httpclient应用

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.multipart.FilePart;
import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;
import org.apache.commons.httpclient.methods.multipart.Part;
import org.apache.commons.httpclient.methods.multipart.StringPart;

public class FileUploadCmd {
public static void main(String[] args) throws HttpException, IOException{

String fileurl ="/webadmin/module/zipupload/fileUploadFinish.jsp";
String LOGON_STR = ZipUploadConfig.getProperty("LOGON_STR");
int LOGON_PORT = new Integer(ZipUploadConfig.getProperty("LOGON_PORT")).intValue();
/**
* @function:login in
* @param username,password,url
*/
HttpClient client = new HttpClient();
client.getHostConfiguration().setHost(LOGON_STR, LOGON_PORT);
PostMethod post = new PostMethod("/login_***.jsp");
NameValuePair username = new NameValuePair("username",ZipUploadConfig.getProperty("USERNAME"));
NameValuePair password = new NameValuePair("password",ZipUploadConfig.getProperty("PASSWORD"));
NameValuePair url = new NameValuePair("url",parameter);
post.setRequestBody(new NameValuePair[]{username, password,url});//传递参数
try{
client.executeMethod(post);
          }catch(Exception e){
          System.out.println("Login server error");
          return;
          }
          finally{
          post.releaseConnection();
          }
          
//cookie
       /*CookieSpec cookiespec = CookiePolicy.getDefaultSpec();
       Cookie[] cookies = cookiespec.match(LOGON_STR, LOGON_PORT, "/", false, client.getState().getCookies());
      
       if(cookies.length == 0) {
          System.out.println("None");
       }else{
         for(int i = 0; i < cookies.length; i++) {
        System.out.println(cookiespec.formatCookie(cookies[i]));
             System.out.println(cookies[i].getExpiryDate());
         }
       }*/
      

//登录成功后，上传文件
/**
* @function:upload file
*/
        PostMethod mPost = new PostMethod (fileurl);
        File f = new File(paras[0]);
        StringPart spcg = new StringPart("contentgroup",paras[1]);
        StringPart spof = new StringPart("overload_flag",paras[2]);
        StringPart spss = new StringPart("stylesheet",paras[3]);
        StringPart spt = new StringPart("template",paras[4]);
        StringPart spct = new StringPart("contenttype",paras[5]);
        String result = "";
StringBuffer resultBuffer = new StringBuffer();
        try{
        FilePart fp  = new FilePart(f.getName(),f);
        MultipartRequestEntity mrp = new MultipartRequestEntity(new Part[]{fp,spcg,spof,spss,spt,spct},mPost.getParams());
        mPost.setRequestEntity(mrp);
        client.getHttpConnectionManager().getParams().setConnectionTimeout(5000);
        client.executeMethod(mPost);
        //LogContent = mPost.getResponseBodyAsStream();
        BufferedReader in = new BufferedReader(new InputStreamReader(mPost.getResponseBodyAsStream(), mPost.getResponseCharSet()));
String inputLine = null;
while ((inputLine = in.readLine())!= null){
resultBuffer.append(inputLine);
resultBuffer.append("\n");
}
in.close();
result = resultBuffer.toString();
        if(result.equals(""))
        System.out.println("login failed");
        //else
        //System.out.println(result);
        // LogFlag=true;
           }catch(Exception e){
           System.out.println("file can not found");
           }
           finally{
           mPost.releaseConnection();
           }
    }
}