com.alibaba.dubbo.remoting.http.servlet.ServletManager Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of dubbo2 Show documentation

The all in one project of dubbo2

The newest version!

/**
 * Copyright 1999-2014 dangdang.com.
 *
 * 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.alibaba.dubbo.remoting.http.servlet;

import javax.servlet.ServletContext;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * TODO this may not be a pretty elegant solution,
 * and we may need to make change to the whole remoting-http architecture in the future
 *
 * @author lishen
 */
public class ServletManager {

    public static final int EXTERNAL_SERVER_PORT = -1234;

    private static final ServletManager instance = new ServletManager();

    private final Map contextMap = new ConcurrentHashMap();

    public static ServletManager getInstance() {
        return instance;
    }

    public void addServletContext(int port, ServletContext servletContext) {
        contextMap.put(port, servletContext);
    }

    public void removeServletContext(int port) {
        contextMap.remove(port);
    }

    public ServletContext getServletContext(int port) {
        return contextMap.get(port);
    }
}