com.jgui.ttscrape.Bootstrap.java Source code

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/*
 * Copyright 2012 Jim Guistwite
 *
 * 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.jgui.ttscrape;

import java.net.URL;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;

import com.jgui.ttscrape.htmlunit.FetchController;

/**
 * The <code>Bootstrap</code> class initializes the spring container
 * and either reads the previously loaded shows, fetches a new version
 * of the shows or waits for user input from the web client.
 * 
 * @author Jim Guistwite
 * 
 */
public class Bootstrap {
    private Logger logger = LoggerFactory.getLogger(Bootstrap.class);

    private boolean readMode = false;
    private boolean fetchMode = false;

    /**
     * Look for "read" or "fetch" on the command line. 
     */
    public static void main(String[] args) {
        Bootstrap b = new Bootstrap();
        if (args.length != 0) {
            b.readMode = "read".equalsIgnoreCase(args[0]);
            b.fetchMode = "fetch".equalsIgnoreCase(args[0]);
        }
        b.run();
    }

    public Bootstrap() {
    }

    public void run() {
        if (logger.isTraceEnabled()) {
            logger.trace("initializing container");
        }

        URL url = Bootstrap.class.getResource("/applicationContext.xml");
        ApplicationContext ctx = new FileSystemXmlApplicationContext(url.toExternalForm());
        FetchController c = ctx.getBean(FetchController.class);
        if (c != null) {
            //c.setWriteShows(true);
            //c.setWriteContent(true);
            if (c.getFetcher().init()) {
                if (readMode) {
                    c.read();
                } else if (fetchMode) {
                    c.fetch();
                }
            }
        } else {
            logger.error("unable to find fetch controller");
        }
    }
}