org.openlegacy.mvc.LogoffController.java Source code

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Here is the source code for org.openlegacy.mvc.LogoffController.java

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/*******************************************************************************
 * Copyright (c) 2014 OpenLegacy Inc.
 * 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
 * 
 * Contributors:
 *     OpenLegacy Inc. - initial API and implementation
 *******************************************************************************/
package org.openlegacy.mvc;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openlegacy.Session;
import org.openlegacy.modules.login.Login;
import org.openlegacy.modules.trail.TrailUtil;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.inject.Inject;
import javax.servlet.http.HttpSession;

/**
 * Handles requests for the application home page.
 */
@Controller
public class LogoffController {

    private final static Log logger = LogFactory.getLog(LogoffController.class);

    @Inject
    private List<Session> sessions;

    @Inject
    private TrailUtil trailUtil;

    private boolean invalidateWebSession = true;

    @RequestMapping(value = "/logoff", method = RequestMethod.GET)
    public String logoff(HttpSession webSession, Model uiModel) throws IOException {

        List<String> trailFiles = new ArrayList<String>();
        for (Session session : sessions) {
            try {
                File trailFile = trailUtil.saveTrail(session);
                if (trailFile != null) {
                    trailFiles.add(trailFile.getAbsolutePath());
                }
            } catch (Exception e) {
                logger.warn("Failed to save trail - " + e.getMessage(), e);
            } finally {
                Login loginModule = session.getModule(Login.class);
                if (loginModule != null) {
                    loginModule.logoff();
                } else {
                    session.disconnect();
                }
            }

        }
        if (invalidateWebSession) {
            webSession.invalidate();
        }
        if (trailFiles.size() > 0) {
            uiModel.addAttribute("trail", trailFiles.get(0));
        }
        return "logoff";
    }

    public void setInvalidateWebSession(boolean invalidateWebSession) {
        this.invalidateWebSession = invalidateWebSession;
    }

}