HttpClient 模拟登录正方教务系统

package com.hundred.httpclient;

import java.io.IOException;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;

public class HttpClientDemo {
    static final String LOGON_SITE = "jw.xxxx.com";
    static final int LOGON_PORT = 80;
    static final String USERNAME = "0000000";
    static final String PASSWORD = "0000000";
    static final String VIEWSTATE = "dDw1MjQ2ODMxNzY7Oz6kcKVV3SqRd9KtLpIdMU2sTzMXyw==";
    static final String XXCJ = "xscj_gc.aspx?xh=";

    public static void main(String[] args) throws Exception {
        HttpClientDemo demo = new HttpClientDemo();
        HttpClient client = demo.loginStatus();
        GetMethod get = new GetMethod("/xs_main.aspx?xh=000000000");
        client.executeMethod(get);
        /*System.out.println(get.getResponseBodyAsString());
        get.releaseConnection();*/
        PostMethod post = new PostMethod("");
        post.setRequestBody(new NameValuePair[] {
            new NameValuePair(),
        });
            
    }

    private HttpClient loginStatus() {
        HttpClient client = new HttpClient();
        client.getHostConfiguration().setHost(LOGON_SITE, LOGON_PORT);

        PostMethod post = new PostMethod("/default_ysdx.aspx");
        NameValuePair data = new NameValuePair("__VIEWSTATE",VIEWSTATE);
        NameValuePair name = new NameValuePair("TextBox1", USERNAME);
        NameValuePair pass = new NameValuePair("TextBox2", PASSWORD);
        NameValuePair cost = new NameValuePair("RadioButtonList1","%D1%A7%C9%FA");
        NameValuePair tototo = new NameValuePair("Button1", "++%B5%C7%C2%BC++");

        post.addParameter(tototo);
        post.addParameter(name);
        post.addParameter(pass);
        post.addParameter(cost);
        post.addParameter(data);

        try {
            client.executeMethod(post);
            post.releaseConnection();
            return client;
        } catch (HttpException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return null;
    }