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Android通过Get,Post,HttpClient方式提交参数给服务器

[java] 
package cn.itcast.net;  
  
import java.io.InputStream;  
import java.io.OutputStream;  
import java.net.HttpURLConnection;  
import java.net.URL;  
import java.net.URLEncoder;  
import java.util.ArrayList;  
import java.util.HashMap;  
import java.util.List;  
import java.util.Map;  
import java.util.regex.Matcher;  
import java.util.regex.Pattern;  
  
import org.apache.http.HttpResponse;  
import org.apache.http.NameValuePair;  
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.xmlpull.v1.XmlPullParser;  
  
import android.util.Xml;  
  
import cn.itcast.utils.StreamTool;  
  
public class HttpRequest {  
  
      
    public static boolean sendXML(String path, String xml)throws Exception{  
        byte[] data = xml.getBytes();  
        URL url = new URL(path);  
        HttpURLConnection conn = (HttpURLConnection)url.openConnection();  
        conn.setRequestMethod("POST");  
        conn.setConnectTimeout(5 * 1000);  
        conn.setDoOutput(true);//如果通过post提交数据,必须设置允许对外输出数据  
        conn.setRequestProperty("Content-Type", "text/xml; charset=UTF-8");  
        conn.setRequestProperty("Content-Length", String.valueOf(data.length));  
        OutputStream outStream = conn.getOutputStream();  
        outStream.write(data);  
        outStream.flush();  
        outStream.close();  
        if(conn.getResponseCode()==200){  
            return true;  
        }  
        return false;  
    }  
  
    public static boolean sendGetRequest(String path, Map<String, String> params, String enc) throws Exception{  
        StringBuilder sb = new StringBuilder(path);  
        sb.append('?');  
        // ?method=save&title=435435435&timelength=89&  
        for(Map.Entry<String, String> entry : params.entrySet()){  
            sb.append(entry.getKey()).append('=')  
                .append(URLEncoder.encode(entry.getValue(), enc)).append('&');  
        }  
        sb.deleteCharAt(sb.length()-1);  
          
        URL url = new URL(sb.toString());  
        HttpURLConnection conn = (HttpURLConnection)url.openConnection();  
        conn.setRequestMethod("GET");  
        conn.setConnectTimeout(5 * 1000);  
        if(conn.getResponseCode()==200){  
            return true;  
        }  
        return false;  
    }  
      
    public static boolean sendPostRequest(String path, Map<String, String> params, String enc) throws Exception{  
        // title=dsfdsf&timelength=23&method=save  
        StringBuilder sb = new StringBuilder();  
        if(params!=null && !params.isEmpty()){  
            for(Map.Entry<String, String> entry : params.entrySet()){  
                sb.append(entry.getKey()).append('=')  
                    .append(URLEncoder.encode(entry.getValue(), enc)).append('&');  
            }  
            sb.deleteCharAt(sb.length()-1);  
        }  
        byte[] entitydata = sb.toString().getBytes();//得到实体的二进制数据  
        URL url = new URL(path);  
        HttpURLConnection conn = (HttpURLConnection)url.openConnection();  
        conn.setRequestMethod("POST");  
        conn.setConnectTimeout(5 * 1000);  
        conn.setDoOutput(true);//如果通过post提交数据,必须设置允许对外输出数据  
        //Content-Type: application/x-www-form-urlencoded  
        //Content-Length: 38  
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");  
        conn.setRequestProperty("Content-Length", String.valueOf(entitydata.length));  
        OutputStream outStream = conn.getOutputStream();  
        outStream.write(entitydata);  
        outStream.flush();  
        outStream.close();  
        if(conn.getResponseCode()==200){  
            return true;  
        }  
        return false;  
    }  
      
    //SSL HTTPS Cookie  
    public static boolean sendRequestFromHttpClient(String path, Map<String, String> params, String enc) throws Exception{  
        List<NameValuePair> paramPairs = new ArrayList<NameValuePair>();  
        if(params!=null && !params.isEmpty()){  
            for(Map.Entry<String, String> entry : params.entrySet()){  
                paramPairs.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));  
            }  
        }  
 
补充:移动开发 , Android ,
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