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[置顶] CSDN博客自动访问

来源：程序员人生发布时间：2015-04-09 08:48:23 阅读次数：3602次

声明：本代码仅供学习文娱。
1、采取线程访问
2、使用线程池和阻塞队列

import java.net.HttpURLConnection;
import java.net.URI;
import java.net.URLConnection;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

/**
 * 
 * 访问csdn博客，增加访问量，纯属文娱
 * 采取多线程，增加访问速度
 */
public class CSDNBlog {
    public static void main(String[] args) throws Exception {
        for (int i = 0; i < 10; i++) {
            RequestBlogRun conn = new RequestBlogRun();
            Thread t = new Thread(conn);
            t.start();
        }
    }

    /**
     * 构造对博客的要求
     *
     */
    public static class RequestBlogRun implements Runnable {
        public static final String BLOG_URL = "http://blog.csdn.net/jinyingone/article/details/44084051";
        //要求的阻塞队列
        private BlockingQueue<HttpURLConnection> bq = new ArrayBlockingQueue<HttpURLConnection>(5);
        //要求的线程池
        private ExecutorService service = Executors.newFixedThreadPool(3);

        @Override
        public void run() {
            boolean flag = true;
            while (flag) {
                try {
                    URLConnection conn = URI.create(BLOG_URL).toURL().openConnection();
                    conn.setRequestProperty("User-Agent","Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
                    conn.setConnectTimeout(20000);
                    HttpURLConnection httpConn = (HttpURLConnection) conn;
                    bq.put(httpConn);
                    service.execute(new ConnBlog(bq));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
    }

    /**
     * 
     *实际访问blog
     */
    public static class ConnBlog implements Runnable {
        private static int i = 0;
        private BlockingQueue<HttpURLConnection> bq;
        public ConnBlog(BlockingQueue<HttpURLConnection> bq) {
            this.bq = bq;
        }
        public void run() {
            try {
                HttpURLConnection conn = bq.take();
                System.out.println("responseCode:"+conn.getResponseCode());
                i++;
                System.out.println("times:" + i);
                if(i > 1000000){
                    //为了提高效力，没有加锁，次数有出入
                    System.out.println("program finshed,will exit!");
                    System.exit(0);
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}

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