模拟登录新浪微博

package getLog;import java.io.IOException;import java.util.ArrayList;import java.util.List;import org.apache.http.HttpEntity;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.ClientProtocolException;import org.apache.http.client.entity.UrlEncodedFormEntity;import org.apache.http.client.methods.HttpGet;import org.apache.http.client.methods.HttpPost;import org.apache.http.impl.client.AbstractHttpClient;import org.apache.http.impl.client.DefaultHttpClient;import org.apache.http.message.BasicNameValuePair;import org.apache.http.util.EntityUtils;import org.jsoup.Jsoup;import org.jsoup.nodes.Document;import org.jsoup.nodes.Element;import org.jsoup.select.Elements;@SuppressWarnings("deprecation")public class HttpLogin {private String loginurl="http://login.weibo.cn/login/";private String profileurl="http://weibo.cn/";private AbstractHttpClient client=new DefaultHttpClient();List<NameValuePair> paramList=new ArrayList<NameValuePair>();String pwdname=null;String action=null;String gsid=null;public void login(String username,String password) throws ClientProtocolException, IOException{HttpGet req=new HttpGet(loginurl);req.setHeader("User-Agent","Mozilla/5.0 (Windows NT 6.1; rv:16.0) Gecko/20100101 Firefox/16.0");HttpResponse res=client.execute(req);HttpEntity entity=res.getEntity();if(entity!=null){String content=EntityUtils.toString(entity,"utf-8");System.out.println(content);Document doc=Jsoup.parse(content);Elements inputs=doc.getElementsByTag("input");Element form=doc.getElementsByTag("form").get(0);for(int i=0;i<inputs.size();i++){Element input=inputs.get(i);if(input.attr("name").equalsIgnoreCase("password")||input.attr("name").startsWith("password_"))pwdname=input.attr("name");if(input.attr("type").equals("hidden"))paramList.add(new BasicNameValuePair(input.attr("name"),input.attr("value")));}action=form.attr("action");paramList.add(new BasicNameValuePair("mobile",username));paramList.add(new BasicNameValuePair(pwdname,password));paramList.add(new BasicNameValuePair("submit","登录"));UrlEncodedFormEntity formEntity=new UrlEncodedFormEntity(paramList,"utf-8");HttpPost post=new HttpPost(loginurl+action);post.setHeader("User-Agent","Mozilla/5.0 (Windows NT 6.1; rv:16.0) Gecko/20100101 Firefox/16.0");post.setHeader("Referer",loginurl);post.setHeader("Content-Type","application/x-www-form-urlencoded");post.setEntity(formEntity);HttpResponse res1=client.execute(post);HttpEntity entity1=res1.getEntity();if(entity1!=null)entity1.consumeContent();String redirectStrParams=res1.getLastHeader("Location").getValue().split("\\?")[1];System.out.println(redirectStrParams);String[] paramArray=redirectStrParams.split("&");for(int i=0;i<paramArray.length;i++){if(paramArray[i].startsWith("g=")){gsid="gsid="+paramArray[i].split("=")[1];System.out.println(gsid);break;}}HttpGet get=new HttpGet(profileurl+"?"+gsid);get.setHeader("User-Agent","Mozilla/5.0 (Windows NT 6.1; rv:16.0) Gecko/20100101 Firefox/16.0");get.setHeader("Referer",loginurl);HttpResponse res2=client.execute(get);entity=res2.getEntity();if(entity!=null){ content=EntityUtils.toString(entity,"utf-8");}System.out.println(content);}}}