爬虫抓取5大门户网站和电商数据day1:基础环境搭建

最新想用爬虫实现抓取五大门户网站（搜狐、新浪、网易、腾讯、凤凰网）和电商数据（天猫，京东，聚美等）， 今天第一天先搭建下环境和测试。

采用maven+xpath+ HttpClient+正则表达式。

maven pom.xml配置文件信息

<dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.12</version>
      <scope>test</scope>
    </dependency>
    <dependency>
       <groupId>org.apache.spark</groupId>
       <artifactId>spark-core_2.10</artifactId>
       <version>1.6.0</version>
    </dependency>
    <dependency>
        <groupId>org.apache.spark</groupId>
        <artifactId>spark-sql_2.10</artifactId>
        <version>1.6.0</version>
    </dependency>
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-hive_2.10</artifactId>
      <version>1.6.0</version>
    </dependency>
    <dependency>
          <groupId>org.apache.spark</groupId>
          <artifactId>spark-streaming_2.10</artifactId>
          <version>1.6.0</version>
    </dependency>
    <dependency>
          <groupId>org.apache.hadoop</groupId>
          <artifactId>hadoop-client</artifactId>
          <version>2.6.0</version>
    </dependency>
    <dependency>
          <groupId>org.apache.spark</groupId>
          <artifactId>spark-streaming-kafka_2.10</artifactId>
          <version>1.6.0</version>
    </dependency>
    <dependency>
          <groupId>org.apache.spark</groupId>
          <artifactId>spark-graphx_2.10</artifactId>
          <version>1.6.0</version>
    </dependency>
    <!-- httpclient4.4 -->
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpclient</artifactId>
            <version>4.4</version>
        </dependency>
        <!-- htmlcleaner -->
        <dependency>
            <groupId>net.sourceforge.htmlcleaner</groupId>
            <artifactId>htmlcleaner</artifactId>
            <version>2.10</version>
        </dependency>
        <!-- json -->
        <dependency>
            <groupId>org.json</groupId>
            <artifactId>json</artifactId>
            <version>20140107</version>
        </dependency>
 
        <!-- hbase -->
        <dependency>
            <groupId>org.apache.hbase</groupId>
            <artifactId>hbase-client</artifactId>
            <version>0.96.1.1-hadoop2</version>
        </dependency>
 
            <dependency>
            <groupId>org.apache.hbase</groupId>
            <artifactId>hbase-server</artifactId>
            <version>0.96.1.1-hadoop2</version>
        </dependency>
 
        <!-- redis 2.7.0-->
        <dependency>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
            <version>2.7.0</version>
        </dependency>
 
        <!-- slf4j -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.10</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>1.7.10</version>
        </dependency>
        <!-- quartz1.8.4 -->
        <dependency>
            <groupId>org.quartz-scheduler</groupId>
            <artifactId>quartz</artifactId>
            <version>1.8.4</version>
        </dependency>
        <!-- curator -->
        <dependency>
            <groupId>org.apache.curator</groupId>
            <artifactId>curator-framework</artifactId>
            <version>2.7.1</version>
        </dependency>

新建一个测试类：SpiderTest

  /**
     * url 入口，下载页面
     * @param url
     */
    public  static String downLoadCrawlurl(String url){
        String context = null;
        Logger logger = LoggerFactory.getLogger(SpiderTest.class);
        HttpClientBuilder create = HttpClientBuilder.create();
        HttpGet httpGet = new HttpGet(url);
        CloseableHttpClient build = create.build();
        try {
            CloseableHttpResponse response = build.execute( httpGet);
            HttpEntity entity = response.getEntity();
            context = EntityUtils.toString( entity );
            System.out.println("context:" + context);
        }
        catch ( ClientProtocolException e ) {
            e.printStackTrace();
        }
        catch ( IOException e ) {
            logger.info("download...." );
        }
        return context;
    }

public static void main( String[] args ) {
　　
   String url = "http://money.163.com/";
   downLoadCrawlurl(url);
 
}