java发送Cookies登陆信息

package com.ui.deployuitest1;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.net.HttpURLConnection;import java.net.MalformedURLException;import java.net.URL;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import org.apache.http.Header;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.HttpClient;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;import android.os.Bundle;import android.app.Activity;import android.content.Context;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.widget.ArrayAdapter;import android.widget.Button;import android.widget.ListView;import android.widget.SimpleAdapter;import android.widget.TextView;public class MainActivity extends Activity implements OnClickListener {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Button bt1 = (Button) findViewById(R.id.bt1);bt1.setOnClickListener(this);Button bt2 = (Button) findViewById(R.id.bt2);bt2.setOnClickListener(this);Button bt3 = (Button) findViewById(R.id.bt3);bt3.setOnClickListener(this);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic void onClick(View v) {// TODO Auto-generated method stubif (v.equals(findViewById(R.id.bt1))) {String[] ctype = new String[] { "RD_15297  CHS-CORE3.49.2  已整理","RD_15293  EHIS-DB1.44.1 已移交","RD_15293  TSV2-PASMS1.17.0 已整理" };ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, ctype);final ListView listview1 = (ListView) findViewById(R.id.listview1);listview1.setAdapter(adapter);}if (v.equals(findViewById(R.id.bt2))) {TextView tx3 = (TextView) findViewById(R.id.text3);String htmlcontent = "";try {htmlcontent = getHtmlContent("http://10.11.77.18:1239");} catch (IOException e) {e.printStackTrace();}tx3.setText(htmlcontent);}if (v.equals(findViewById(R.id.bt3))) {String s = "";try {// s = getClientCookies();s = login();} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();}TextView txt4 = (TextView) findViewById(R.id.text4);txt4.setText(s);}}public String getHtmlContent(String htmlurl) throws IOException {URL url;String temp;StringBuffer sb = new StringBuffer();try {url = new URL(htmlurl);BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), "gbk"));// 读取网页全部内容while ((temp = in.readLine()) != null) {sb.append(temp);}in.close();} catch (MalformedURLException me) {System.out.println("你输入的URL格式有问题！请仔细输入");me.getMessage();throw me;} catch (IOException e) {e.printStackTrace();throw e;}System.out.println(sb.toString());return sb.toString();}public String getClientCookies() throws Exception {/* * DefaultHttpClient httpclient = new DefaultHttpClient(); HttpPost * httpPost = new HttpPost("http://10.11.77.18:1230/count"); Header[] * myheader=httpPost.getAllHeaders(); StringBuffer sb = new * StringBuffer(); for (int i=0;i<myheader.length;i++){ * sb.append(myheader[i]); System.out.println(myheader[i]); } * //sb.toString(); *  * System.out.println(httpPost.getAllHeaders()); //return * httpPost.getAllHeaders().toString(); return sb.toString(); */URL url = new URL("http://10.11.77.18:1239/login");HttpURLConnection huc = (HttpURLConnection) url.openConnection();InputStream is = huc.getInputStream();// 取得sessionID.String cookieVal = huc.getHeaderField("Set-Cookie");String sessionId = "1";if (cookieVal != null) {sessionId = cookieVal.substring(0, cookieVal.indexOf(";"));return sessionId + "**" + sessionId.substring(19); // android_session_id=c2f4a020b37249f0e719d3d42f2a91718d21839b;}return sessionId;}/* * 当Android应用程序访问WEB服务器的时候，我们为了与服务器保持同一会话，也就是说当前登录用户与服务器的交互是在同一个SessionId下。 * 当我们登录成功的时候，可以通过HTTP请求获取到Cookie信息，其中包括会话的SessionId，同时也可以自己将SessionId放入 * Json中返回。Session我们可以用一个静态变量来存放，每次向服务器发送请求的时候将SessionId带过去，服务器会自动检验这个 * SessionId有没有失效。 DefaultHttpClient httpclient = new DefaultHttpClient(); * HttpPost httpPost = new HttpPost(访问地址); httpPost.setHeader("Cookie", * "JSESSIONID=" + 我们在静态变量里存放的SessionId); HttpResponse httpResponse = * httpclient.execute(httpPost); 这样就可以将SessionId带过去了。 */public String login() throws Exception {DefaultHttpClient httpclient = new DefaultHttpClient();HttpPost httpPost = new HttpPost("http://10.11.77.18:1239/login");List<NameValuePair> params = new ArrayList<NameValuePair>();params.add(new BasicNameValuePair("username", "admin"));params.add(new BasicNameValuePair("password", "admin"));httpPost.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));httpPost.setHeader("Cookie", "android_session_id=" + getClientCookies());// android_session_id=0c54c4752c56758cba8e8b282990e1569fabfad2// return getHtmlContent("http://10.11.77.18:1239/login");HttpResponse httpResponse = httpclient.execute(httpPost);//result=httpResponse.String result = EntityUtils.toString(httpResponse.getEntity());return result;// return httpResponse.getAllHeaders().toString();}}