Example usage for org.springframework.web.context.request WebRequest setAttribute

List of usage examples for org.springframework.web.context.request WebRequest setAttribute

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Introduction

In this page you can find the example usage for org.springframework.web.context.request WebRequest setAttribute.

Prototype

void setAttribute(String name, Object value, int scope);

Source Link

Document

Set the value for the scoped attribute of the given name, replacing an existing value (if any).

Usage

From source file:org.springframework.orm.hibernate4.support.OpenSessionInViewInterceptor.java

/**
 * Open a new Hibernate {@code Session} according and bind it to the thread via the
 * {@link org.springframework.transaction.support.TransactionSynchronizationManager}.
 *//*from ww  w  .  j a  va 2  s .c om*/
@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 (TransactionSynchronizationManager.hasResource(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 {
        logger.debug("Opening Hibernate Session in OpenSessionInViewInterceptor");
        Session session = openSession();
        SessionHolder sessionHolder = new SessionHolder(session);
        TransactionSynchronizationManager.bindResource(getSessionFactory(), sessionHolder);

        AsyncRequestInterceptor asyncRequestInterceptor = new AsyncRequestInterceptor(getSessionFactory(),
                sessionHolder);
        asyncManager.registerCallableInterceptor(participateAttributeName, asyncRequestInterceptor);
        asyncManager.registerDeferredResultInterceptor(participateAttributeName, asyncRequestInterceptor);
    }
}

From source file:org.springframework.orm.hibernate43.support.OpenSessionInViewInterceptor.java

/**
 * Open a new Hibernate {@code Session} according to the settings of this
 * {@code HibernateAccessor} and bind it to the thread via the
 * {@link org.springframework.transaction.support.TransactionSynchronizationManager}.
 *//*w  w  w.j av  a2s.com*/
public void preHandle(WebRequest request) throws DataAccessException {

    String participateAttributeName = getParticipateAttributeName();

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

    if (TransactionSynchronizationManager.hasResource(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 {
        logger.debug("Opening Hibernate Session in OpenSessionInViewInterceptor");
        Session session = openSession();
        SessionHolder sessionHolder = new SessionHolder(session);
        TransactionSynchronizationManager.bindResource(getSessionFactory(), sessionHolder);

        AsyncRequestInterceptor asyncRequestInterceptor = new AsyncRequestInterceptor(getSessionFactory(),
                sessionHolder);
        asyncManager.registerCallableInterceptor(participateAttributeName, asyncRequestInterceptor);
        asyncManager.registerDeferredResultInterceptor(participateAttributeName, asyncRequestInterceptor);
    }
}

From source file:org.springframework.orm.hibernate5.support.OpenSessionInViewInterceptor.java

/**
 * Open a new Hibernate {@code Session} according and bind it to the thread via the
 * {@link TransactionSynchronizationManager}.
 *//* w ww .  ja  va  2s  .c om*/
@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 (TransactionSynchronizationManager.hasResource(obtainSessionFactory())) {
        // 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 {
        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(participateAttributeName, asyncRequestInterceptor);
        asyncManager.registerDeferredResultInterceptor(participateAttributeName, asyncRequestInterceptor);
    }
}

From source file:org.springframework.orm.jdo.support.OpenPersistenceManagerInViewInterceptor.java

@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 {/*from w ww  .  j  av a 2  s. co  m*/
        logger.debug("Opening JDO PersistenceManager in OpenPersistenceManagerInViewInterceptor");
        PersistenceManager pm = PersistenceManagerFactoryUtils
                .getPersistenceManager(getPersistenceManagerFactory(), true);
        TransactionSynchronizationManager.bindResource(getPersistenceManagerFactory(),
                new PersistenceManagerHolder(pm));
    }
}

From source file:org.springframework.orm.jdo.support.OpenPersistenceManagerInViewInterceptor.java

@Override
public void afterCompletion(WebRequest request, Exception ex) throws DataAccessException {
    String participateAttributeName = getParticipateAttributeName();
    Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
    if (count != null) {
        // Do not modify the PersistenceManager: just clear the marker.
        if (count > 1) {
            request.setAttribute(participateAttributeName, count - 1, WebRequest.SCOPE_REQUEST);
        } else {/*w  w w. java  2 s  . co  m*/
            request.removeAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST);
        }
    } else {
        PersistenceManagerHolder pmHolder = (PersistenceManagerHolder) TransactionSynchronizationManager
                .unbindResource(getPersistenceManagerFactory());
        logger.debug("Closing JDO PersistenceManager in OpenPersistenceManagerInViewInterceptor");
        PersistenceManagerFactoryUtils.releasePersistenceManager(pmHolder.getPersistenceManager(),
                getPersistenceManagerFactory());
    }
}

From source file:org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler.java

/**
 * A single place to customize the response body of all Exception types.
 * <p>The default implementation sets the {@link WebUtils#ERROR_EXCEPTION_ATTRIBUTE}
 * request attribute and creates a {@link ResponseEntity} from the given
 * body, headers, and status.//from  ww w  .  ja va2 s .  c o m
 * @param ex the exception
 * @param body the body for the response
 * @param headers the headers for the response
 * @param status the response status
 * @param request the current request
 */
protected ResponseEntity<Object> handleExceptionInternal(Exception ex, @Nullable Object body,
        HttpHeaders headers, HttpStatus status, WebRequest request) {

    if (HttpStatus.INTERNAL_SERVER_ERROR.equals(status)) {
        request.setAttribute(WebUtils.ERROR_EXCEPTION_ATTRIBUTE, ex, WebRequest.SCOPE_REQUEST);
    }
    return new ResponseEntity<>(body, headers, status);
}