org.springframework.integration.vertx.WebSocketServer.java Source code

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Here is the source code for org.springframework.integration.vertx.WebSocketServer.java

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/*
 * Copyright 2002-2015 the original author or authors.
 *
 * 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.springframework.integration.vertx;

import java.util.UUID;

import org.springframework.context.SmartLifecycle;
import org.springframework.integration.ip.IpHeaders;
import org.springframework.integration.ip.tcp.connection.AbstractServerConnectionFactory;
import org.springframework.integration.ip.tcp.connection.TcpListener;
import org.springframework.integration.support.MessageBuilder;

import io.vertx.core.Vertx;
import io.vertx.core.http.HttpServer;
import io.vertx.core.http.HttpServerOptions;

/**
 * @author Gary Russell
 * @author fbalicchia
 */
public class WebSocketServer extends AbstractServerConnectionFactory implements SmartLifecycle {

    public WebSocketServer(int port) {
        super(port);
    }

    private HttpServer server;

    private volatile boolean running;

    @Override
    public synchronized void start() {
        if (this.running) {
            return;
        }

        HttpServerOptions httpServerOptions = new HttpServerOptions();
        httpServerOptions.setPort(this.getPort());

        this.server = Vertx.factory.vertx().createHttpServer(httpServerOptions).websocketHandler(ws -> {
            final String correlationId = UUID.randomUUID().toString();
            final TcpListener listener = WebSocketServer.this.getListener();
            WebSocketConnection connection = new WebSocketConnection(correlationId, ws, listener);
            WebSocketServer.this.getSender().addNewConnection(connection);
            if (ws.path().equals("/myapp")) {
                ws.handler(data -> {

                    listener.onMessage(MessageBuilder.withPayload(data.toString()).setCorrelationId(correlationId)
                            .setHeader(IpHeaders.CONNECTION_ID, correlationId).build());
                });

            } else {
                ws.reject();
            }
        }).requestHandler(req -> {
            if (req.path().equals("/")) {
                req.response().sendFile("ws.html");
            }
        }).listen();
        this.running = true;
    }

    @Override
    public void stop() {
        this.running = false;
        this.server.close();
    }

    @Override
    public boolean isRunning() {
        return this.running;
    }

    @Override
    public int getPhase() {
        return 0;
    }

    @Override
    public boolean isAutoStartup() {
        return false;
    }

    @Override
    public void stop(Runnable callback) {
        this.stop();
        callback.run();
    }

    @Override
    public void run() {

    }

}