com.liferay.portal.kernel.servlet.PortalSessionContext.java Source code

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Here is the source code for com.liferay.portal.kernel.servlet.PortalSessionContext.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.servlet;

import com.liferay.portal.kernel.util.Validator;

import java.util.Collection;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import javax.servlet.http.HttpSession;

/**
 * @author Brian Wing Shun Chan
 */
public class PortalSessionContext {

    public static int count() {
        return _sessionPool.size();
    }

    public static HttpSession get(String sessionId) {
        if (Validator.isNull(sessionId)) {
            return null;
        }

        return _sessionPool.get(sessionId);
    }

    public static void put(String sessionId, HttpSession session) {
        _sessionPool.put(sessionId, session);
    }

    public static HttpSession remove(String sessionId) {
        return _sessionPool.remove(sessionId);
    }

    public static Collection<HttpSession> values() {
        return _sessionPool.values();
    }

    protected PortalSessionContext() {
    }

    private static final Map<String, HttpSession> _sessionPool = new ConcurrentHashMap<>();

}