org.opensprout.osaf.web.session.PrefixedSessionAttributeStore.java Source code

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Here is the source code for org.opensprout.osaf.web.session.PrefixedSessionAttributeStore.java

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/**
 * Copyright (c) 2008 OpenSprout Team.
 * 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 */
package org.opensprout.osaf.web.session;

import org.opensprout.osaf.web.interceptor.SessionAttributeNameInterceptor;
import org.springframework.web.bind.support.DefaultSessionAttributeStore;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.WebRequest;

/**
 * This class extends DefaultSessionAttributeStore 
 * to store session attribute with custom session attribute prefix.
 * The prefix comes from SessionAttributeNameInterceptor.
 * @author Whiteship
 * @see org.opensprout.osaf.web.interceptor.SessionAttributeNameInterceptor
 * @see http://whiteship.me/1644
 */
public class PrefixedSessionAttributeStore extends DefaultSessionAttributeStore {

    @Override
    public void storeAttribute(WebRequest request, String attributeName, Object attributeValue) {
        String prefix = (String) request.getAttribute(SessionAttributeNameInterceptor.SESSION_ATTR_PREFIX,
                RequestAttributes.SCOPE_REQUEST);
        super.storeAttribute(request, prefix + attributeName, attributeValue);
    }

    @Override
    public Object retrieveAttribute(WebRequest request, String attributeName) {
        String prefix = (String) request.getAttribute(SessionAttributeNameInterceptor.SESSION_ATTR_PREFIX,
                RequestAttributes.SCOPE_REQUEST);
        return super.retrieveAttribute(request, prefix + attributeName);
    }
}