2025年java的爬虫(java爬虫步骤)

java的爬虫(java爬虫步骤)package com chao crawler import java util ArrayList import java util HashSet import java util List import java util Set import com chao util ListUtil import us codecraft webmagic Page import

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package com.chao.crawler; import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set;


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import com.chao.util.ListUtil;

import us.codecraft.webmagic.Page; import us.codecraft.webmagic.Site; import us.codecraft.webmagic.Spider; import us.codecraft.webmagic.pipeline.ConsolePipeline; import us.codecraft.webmagic.processor.PageProcessor; public class PageProcesserProduct implements PageProcessor { // private Site site = null; // // public PageProcesser(String domain, String startUrl) { // // site = Site.me().setDomain(domain).addStartUrl(startUrl); // // }

 //调试用 private Site site = Site.me().setDomain("http://www.babysittersnow.com") .addStartUrl("http://www.babysittersnow.com.au/babysitters/search"); @Override public void process(Page page) { //System.out.println(page.getUrl()); String Title= page.getHtml().xpath("//div[@class='profile-panel-main']/h1").toString().replaceAll("<[^>]*>", "");; page.putField("Title",Title); String Info=page.getHtml().xpath("//div[@class='profile-panel-details']").toString().replaceAll("<[^>]*>", "");; page.putField("Info",Info); String Review=page.getHtml().xpath("//div[@class='review']/p").toString(); page.putField("Review",Review); String Introduction=page.getHtml().xpath("//div[@id='profile-tab-introduction']").toString().replaceAll("<[^>]*>", "");; page.putField("Introduction",Introduction); String Details=page.getHtml().xpath("//div[@id='profile-tab-details']").toString().replaceAll("<[^>]*>", "");; page.putField("Details",Details); String Insights=page.getHtml().xpath("//div[@id='profile-tab-insights']").toString().replaceAll("<[^>]*>", "");; page.putField("Insights",Insights); System.out.println("商品筛选完毕,准备执行存储"); // page.putField("author", page.getHtml().$("div.Resume").toString()); // page.putField("info", page.getHtml().xpath("//p[@class='profile-panel-details']/p/label/text()").toString()); Product product = new Product(); product.setTitle(Title); product.setInfo(Info); product.setReview(Review); product.setIntroduction(Introduction); product.setDetails(Details); product.setInsights(Insights); page.putField("product", product); System.out.println("----------------------------------------------------"); } @Override public Site getSite() { return site; } public static void main(String[] args) { Spider.create(new PageProcesserProduct()) .pipeline(new ConsolePipeline()).thread(10).run(); } 

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}


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