org.osframework.maven.plugins.twitter.TweetMojo.java Source code

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Here is the source code for org.osframework.maven.plugins.twitter.TweetMojo.java

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/*
 * File: TweetMojo.java
 * 
 * Copyright 2013 OSFramework Project.
 * 
 * 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.osframework.maven.plugins.twitter;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.codehaus.plexus.util.IOUtil;

import twitter4j.Status;
import twitter4j.Twitter;
import twitter4j.TwitterException;

/**
 * Sends a status update to Twitter (aka 'tweet') via Twitter API.
 * 
 * @since 1.0.0
 * @author <a href="mailto:dave@osframework.org">Dave Joyce</a>
 * @see <a href="https://dev.twitter.com/docs/api/1.1/post/statuses/update">POST statuses/update | Twitter Developers</a>
 */
@Mojo(name = "tweet", defaultPhase = LifecyclePhase.DEPLOY, requiresProject = true, requiresOnline = true)
public class TweetMojo extends AbstractTwitterMojo {

    protected void executeInTwitter(Twitter twitter) throws MojoExecutionException, MojoFailureException {
        try {
            Status status = twitter.updateStatus(getMessage());
            getLog().info("Sent tweet: " + status.getText());
            logStatus(status);
        } catch (TwitterException te) {
            throw new MojoFailureException("Could not send tweet", te);
        }
    }

    private String formatDate(Date d) {
        final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
        return df.format(d);
    }

    private void logStatus(Status status) {
        StringBuilder logMsg = new StringBuilder(formatDate(status.getCreatedAt())).append(" ")
                .append(status.getText());
        File logFile = new File(getWorkDirectory(), "tweet.log");
        BufferedWriter writer = null;
        try {
            writer = new BufferedWriter(new FileWriter(logFile, true));
            writer.write(logMsg.toString());
        } catch (IOException ioe) {
            getLog().warn("Could not write status to tweet.log");
        } finally {
            IOUtil.close(writer);
        }
    }

}