TestTicketLeft.java

package com.example;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
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.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;

public class TestTicketLeft {
	public static void main(String[] args) throws ClientProtocolException, IOException {
		DefaultHttpClient httpClient = new DefaultHttpClient();
		
		HttpPost httpost = new HttpPost(
				"http://dynamic.12306.cn/TrainQuery/iframeLeftTicketByStation.jsp");

		List<NameValuePair> nvps = new ArrayList<NameValuePair>();
		nvps.add(new BasicNameValuePair("arriveStation_ticketLeft", "上海"));
		nvps.add(new BasicNameValuePair("arriveStation_ticketLeft_new_value", "true"));
		nvps.add(new BasicNameValuePair("lx", "00"));
		nvps.add(new BasicNameValuePair("name_ckball", "value_ckball"));
		nvps.add(new BasicNameValuePair("nday3", "05"));
		nvps.add(new BasicNameValuePair("nday3_new_value", "false"));
		nvps.add(new BasicNameValuePair("nmonth3", "09"));
		nvps.add(new BasicNameValuePair("nmonth3_new_value", "true"));
		nvps.add(new BasicNameValuePair("rFlag", "1"));
		nvps.add(new BasicNameValuePair("startStation_ticketLeft", "北京"));
		nvps.add(new BasicNameValuePair("startStation_ticketLeft_new_value", "true"));
		
		nvps.add(new BasicNameValuePair("tFlagDC", "DC"));
		nvps.add(new BasicNameValuePair("tFlagK", "K"));
		nvps.add(new BasicNameValuePair("tFlagLK", "LK"));
		nvps.add(new BasicNameValuePair("tFlagPK", "PK"));
		nvps.add(new BasicNameValuePair("tFlagPKE", "PKE"));
		
		nvps.add(new BasicNameValuePair("tFlagT", "T"));
		nvps.add(new BasicNameValuePair("tFlagZ", "Z"));
		nvps.add(new BasicNameValuePair("trainCode", ""));
		nvps.add(new BasicNameValuePair("trainCode_new_value", "true"));
	
		httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));

		HttpResponse response = httpClient.execute(httpost);
		HttpEntity entity = response.getEntity();

		System.out.println("Login form get: " + response.getStatusLine());
		if (entity != null) {
			System.out.println(EntityUtils.toString(entity));
		}
	}
}