptor);
			asyncManager.registerDeferredResultInterceptor(participateAttributeName, asyncRequestInterceptor);
		}
		else {
			// deferred close mode
			org.springframework.orm.hibernate3.SessionFactoryUtils.initDeferredClose(getSessionFactory());
		}
	}
}
Example 5
Source File: OpenEntityManagerInViewInterceptor.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	String key = getParticipateAttributeName();
	WebAsyncManager asyncManager = WebAsyncUtils.getAsyncManager(request);
	if (asyncManager.hasConcurrentResult() && applyEntityManagerBindingInterceptor(asyncManager, key)) {
		return;
	}

	EntityManagerFactory emf = obtainEntityManagerFactory();
	if (TransactionSynchronizationManager.hasResource(emf)) {
		// Do not modify the EntityManager: just mark the request accordingly.
		Integer count = (Integer) request.getAttribute(key, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		logger.debug("Opening JPA EntityManager in OpenEntityManagerInViewInterceptor");
		try {
			EntityManager em = createEntityManager();
			EntityManagerHolder emHolder = new EntityManagerHolder(em);
			TransactionSynchronizationManager.bindResource(emf, emHolder);

			AsyncRequestInterceptor interceptor = new AsyncRequestInterceptor(emf, emHolder);
			asyncManager.registerCallableInterceptor(key, interceptor);
			asyncManager.registerDeferredResultInterceptor(key, interceptor);
		}
		catch (PersistenceException ex) {
			throw new DataAccessResourceFailureException("Could not create JPA EntityManager", ex);
		}
	}
}
Example 6
Source File: OpenEntityManagerInViewInterceptor.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 7
Source File: OpenSessionInViewInterceptor.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 8
Source File: DefaultSessionAttributeStore.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public Object retrieveAttribute(WebRequest request, String attributeName) {
	Assert.notNull(request, "WebRequest must not be null");
	Assert.notNull(attributeName, "Attribute name must not be null");
	String storeAttributeName = getAttributeNameInSession(request, attributeName);
	return request.getAttribute(storeAttributeName, WebRequest.SCOPE_SESSION);
}
Example 9
Source File: WebAsyncUtils.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Obtain the {@link WebAsyncManager} for the current request, or if not
 * found, create and associate it with the request.
 */
public static WebAsyncManager getAsyncManager(WebRequest webRequest) {
	int scope = RequestAttributes.SCOPE_REQUEST;
	WebAsyncManager asyncManager = null;
	Object asyncManagerAttr = webRequest.getAttribute(WEB_ASYNC_MANAGER_ATTRIBUTE, scope);
	if (asyncManagerAttr instanceof WebAsyncManager) {
		asyncManager = (WebAsyncManager) asyncManagerAttr;
	}
	if (asyncManager == null) {
		asyncManager = new WebAsyncManager();
		webRequest.setAttribute(WEB_ASYNC_MANAGER_ATTRIBUTE, asyncManager, scope);
	}
	return asyncManager;
}
Example 10
Source File: WebAsyncUtils.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
/**
 * Obtain the {@link WebAsyncManager} for the current request, or if not
 * found, create and associate it with the request.
 */
public static WebAsyncManager getAsyncManager(WebRequest webRequest) {
	int scope = RequestAttributes.SCOPE_REQUEST;
	WebAsyncManager asyncManager = (WebAsyncManager) webRequest.getAttribute(WEB_ASYNC_MANAGER_ATTRIBUTE, scope);
	if (asyncManager == null) {
		asyncManager = new WebAsyncManager();
		webRequest.setAttribute(WEB_ASYNC_MANAGER_ATTRIBUTE, asyncManager, scope);
	}
	return asyncManager;
}
Example 11
Source File: MyErrorAttributes.java    From Shiro-Action with MIT License 5 votes vote down vote up 
@Override
public Map<String, Object> getErrorAttributes(WebRequest webRequest, boolean includeStackTrace) {
    Map<String, Object> map = new HashMap<>();
    Object code = webRequest.getAttribute("code", RequestAttributes.SCOPE_REQUEST);
    Object message = webRequest.getAttribute("msg", RequestAttributes.SCOPE_REQUEST);
    map.put("code", code);
    map.put("msg", message);
    return map;
}
Example 12
Source File: OpenSessionInViewInterceptor.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 13
Source File: OpenEntityManagerInViewInterceptor.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 14
Source File: OpenSessionInViewInterceptor.java    From java-technology-stack with MIT License 5 votes vote down vote up 
/**
 * Open a new Hibernate {@code Session} according and bind it to the thread via the
 * {@link TransactionSynchronizationManager}.
 */
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	String key = getParticipateAttributeName();
	WebAsyncManager asyncManager = WebAsyncUtils.getAsyncManager(request);
	if (asyncManager.hasConcurrentResult() && applySessionBindingInterceptor(asyncManager, key)) {
		return;
	}

	if (TransactionSynchronizationManager.hasResource(obtainSessionFactory())) {
		// Do not modify the Session: just mark the request accordingly.
		Integer count = (Integer) request.getAttribute(key, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		logger.debug("Opening Hibernate Session in OpenSessionInViewInterceptor");
		Session session = openSession();
		SessionHolder sessionHolder = new SessionHolder(session);
		TransactionSynchronizationManager.bindResource(obtainSessionFactory(), sessionHolder);

