/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.riotfamily.common.web.controller;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.riotfamily.common.web.mvc.view.JsonView;
import org.springframework.util.ObjectUtils;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;
/**
* Controller that invokes <code>request.getSession(false)</code> to keep an
* existing HTTP session alive.
*
* @author Felix Gnass [fgnass at neteye dot de]
* @since 6.4
*/
public class SessionKeepAliveController implements Controller {
private String identity = ObjectUtils.getIdentityHexString(this);
public ModelAndView handleRequest(HttpServletRequest request,
HttpServletResponse response) throws Exception {
request.getSession(false);
return new ModelAndView(new JsonView("{ identity: \"" + identity + "\" }"));
}
}