Jenkins Training: Day 2 Part 2

10_TwitterNotifier.java

package org.jenkinsci.plugins;

import hudson.Extension;
import hudson.Launcher;
import hudson.model.AbstractBuild;
import hudson.model.AbstractProject;
import hudson.model.BuildListener;
import hudson.tasks.BuildStepDescriptor;
import hudson.tasks.BuildStepMonitor;
import hudson.tasks.Notifier;
import hudson.tasks.Publisher;
import org.kohsuke.stapler.DataBoundConstructor;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.TwitterFactory;
import twitter4j.conf.Configuration;
import twitter4j.conf.ConfigurationBuilder;

import java.io.IOException;
import java.net.InetAddress;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;

public class TwitterNotifier extends Notifier {
    private static final Logger LOGGER = Logger.getLogger(TwitterNotifier.class.getName());

    @DataBoundConstructor
    public TwitterNotifier() {
    }

    public BuildStepMonitor getRequiredMonitorService() {
        return BuildStepMonitor.BUILD;
    }

    @Override
    public boolean perform(AbstractBuild<?, ?> build, Launcher launcher, BuildListener listener) throws InterruptedException, IOException {
        Configuration configuration = new ConfigurationBuilder()
                .setOAuthConsumerKey(TwitterJobProperty.DESCRIPTOR.getConsumerKey())
                .setOAuthConsumerSecret(TwitterJobProperty.DESCRIPTOR.getConsumerSecret())
                .setOAuthAccessToken(TwitterJobProperty.DESCRIPTOR.getAccessToken())
                .setOAuthAccessTokenSecret(TwitterJobProperty.DESCRIPTOR.getAccessTokenSecret())
                .setUseSSL(true)
                .build();
        Twitter twitter = new TwitterFactory(configuration).getInstance();

        try {
            twitter.updateStatus("I'm done. Client: " + InetAddress.getLocalHost().getHostName() + ". Time: "+ new Date());
        } catch (TwitterException e) {
            LOGGER.log(Level.SEVERE, "Error updating status", e);
        }
        return true;
    }

    @Extension
    public static class DescriptorImpl extends BuildStepDescriptor<Publisher> {

        @Override
        public boolean isApplicable(Class<? extends AbstractProject> jobType) {
            return true;
        }

        @Override
        public String getDisplayName() {
            return "Update Twitter Status";
        }
    }
}

8_Twitter.png

8_TwitterBuildAction.java

package org.jenkinsci.plugins;

import hudson.model.AbstractBuild;
import hudson.model.Action;

import java.util.List;

public class TwitterBuildAction implements Action {

    private final AbstractBuild<?, ?> build;
    private List<TwitterMessage> tweets;

    public TwitterBuildAction(AbstractBuild<?, ?> build, List<TwitterMessage> tweets) {
        this.build = build;

        this.tweets = tweets;
    }

    public String getIconFileName() {
        // "cool" is the name given to maven during creation, name of the folder
        return (tweets != null && tweets.size() > 0) ? "/plugin/cool/img/twitter.png" : null;
    }

    public String getDisplayName() {
        return "Twitter";  //To change body of implemented methods use File | Settings | File Templates.
    }

    public String getUrlName() {
        return "twitter";  //To change body of implemented methods use File | Settings | File Templates.
    }

    public AbstractBuild<?, ?> getBuild() {
        return build;
    }

    public List<TwitterMessage> getTweets() {

        return tweets;
    }

    public void setTweets(List<TwitterMessage> tweets) {
        this.tweets = tweets;
    }
}

9_index.jelly

<j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:l="/lib/layout">
  <l:layout>
    <st:include it="${it.build}" page="sidepanel.jelly"/>
    <l:main-panel>
      <style>
                .tweet{background: rgb(245,245,245); padding:10px; margin-bottom: 5px; position:relative}
                .tweet img{float:left; margin-right:10px}
                .tweet h1{font-size:120%}
                .tweet .tweet-time{position:absolute; right:10px; top: 10px;}
            </style>
      <h1>Twitter Public Timeline</h1>
      <j:forEach var="tweet" items="${it.tweets}">
        <div class="tweet">
          <img src="${tweet.profileImage}"/>
          <div><h1>@${tweet.username}</h1>${tweet.text}</div>
          <div class="tweet-time">${tweet.dateCreated}</div>
        </div>
      </j:forEach>
    </l:main-panel>
  </l:layout>
</j:jelly>