java模拟浏览器抓取网站信息和下载附件

package com.teamdev.jxbrowser.chromium.demoTest.Huhehaote;
import java.awt.BorderLayout;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;

import javax.swing.JFrame;
import javax.swing.WindowConstants;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

import com.teamdev.jxbrowser.chromium.Browser;
import com.teamdev.jxbrowser.chromium.BrowserPreferences;
import com.teamdev.jxbrowser.chromium.LoggerProvider;
import com.teamdev.jxbrowser.chromium.events.FinishLoadingEvent;
import com.teamdev.jxbrowser.chromium.events.LoadAdapter;
import com.teamdev.jxbrowser.chromium.swing.BrowserView;
/**
* 爬取食药以及附件信息
* */
public class Test_Jsopu {


public static void main(String[] args) {
//模拟浏览器
LoggerProvider.getBrowserLogger().setLevel(Level.SEVERE);
LoggerProvider.getIPCLogger().setLevel(Level.SEVERE);
LoggerProvider.getChromiumProcessLogger().setLevel(Level.SEVERE);

final Browser browser = new Browser();
BrowserView browserView = new BrowserView(browser);

BrowserPreferences preferences = browser.getPreferences();
preferences.setImagesEnabled(false);

JFrame frame = new JFrame();
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.add(browserView, BorderLayout.CENTER);
frame.setSize(700, 500);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
try {
//
String url="";
for(int i=0;i<7;i++){
if(i==0){
url="http://www.sda.gov.cn/WS01/CL1698/index.html";
}else{
url="http://www.sda.gov.cn/WS01/CL1698/index_"+i+".html";
}
search(browser,frame,url);
}

} catch (Exception e) {
e.printStackTrace();
}
}
//一次页面检索
public static void search(final Browser br ,JFrame frm,final String url) throws Exception {
new Thread().sleep(3000);
Document doc = null;
String attrUrl =url;
System.out.println("attrUrl" + attrUrl);
try{
invokeAndWaitReady(br, new Runnable() {
public void run() {
br.loadURL(url);
}
});
} catch (Exception e2) {
e2.printStackTrace();
}
String html = br.getHTML();
doc = Jsoup.parse(html);
String text = doc.text();
System.out.println(text);
Elements els= doc.getElementsByAttributeValue("class", "ListColumnClass15");
System.out.println(els.size());
for (Element el : els) {
String title=el.getElementsByTag("a").get(0).text();
String href="http://www.sda.gov.cn/WS01"+el.getElementsByTag("a").attr("href").replace("..", "");
//System.out.println("title="+title);
System.out.println("href="+href);
try {
search2( br,frm,href,title);
} catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
continue;
}
}
}

public static void search2(final Browser br ,JFrame frm,final String url,String title) throws Exception {
new Thread().sleep(3000);
Document doc = null;
String attrUrl =url;
System.out.println("attrUrl" + attrUrl);
try{
invokeAndWaitReady(br, new Runnable() {
public void run() {
br.loadURL(url);
}
});
} catch (Exception e2) {
e2.printStackTrace();
}
String html = br.getHTML();
doc = Jsoup.parse(html);


String strs[]=doc.html().split("line-height:16px");
for(int i=0;i Thread.sleep(3000);
if(i!=0&&i!=strs.length){
String str="http://www.sda.gov.cn/"+strs[i].split("href=\"")[1].split("\">")[0];
String firlname=strs[i].split("href=\"")[1].split("\">")[1].split("
System.out.println("title:"+title);
System.out.println("str:"+str);
System.out.println("firlname:"+firlname);
runDownLoad(title, str,firlname);

}
System.out.println("---------------------------------------");
}





}

public static void invokeAndWaitReady(Browser browser,Runnable runnable) {
final CountDownLatch latch = new CountDownLatch(1);
LoadAdapter listener = new LoadAdapter() {
@Override
public void onFinishLoadingFrame(FinishLoadingEvent event) {
if (event.isMainFrame()) {
latch.countDown();
}
}
};
browser.addLoadListener(listener);
try {
runnable.run();
try {
if (!latch.await(60, TimeUnit.SECONDS)) {
//throw new RuntimeException(new TimeoutException());
}
} catch (InterruptedException ignore) {
ignore.printStackTrace();
Thread.currentThread().interrupt();
}
} finally {
browser.removeLoadListener(listener);
}
}


public static void runDownLoad(String title,String fileurl,String filename){
// 构造URL
URL url;
try {
url = new URL(fileurl);
// 打开URL连接
URLConnection con = (URLConnection)url.openConnection();
// 得到URL的输入流
InputStream input = con.getInputStream();
// 设置数据缓冲
byte[] bs = new byte[1024 * 2];
// 读取到的数据长度
int len;
// 输出的文件流保存图片至本地
String path1 = "c:/aa/"+title;
File f = new File(path1);
f.mkdirs();
// String hzm=fileurl.split("\\.")[fileurl.split("\\.").length-1];
OutputStream os = new FileOutputStream(path1+"\\"+filename);

while ((len = input.read(bs)) != -1) {
os.write(bs, 0, len);
}
os.close();
input.close();
} catch (MalformedURLException e) {
// TODO 自动生成的 catch 块
e.printStackTrace();
} catch (IOException e) {
// TODO 自动生成的 catch 块
e.printStackTrace();
}

}

}