package com.wangjialin.internet.userInformation.service;

 import java.net.HttpURLConnection;

 import java.net.URL;

 import java.net.URLEncoder;

 import java.util.HashMap;

 import java.util.Map;

 public class UserInformationService {

     public static boolean save(String title, String length) throws Exception{

         String path = "http://192.168.1.103:8080/ServerForGETMethod/ServletForGETMethod";

         Map<String, String> params = new HashMap<String, String>();

         params.put("name", title);

         params.put("age", length);

         return sendGETRequest(path, params, "UTF-8");

     }    

     /**

      * 发送GET请求

      * @param path 请求路径

      * @param params 请求参数

      * @return

      */

     private static boolean sendGETRequest(String path, Map<String, String> params, String encoding) throws Exception{

         // http://192.178.1.103:8080/ServerForGETMethod/ServletForGETMethod?title=xxxx&length=90

         StringBuilder sb = new StringBuilder(path);

         if(params != null && !params.isEmpty()){

             sb.append("?");

             for(Map.Entry<String, String> entry : params.entrySet()){

                 sb.append(entry.getKey()).append("=");

                 sb.append(URLEncoder.encode(entry.getValue(), encoding));

                 sb.append("&");

             }

             sb.deleteCharAt(sb.length() - 1);

         }

         HttpURLConnection conn = (HttpURLConnection) new URL(sb.toString()).openConnection();

         conn.setConnectTimeout(5000);

         conn.setRequestMethod("GET");

         if(conn.getResponseCode() == 200){

             return true;

         }

         return false;

     }

 }

 package com.wangjialin.internet.userInformation.get;

 import android.app.Activity;

 import android.os.Bundle;

 import android.view.View;

 import android.widget.EditText;

 import android.widget.Toast;

 import com.wangjialin.internet.userInformation.service.UserInformationService;

 public class UserInformationActivity extends Activity {

      private EditText titleText;

         private EditText lengthText;

         @Override

         public void onCreate(Bundle savedInstanceState) {

             super.onCreate(savedInstanceState);

             setContentView(R.layout.main);

             titleText = (EditText) this.findViewById(R.id.title);

             lengthText = (EditText) this.findViewById(R.id.length);

         }

         public void save(View v){

             String title = titleText.getText().toString();

             String length = lengthText.getText().toString();

             try {

                 boolean result = false;

                 result = UserInformationService.save(title, length);

                 if(result){

                     Toast.makeText(this, R.string.success, 1).show();

                 }else{

                     Toast.makeText(this, R.string.fail, 1).show();

                 }

             } catch (Exception e) {

                 e.printStackTrace();

                 Toast.makeText(this, R.string.fail, 1).show();

             }

         }

 }