Android为HttpClient设置证书(用户名和密码)

package cc.testhtmlcontent;


import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.NameValuePair;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.CredentialsProvider;
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.BasicCredentialsProvider;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.protocol.HTTP;
import android.os.Bundle;
import android.app.Activity;
/**
 * Demo描述:
 * 1 为HttpClient设置证书(CredentialsProvider 证书提供者)
 * 2 然后获取HTML中的内容
 * 
 */
public class MainActivity extends Activity {
  private final String USERNAME="your username";
  private final String PASSWORD="your password";
    private final String URL="your url";
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    getHTMLContent();
  }
  
  private void getHTMLContent() {
    try {
      new Thread(new Runnable() {
        public void run() {
          ArrayList<NameValuePair> nameValuePairArrayList = new ArrayList<NameValuePair>();
          String HTMLContent = getHTMLContentByPost(nameValuePairArrayList, URL,false);
          System.out.println("HTMLContent=" + HTMLContent);
        }
      }).start();
    } catch (Exception e) {
    }


  }


  public  String getHTMLContentByPost(ArrayList<NameValuePair> nameValuePairArrayList,String url, boolean hasCredential) {
    InputStream inputStream = null;
    String line = "";
    String htmlContentString = "";
    HttpPost httpPost = new HttpPost(url);
    DefaultHttpClient httpClient = new DefaultHttpClient();
    //当需要证书的时候
    //对HttpClient进行如下设置:
    if (hasCredential) {
      AuthScope authScope=new AuthScope(AuthScope.ANY_HOST,AuthScope.ANY_PORT);
      UsernamePasswordCredentials usernamePasswordCredentials=new UsernamePasswordCredentials(USERNAME, PASSWORD);
      CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
      credentialsProvider.setCredentials(authScope, usernamePasswordCredentials);
      httpClient.setCredentialsProvider(credentialsProvider);
    }
  
    try {
      HttpConnectionParams.setConnectionTimeout(httpClient.getParams(), 8000);
      HttpConnectionParams.setSoTimeout(httpClient.getParams(), 9000);
      HttpConnectionParams.setTcpNoDelay(httpClient.getParams(), true);
      httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairArrayList, HTTP.UTF_8));
      HttpResponse httpResponse = httpClient.execute(httpPost);
      if (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
        HttpEntity httpEntity = httpResponse.getEntity();
        inputStream = httpEntity.getContent();
        InputStreamReader inputStreamReader=new InputStreamReader(inputStream, HTTP.UTF_8);
        BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
        while ((line = bufferedReader.readLine()) != null) {
          htmlContentString += line;
        }
      }
    } catch (UnsupportedEncodingException e) {
      e.printStackTrace();
    } catch (ClientProtocolException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
    clientShutdown(httpClient);
    return htmlContentString;
  }


  //关闭client链接
  public static void clientShutdown(HttpClient client) {
    client.getConnectionManager().shutdown();
  }


}

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