012_02 asynchttpClient用户登录

 1 package com.example.day12_02login;
 2 
 3 import java.net.URLEncoder;
 4 
 5 import org.apache.http.Header;
 6 
 7 import com.loopj.android.http.AsyncHttpClient;
 8 import com.loopj.android.http.AsyncHttpResponseHandler;
 9 import com.loopj.android.http.RequestParams;
10 
11 import android.app.Activity;
12 import android.os.Bundle;
13 import android.os.Handler;
14 import android.os.Message;
15 import android.view.View;
16 import android.widget.EditText;
17 import android.widget.Toast;
18 
19 public class MainActivity extends Activity {
20 
21     @Override
22     protected void onCreate(Bundle savedInstanceState) {
23         super.onCreate(savedInstanceState);
24         setContentView(R.layout.activity_main);
25     }
26 
27     Handler hanlder = new Handler(){
28         @Override
29         public void handleMessage(Message msg) {
30             super.handleMessage(msg);
31             switch (msg.what) {
32             case 1:
33                 Toast.makeText(MainActivity.this, (String)msg.obj, 1).show();
34                 break;
35             case 2:
36                 Toast.makeText(MainActivity.this, (String)msg.obj, 0).show();
37                 break;
38             default:
39                 break;
40             }
41         }
42     };
43     
44     class Myhandle extends AsyncHttpResponseHandler{
45         //200 进入
46         @Override
47         public void onSuccess(int statusCode, Header[] headers,
48                 byte[] responseBody) {
49             //这个里面表示链接成功。
50             //应该在这里个去处理成功之后的事情。
51             System.out
52                     .println("MainActivity.login(...).Myhandle.onSuccess()"+statusCode);
53             Toast.makeText(MainActivity.this, new String(responseBody)  , 1).show();
54         }
55         //!200进入
56         @Override
57         public void onFailure(int statusCode, Header[] headers,
58                 byte[] responseBody, Throwable error) {            
59         }
60     }   
61 
62     //Async http client 的get请求
63     public void login(View v){    
64         EditText et_username = (EditText) findViewById(R.id.et_uername);
65         EditText et_password = (EditText) findViewById(R.id.et_password);
66         
67         final String username= et_username.getText().toString();
68         final String password= et_password.getText().toString();        
69         //http://localhost/LoginDemo/servlet/Login?username=wangdao&password=123456
70         String path = "http://192.168.3.30:8080/LoginDemo/servlet/Login?username="+URLEncoder.encode(username)+"&password="+password;
71     
72          AsyncHttpClient asyncHttpClient = new AsyncHttpClient();
73          asyncHttpClient.get(path, new Myhandle());
74          
75     }
76 
77     //Async http client Post 请求实现
78     public void login2(View v){
79         
80         EditText et_username = (EditText) findViewById(R.id.et_uername);
81         EditText et_password = (EditText) findViewById(R.id.et_password);
82         
83         final String username= et_username.getText().toString();
84         final String password= et_password.getText().toString();
85         //http://localhost/LoginDemo/servlet/Login
86         //发请求的线程
87         String path = "http://192.168.3.30:8080/LoginDemo/servlet/Login";
88          AsyncHttpClient asyncHttpClient = new AsyncHttpClient();
89          
90          RequestParams rp= new RequestParams();
91          rp.put("username", username);
92          rp.put("password", password);
93          
94          asyncHttpClient.post(path, rp, new Myhandle());    
95     }
96  
97 }