TwitterWebSocketRoute.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.example.websocket;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.twitter.TwitterComponent;
import org.apache.camel.component.websocket.WebsocketComponent;

/**
 * A Camel route that updates from twitter all tweets using having the search term.
 * And post the changes to web-socket, that can be viewed from a web page
 */
public class TwitterWebSocketRoute extends RouteBuilder {

    private int port = 9090;
    private String searchTerm;
    private int delay = 5000;
    private String consumerKey;
    private String consumerSecret;
    private String accessToken;
    private String accessTokenSecret;

    public String getAccessToken() {
        return accessToken;
    }

    public void setAccessToken(String accessToken) {
        this.accessToken = accessToken;
    }

    public String getAccessTokenSecret() {
        return accessTokenSecret;
    }

    public void setAccessTokenSecret(String accessTokenSecret) {
        this.accessTokenSecret = accessTokenSecret;
    }

    public String getConsumerKey() {
        return consumerKey;
    }

    public void setConsumerKey(String consumerKey) {
        this.consumerKey = consumerKey;
    }

    public String getConsumerSecret() {
        return consumerSecret;
    }

    public void setConsumerSecret(String consumerSecret) {
        this.consumerSecret = consumerSecret;
    }

    public int getDelay() {
        return delay;
    }

    public void setDelay(int delay) {
        this.delay = delay;
    }

    public String getSearchTerm() {
        return searchTerm;
    }

    public void setSearchTerm(String searchTerm) {
        this.searchTerm = searchTerm;
    }

    public int getPort() {
        return port;
    }

    public void setPort(int port) {
        this.port = port;
    }

    @Override
    public void configure() throws Exception {
        // setup Camel web-socket component on the port we have defined
        WebsocketComponent wc = getContext().getComponent("websocket", WebsocketComponent.class);
        wc.setPort(port);
        // we can serve static resources from the classpath: or file: system
        wc.setStaticResources("classpath:.");

        // setup Twitter component
        TwitterComponent tc = getContext().getComponent("twitter", TwitterComponent.class);
        tc.setAccessToken(accessToken);
        tc.setAccessTokenSecret(accessTokenSecret);
        tc.setConsumerKey(consumerKey);
        tc.setConsumerSecret(consumerSecret);

        // poll twitter search for new tweets
        fromF("twitter://search?delay=%s&keywords=%s", delay, searchTerm)
            .to("log:tweet")
            // and push tweets to all web socket subscribers on camel-tweet
            .to("websocket:camel-tweet?sendToAll=true");
    }
}