		AsyncRequestInterceptor asyncRequestInterceptor =
				new AsyncRequestInterceptor(obtainSessionFactory(), sessionHolder);
		asyncManager.registerCallableInterceptor(key, asyncRequestInterceptor);
		asyncManager.registerDeferredResultInterceptor(key, asyncRequestInterceptor);
	}
}
Example 15
Source File: OpenSessionInViewInterceptor.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 16
Source File: OpenEntityManagerInViewInterceptor.java    From java-technology-stack with MIT License 5 votes vote down vote up 
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	String key = getParticipateAttributeName();
	WebAsyncManager asyncManager = WebAsyncUtils.getAsyncManager(request);
	if (asyncManager.hasConcurrentResult() && applyEntityManagerBindingInterceptor(asyncManager, key)) {
		return;
	}

	EntityManagerFactory emf = obtainEntityManagerFactory();
	if (TransactionSynchronizationManager.hasResource(emf)) {
		// Do not modify the EntityManager: just mark the request accordingly.
		Integer count = (Integer) request.getAttribute(key, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		logger.debug("Opening JPA EntityManager in OpenEntityManagerInViewInterceptor");
		try {
			EntityManager em = createEntityManager();
			EntityManagerHolder emHolder = new EntityManagerHolder(em);
			TransactionSynchronizationManager.bindResource(emf, emHolder);

			AsyncRequestInterceptor interceptor = new AsyncRequestInterceptor(emf, emHolder);
			asyncManager.registerCallableInterceptor(key, interceptor);
			asyncManager.registerDeferredResultInterceptor(key, interceptor);
		}
		catch (PersistenceException ex) {
			throw new DataAccessResourceFailureException("Could not create JPA EntityManager", ex);
		}
	}
}
Example 17
Source File: DefaultSessionAttributeStore.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@Override
@Nullable
public Object retrieveAttribute(WebRequest request, String attributeName) {
	Assert.notNull(request, "WebRequest must not be null");
	Assert.notNull(attributeName, "Attribute name must not be null");
	String storeAttributeName = getAttributeNameInSession(request, attributeName);
	return request.getAttribute(storeAttributeName, WebRequest.SCOPE_SESSION);
}
Example 18
Source File: OpenSessionInViewInterceptor.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}
Example 19
Source File: OpenSessionInViewInterceptor.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
/**
 * Open a new Hibernate {@code Session} according and bind it to the thread via the
 * {@link TransactionSynchronizationManager}.
 */
@Override
public void preHandle(WebRequest request) throws DataAccessException {
	String key = getParticipateAttributeName();
	WebAsyncManager asyncManager = WebAsyncUtils.getAsyncManager(request);
	if (asyncManager.hasConcurrentResult() && applySessionBindingInterceptor(asyncManager, key)) {
		return;
	}

	if (TransactionSynchronizationManager.hasResource(obtainSessionFactory())) {
		// Do not modify the Session: just mark the request accordingly.
		Integer count = (Integer) request.getAttribute(key, WebRequest.SCOPE_REQUEST);
		int newCount = (count != null ? count + 1 : 1);
		request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST);
	}
	else {
		logger.debug("Opening Hibernate Session in OpenSessionInViewInterceptor");
		Session session = openSession();
		SessionHolder sessionHolder = new SessionHolder(session);
		TransactionSynchronizationManager.bindResource(obtainSessionFactory(), sessionHolder);

		AsyncRequestInterceptor asyncRequestInterceptor =
				new AsyncRequestInterceptor(obtainSessionFactory(), sessionHolder);
		asyncManager.registerCallableInterceptor(key, asyncRequestInterceptor);
		asyncManager.registerDeferredResultInterceptor(key, asyncRequestInterceptor);
	}
}
Example 20
Source File: OpenEntityManagerInViewInterceptor.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
private boolean decrementParticipateCount(WebRequest request) {
	String participateAttributeName = getParticipateAttributeName();
	Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	if (count == null) {
		return false;
	}
	// Do not modify the Session: just clear the marker.
	if (count > 1) {
		request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
	}
	else {
		request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
	}
	return true;
}