/** 
 * Copyright 2018-2028 Akaxin Group
 *
 * 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 com.akaxin.common.channel;

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

import org.apache.commons.lang3.StringUtils;

/**
 * @author Sam{@link an.guoyue254@gmail.com}
 * @since 2018-01-31 12:26:34
 */
public class WebChannelManager {

	private static Map<String, ChannelSession> webChannelSessions = new ConcurrentHashMap<String, ChannelSession>();

	private WebChannelManager() {

	}

	public static Map<String, ChannelSession> addChannelSession(String siteUserId, ChannelSession channelSession) {
		webChannelSessions.put(siteUserId, channelSession);
		return webChannelSessions;
	}

	public static Map<String, ChannelSession> delChannelSession(String siteUserId) {
		if (StringUtils.isNotEmpty(siteUserId)) {
			webChannelSessions.remove(siteUserId);
		}
		return webChannelSessions;
	}

	public static ChannelSession getChannelSession(String siteUserId) {
		return webChannelSessions.get(siteUserId);
	}

	public static Set<String> getChannelSessionKeySet() {
		return webChannelSessions.keySet();
	}

	public static Map<String, ChannelSession> getChannelSessionMap() {
		return webChannelSessions;
	}

	public static long getChannelSessionSize() {
		return webChannelSessions.size();
	}
}