package com.li.utli;import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;/**
* 下载验证码的
* @author Legend、
*
*/
public class VerificationcCode {
//发送post请求获取验证码
public static void showVerificationcCode(String url,String fileUrl) throws ClientProtocolException, IOException{
DefaultHttpClient client = new DefaultHttpClient();
HttpPost post = new HttpPost(url);
HttpResponse response = client.execute(post);
HttpEntity entity = response.getEntity();
InputStream in= entity.getContent();
int temp = 0;
File file = new File(fileUrl);
FileOutputStream out = new FileOutputStream(file);
while((temp=in.read())!=-1){
out.write(temp);
}
in.close();
out.close();
} //发送get请求获取验证码
public static String showGetVerificationcCode(String url,Map<String ,String> header, String fileUrl) throws ClientProtocolException, IOException {
DefaultHttpClient client = new DefaultHttpClient();
HttpGet get = new HttpGet(url);
if(null!=header&&header.size()>0){
get.setHeaders(SendRequest.assemblyHeader(header));
}
HttpResponse response = client.execute(get);
HttpEntity entity = response.getEntity();
InputStream in= entity.getContent();
int temp = 0;
File file = new File(fileUrl);
FileOutputStream out = new FileOutputStream(file);
while((temp=in.read())!=-1){
out.write(temp);
}
in.close();
out.close();
return SendRequest.assemblyCookie(client.getCookieStore().getCookies());
}
}最后的主方法：package com.li.main;/**
* 主方法
* @author Legend、
*
*/
public class BaiduMain {
public static void main(String[] args) throws Exception {
//验证账号并获取cookie
String cookie = BaiduTieBaNDWS.testAccount("", "");
//发帖
String info = BaiduTieBaNDWS.reply("这个贴狠牛B啊！！", "http://tieba.baidu.com/p/1193625840", cookie);
//打印返回信心
System.out.println(info);
}
}除了BaiduTieBaNDWS这个类之外，其他的类都可以直接重用。。除了百度贴吧、我们还可以做百度知道，各大论坛的回复，或者可以刷网上投票啊，我想一些网购的秒杀也是一样的，就是发一个请求带上一些必要参数而已小菜第一次发这种技术贴，写的不好之处请大家海涵！
解决方案 »
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对于httpClient来说，还是不错的！
哈哈，这个删除很正常。 你就做个CSDN发贴，回贴工具，很正常的。。
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返回
"no":2101,"error":"","data":{"fid":2829320,"fname":"\u541e\u566c\u661f\u7a7a","is_login":0}}
什么意思没回成功
我对这个HttpClient一窍不通 ，看了半天没看懂 可能对请求需要的一些信息不了解吧
拿下来运行下返回错误信息
楼主加油改下
Result res = SendRequest.sendPost("http://tieba.baidu.com/f/commit/post/add", headers, parameters, "utf-8");
//回帖之后百度会返回一段json，说明是否回帖成功
return EntityUtils.toString(res.getHttpEntity(),"utf-8");